Full Test - NEET PYQs (2023)

Botany - Section A

1. Regarding Meiosis, which of the statement is incorrect ?
1. Four haploid cells are formed at the end of Meiosis-II
2. There are two stage in Meiosis, Meiosis-I and II
3. DNA replication occurs in S phase of Meiosis-II
4. Pairing of homologous chromosomes and recombination occurs in Meiosis-I


An organism used as a bio-fertilizer for raising soyabean crop is

1. Azospirillum
2. Rhizobium
3. Nostoc
4. Azotobacter


The label of a herbarium sheet does not carry information on
1.date of collection
2. name of collector
3.local names
4.height of the plant


Loading of phloem is related to : -
1. Increase of sugar in phloem
2. Elongation of phloem cell
3. Separation of phloem parenchyma
4. Strengthening of phloem fiber


Antiparallel strands of a DNA molecule means that:
1. one strand turns anti-clockwise
2. the phosphate groups of two DNA strands, at their ends, share the same position
3. the phosphate groups at the start of two DNA strands are in opposite position(pole)
4. one strand turns clockwise


Which one of the following statements is not valid for aerosols?
1. They alter rainfall and monsoon patterns
2. They caused increased agricultural productivity.
3. They have negative impact on agricultural land.
4. They are harmful to human health.


Chlorophyll in chloroplasts is located in -
(1) Grana
(2) Pyrenoid
(3) Stroma
(4) Both (1) and (3)


In glycolysis, during oxidation electrons are removed by -
1. Glyceraldehyde-3-phosphate
2. NAD+
3. Molecular oxygen
4. ATP

9. Which of the following is incorrectly matched?
1.Volvox- Starch
2.Ectocarpus- Fucoxanthin
3.Ulothrix- Mannitol
4.Porphyra - Floridian starch


Effect of light and dark rhythm on plants is known as:
1. Photonasty
2. Phototropism
3. Photoperiodism
4. Photomorphogenesis


Which of the following are the important floral rewards to the animal pollinators?
1. Colour and large size of flower
2. Nectar and pollen grains
3. Floral fragrance and calcium crystals
4. Protein pellicle and stigmatic exudates


Which one of the following is not an essential
mineral element for plants while the remaining
three are ?
1. Phosphorus
2. Iron
3. Manganese
4. Cadmium


In mung bean, resistance to yellow mosaic virus, and powdery mildew was brought about by:
1.Mutation breeding
3.Tissue culture
4.Hybridization and selection


Which of the following is expected to have the highest value (gm/m2 /yr) in a grassland ecosystem: -
1. Tertiary production
2. Gross production (GP)
3. Net production (NP)
4. Secondary production


Which one of the following pairs is wrongly
matched while the remaining three are correct ?
1. Agave - Bulbils
2. Penicillium - Conidia
3. Water hyacinth - Runner
4. Bryophyllum – Leaf buds


The ovary is half inferior in flowers of

1. cucumber
2. cotton
3. guava
4. peach


In photosynthesis, the light-independent reactions take place at
1. Thylakoid lumen
2. photosystem I
3. photosystem II
4. Stromal matrix


Select thecorrectstatement:

1. Franklin Stahl coined the term "linkage".
2. Punnett square was developed by a British scientist.
3. Spliceosomes take part in translation.
4. Transduction was discovered by S. Altman.

19. Western Ghats have a large number of plants and animal species that are not found anywhere else. Which of the following term is used to notify such species?
1. Threatened species
2. Keystone species
3. Endemic species
4. Vulnerable species


The transverse section of a plant shows following anatomical features :
a. Large number of scattered vascular bundles surrounded by bundle sheath.
b. Large conspicuous parenchymatous ground tissue.
c. Vascular bundles conjoint and closed.
d. Phloem parenchyma absent.
Identify the category of plant and its part :
1. Monocotyledonous root
2. Dicotyledonous stem
3. Dicotyledonous root
4. Monocotyledonous stem


Which one of the following is wrong for fungi?
1. They are eukaryotic
2. All fungipossess a purely cellulosic cell wall
3. They are heterotrophic
4. They both are unicellular and multicellular


Just as a person moves from Delhi to Shimla to escape the heat for the duration of hot summer, thousands of migratory birds from Siberia and other extremely cold northern regions move to:
1. Western Ghat
2. Meghalaya
3. Corbett National Park
4. Keoladeo National Park


In the somatic cell cycle :-
1. DNA replication takes place in S-phase
2. A short interphase is followed by a long mitotic phase
3.G2 phase follows mitotic phase
4. InG1 phase, DNA content is double the amount of DNA present in the original cell


Which of the following yields citric acid?
1. Penicillium citricum
2. Aspergillus niger
3. Saccharomyces
4. Azospirilium


Practical purpose of taxonomy or classification is to :
1. facilitate the identification of unknown species
2. explain the origin of organisms
3. know the evolutionary history
4. identify medicinal plants


The movement of ions against the concentration gradient will be :

1. Active transport2. Osmosis
3. Diffusion4. All of the above


Statement I:The codon AUG' codes for methionine and phenylalanine.
Statement II:AAA' and 'AAG are both codons that code for the amino acid lysine.

In light of the above statements, choose the correct answer from the options given below:

1.Statement I is correct but Statement II is false.
2.Statement I is incorrect but Statement II is true.
3.Both Statement I and Statement II are true.
4.Both Statement I and Statement II are false.


''Good ozone'' is found in the :
1. Ionosphere
2. Mesosphere
3. Troposphere
4. Stratosphere


Which is the important site of formation of glycoproteins and glycolipids in eukaryotic cells?
(1) Peroxisomes
(2) Golgi bodies
(3) Polysomes
(4) Endoplasmic reticulum


Which of the following biomolecules is common to respiration-mediated breakdown of fats, carbohydrates and proteins?
1. Glucose-6-phosphate
2. Fructose 1, 6-bisphosphate
3. Pyruvic acid
4. Acetyl Co-A


Which of the following is without exception in Angiosperms : -
1. Presence of vessels
2. Double fertilisation
3. Secondary growth
4. Autotrophic nutrition


Coconut milk factor is: -
1. An auxin
2. A gibberellin
3. Abscisic acid
4. Cytokinin


Wind pollination is common

1. lilies
2. grasses
3. orchids
4. legumes


Nitrogen fixing bacteria converts :


Which fungal disease spreads by seed and flowers : -
(1) Loose smut of Wheat
(2) Corn stunt
(3) Covered smut of Barley
(4) Soft rot of Potato

Botany - Section B


The chief advantage of encystment to an Amoeba is:

1.The ability to survive during adverse physical conditions
2.The ability to live for some time without ingesting food
3.Protection from parasites and predators
4.The chance to get rid of accumulated waste products


Assuming that fur colour of an animal is dark, range of colour shade and white. A cross is made between a male (AABBCC) with dark fur colour and a female (aabbcc) with white fur colour. What would be the fur colour of F1 generation?
1. All intermediate colour
2. Range of colour shade
3. All dark colour
4. All white colour


Main reason for disturbance of biological diversity :
1. Green house effect
2. Hunting
3. Soil erosion
4. Destruction of natural habitats


During Meiosis 1, in which stage synapsis takes place?
1. Pachytene
2. Zygotene
3. Diplotene
4. Leptotene


Regeneration of damaged growing grass following grazing is largely due to :
1.Lateral meristem
2.Apical meristem
3.Intercalary meristem
4.Secondary meristem


Which one of the following statements is wrong?
1. Algae increase the level of dissolved oxygen in the immediate environment
2. Algin is obtained from red algae and carrageenan from brown algae
3. Agar-agar is obtained from Gelidium and Gracilaria
4. Laminaria and Sargassum are used as food


Function of filiform apparatus is to:

1.Recognize the suitable pollen at the stigma
2.Stimulate division of generative cell
3.Producer nectar
4.Guide the entry of the pollen tube


Three crops that contribute maximum to global food grain production are -
(1) Wheat, rice and maize
(2) Rice, maize and sorghum
(3) Wheat maize and sorghum
(4) Wheat, rice and barley

44. The flowers are Zygomorphic in:
a. Mustard
b. Gulmohar
c. Cassia
d. Datura
e. Chilly
Choose the correct answer from the options given below:
1. c, d, e only
2. a, b, c only
3. b, c only
4. d, e only


Which one of the following mineral elements plays an important role in biological nitrogen fixation : -
1. Copper
2. Manganese
3. Zinc
4. Molybdenum


Vertical distribution of different species occupying different levels in a biotic community is known as:
1. divergence
2. stratification
3. zonation
4. pyramid

47. The phenomenon by which the undividing parenchyma cells start to divide mitotically during plant tissue culture is called as :
1. Differentiation
2. Dedifferentiation
3. Redifferentiation
4. Secondary growth


When water moves through a semipermeable membrane then which of the following pressure develops : -
1. O.P.
2. S.P.
3. T.P.
4. W.P.


Which one of the following is an example of carrying out biological control of pests/diseases using microbes?
1. Trichoderma sp. against certain plant pathogens
2. Nucleopolyhedrovirus against white rust in Brassica
3. Bt-cotton to increase cotton yield
4. Ladybird beetle against aphids in mustard

50. What is the net gain of ATP when each molecule of glucose is converted to two molecules of pyruvic acid?
1. Eight
2. Four
3. Six
4. Two

Zoology - Section A

51. Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R)
Assertion (A): All vertebrates are chordates but all chordates are not vertebrates
Reason (R): Notochord is replaced by vertebral column in the adult vertebrates
In the light of the above statements, choose the most appropriate answer from the options given below:
1. (A) is not correct but (R) is correct
2. Both (A) and (R) are correct and (R) is the correct explanation of (A)
3. Both (A) and (R) are correct but (R) is not the correct explanation of (A)
4. (A) is correct but (R) is not correct


Consider the following four statements (a–d) regarding kidney transplant and select the two correct ones out of these –
(a) Even if a kidney transplant is proper the recipient may need to take immunosuppresants for a long time
(b) The cell-mediated immune response is responsible for the graft rejection
(c) The B-lymphocytes are responsible for rejection of the graft
(d) The acceptance or rejection of a kidney transplant depends on specific interferons
The two correct statements are –
1. (b) and (c)
2. (c) and (d)
3. (a) and (c)
4. (a) and (b)


A phosphoglyceride is always made up of
1. only an unsaturated fatty acid esterified to a glycerol molecule to which a phosphate group is also attached.
2. a saturated or unsaturated fatty acid esterified to a glycerol molecule to which a phosphate group is also attached.
3. a saturated or unsaturated fatty acid esterified to a phosphate group which is also attached to a glycerol molecule.
4. only a saturated fatty acid esterified to a glycerol molecule to which a phosphate group is also attached.


A diagram showing axon terminal and synapse is given. Identify correctly at least two of A-D.
Full Test - NEET PYQs (1)
1. B- Synaptic connection; D- K+
2. A- Neurotransmitter; B- Synaptic cleft
3. C- Neurotransmitter; D- Ca++
4. A- Receptor; C- Synaptic vesicles

55. Lippe's loop is a type of contraceptive used as:

1. Copper releasing IUD2. Cervical barrier
3. Vault barrier4. Non-Medicated IUD


Function of Nucleases :
1. Break the polynucleotide chain by breaking the each terminal nucleotide
2. Breaks phosphodiester bond
3. Breaks peptide bonds
4. Breaks ester bonds


Which of the following is an accumulation and release centre of neurohormones?
1. Posterior pituitary lobe
2. Intermediate lobe of the pituitary
3. Hypothalamus
4. Anterior pituitary lobe


Widal test is carried out to test:
1. Malaria
2. Diabetes mellitus
4. typhoid fever


The extinct human who lived 100000 to 40000 years ago, in Europe, Asia, and parts of Africa, with short stature, heavy eyebrows, retreating for heads, large jaws with heavy teeth, stocky bodies, a lumbering gait, and stooped posture was:
1. Homo habilis
2. Neanderthal human
3. Cro-Magnon humans
4. Ramapithecus


Signals from fully developed foetus and placenta ultimately lead to parturition which requires the release of -
1. Oxytocin from maternal pituitary
2. Oxytocin from foetal pituitary
3. Relaxin from placenta
4. Estrogen from placenta


Figure shows schematic plan of blood circulation in humans with labels A to D. Identify the label and give its function/s.
Full Test - NEET PYQs (2)
1. B-Pulmonary artery- takes blood from heart to lungs, PO2 = 90mm Hg
2. C-Vena Cava- takes blood from body parts to right auricle, PCO2 = 45mm Hg
3. D-Dorsal aorta- takes blood from heart to body parts,PO2 = 95mm Hg
4. A- Pulmonary vein - takes impure blood from body parts,PO2 = 60mm Hg


Which type of tissue is correctly matched with its location?

1.Areolar tissueTendons
2.Transitional epitheliumTip of nose
3.Cuboidal epitheliumLining of stomach
4.Smooth muscleWall of intestine


Select the correct events that occur during inspiration.
a. Contraction of diaphragm
b Contraction of external inter-costal muscles
c. Pulmonary volume decreases
d. Intra pulmonary pressure increases
1. (c) and (d)
2. (a), (b) and (d)
3. only (d)
4. (a) and (b)


Carrier ions like Na+ facilitate the absorption of substance like
1. amino acids and glucose
2. glocose and fatty acids
3. fatty acids and glycerol
4. fructose and some amino acids


The H-zone in the skeletal muscle fibre is due to:
1. The central gap between myosin filaments in the A-band.
2. The central gap between actin filaments extending through myosin filaments in the A-band.
3. Extension of myosin filaments in the central portion of the A-band
4. The absence of myofibrils in the central portion of A-band.


Golden rice is a genetically modified crop plant where the incorporated gene is meant for the biosynthesis of:

3.Omega 34.Vitamin-A


Metagenesis refers to
1. The presence of different morphic forms
2. Alternation of generation between asexual and sexual phrases of an organism
3. Occurrence of a drastic change in the form during post-embryonic development
4. Presence of segmented body and parthenogenic mode of reproduction


Which of the following statements is correct?
1. The descending limb of loop of Henle is impermeable to water.
2.The ascending limb of loop of Henle is permeable to water.
3. The descending limb of loop of Henle is permeable to electrolytes.
4. The ascending limb of loop of Henle is impermeable to water.


Phospholipids are esters of glycerol with :-
1. Three carboxylic acid residues
2. Two carboxylic acid residues and one phosphate group
3. One carboxylic acid residue and two phosphate groups
4. Three phosphate groups


In the resting state of the neural membrane, diffusion due to concentration gradients, if allowed, would drive :-
1. K+ and Na+ out of the cell
2. Na+ into the cell
3. Na+ out of the cell
4. K+ into the cell


Copper ions released from copper-releasing Intra Uterine Devices (IUDs)
1. make uterus unsuitable for implantation
2. increase phagocytosis of sperms
3. suppress sperm motility
4. prevent ovulation

72. Separation of DNA, fragments is done by a technique known as :
1. Polymerase Chain Reaction
2. Recombinant technology
3. Southern blotting
4. Gel electrophoresis


CCK and secretin secreted by :
1. Stomach
2. Ileum
3. Duodenum
4. Colon


Antivenom injection contains performed antibodies while polio drops that are administered into the body contain:
1. harvested antibodies
2. gamma globulin
3. attenuated pathogens
4. activated pathogens


Which of the following statement is true :
1. Homo erectus is direct ancestor of Homo sapiens
2. Neanderthal man is direct ancestor of modern man
3. Australopithecous is direct ancestor of modern man
4. Fossils of cromagnon man first found in Ethiopia


Sertoli cells are regulated by the pituitary hormone known as :
1. FSH
2. GH
3. Prolactin
4. LH


In which point, pulmonary artery is different from pulmonary vein :
1. Its lumen is broad
2. Its wall is thick
3. It has valves
4. It does not possess endothelium


Choose the correctly matched pair:
1. Tendon-Specialized connective tissue
2. Adipose tissue-Dense connective tissue
3. Areolar tissue- Loose connective tissue
4. Cartilage- Loose connective tissue


Asthma may be attributed to
1. allergic reaction of the mast cells in the lungs
2. inflammation of the trachea
3. accumulation of fluid in the lungs
4. bacterial infection of the lungs


Kwashiorkor disease is due to
1. simultaneous deficiency of proteins and fats
2. simultaneous deficiency of proteins and calories
3. deficiency of carbohydrates
4. protein deficiency not accompanied by calorie deficiency


Three of the following pairs of the human
skeletal parts are correctly matched with their
respective inclusive skeletal category and one
pair is not matched. Identify the non-matching

Pairs of skeletal parts



Malleus and stapes

Ear ossicles


Sternum and Ribs

Axial skeleton


Clavicle and Glenoid cavity

Pelvic girdle


Humerus and ulna

Appendicular skeleton


Which one of the following is now being commercially produced by biotechnological procedures -
1. Morphine
2. Quinine
3. Insulin
4. Nicotine


Which of the following features is not present in the phylum –Arthorpoda?
1. Metameric segmentation
2. Parapodia
3. Jointed appendages
4. Chitinous exoskeleton


Which of the following does not favour the formation of large quantities of dilute urine?
1. Alcohol
2. Caffeine
3. Renin
4. Atrial-natriuretic factor


Which of the following bond is formed as a result of reaction of carboxyl group of one amino acid with amino group of other amino acid with elimination of water?
1. Phosphodiester Bond
2. Hydrogen Bond
3. Glycosidic Bond
4. Peptide Bond

Zoology - Section B


A chemical signal that has both endocrine and neural roles is
1. melatonin
2. calcitonin
3. epinephrine
4. cortisol


Which one of the following is the most likely root cause why menstruation is not taking place in regularly cycling human female ?
1. Fertilization of the ovum
2. Maintenance of the hypertropical endometrial lining
3. Maintenance of high concentration of sex-hormones in the blood stream
4. Retention of well-developes corpus luteum


Drug called 'Heroin' is synthesized by:
1. nitration of morphine
2. methylation of morphine
3. acetylation of morphine
4. glycosylation of morphine


Among the following sets of examples for divergent evolution, select the incorrect option:

1. Forelimbs of man, bat and cheetah
2. Heart of bat, man and cheetah
3. Brain of bat, man and cheetah
4. Eye of octopus, bat and man


Identify the properties of a good vector used in rDNA technology
(a) It should have origin of replication supporting a high copy number
(b) It should have preferably more than '2' recognition sites
(c) The restriction sites in vector should be in the antibiotic- resistant genes
(d) It should have suitable marker genes
(e) It should be easy to isolate and purify
Choose the most appropriate answer from the options given below:
1. (a), (c) and (e) only
2.(c), (d) and (e) only
3.(a), (b) and (c) only
4.(a), (c) , (d) and (e) only


Ommatidia serve the purpose of photoreception in : -
1. Cockroach
2. Frog
3. Humans
4. Sunflower


Which of the following guards the opening of hepatopancereatic duct into the duodenum ?
1. Ileocaecal valve
2. Pyloric sphincter
3. Sphincter of Oddi
4. Semilunar valve


Figure shows human urinary system with structures labelled A to D. Select option which correctly identifies them and gives their characteristics and / or functions.
Full Test - NEET PYQs (3)
1. B-pelvis - broad funnel shaped space inner to hilum, directly connected to loops of Henle.
2. C- Medulla- inner zone of kidney and contains complex nephrons.
3. D- Cortex- outer part of kidney and does not contain any part of nephrons.
4. A- Adrenal gland- located at the anterior part of kidney; secretes catecholamines which stimulate glycogen breakdown.


Match the following columns and select the correct option

a.The organ of Corti (i)Connects the middleear and pharynx
b.Cochlea(ii)Coiled part of thelabyrinth
c.Eustachian tube (iii)Attached to theoval window
d.Stapes (iv)Located on the basilarmembrane


Which of the following disorders represents decrease in respiratory surface due to damaged alveolar walls ?
1. Hypocapnia
2. Bronchitis
3. Asthma
4. Emphysema

96. Match List - I with List - II with respective to methods of Contraception and their respective actions.

List - IList - II
(a) Diaphragms(i) Inhibit ovulation and Implantation
(b) Contraceptive Pills(ii) Increase phagocytosis of sperm within Uterus
(c) Intra Uterine Devices(iii) Absence of Menstrual cycle and ovulation following parturition
(d) Lactational Amenorrhea(iv) They cover the cervix blocking the entry of sperms

Choose the correct answer from the options given below:



Arteries are best defined as the vessels which

1. carry blood away from the heart to different organs
2. break up into capillaries which reunite to form a vein
3. carry blood from one visceral organ to another visceral organ
4. supply oxygenated blood to the different organs


Stimulation of a muscle fiber by a motor neuron occurs at:
1. the neuromuscular junction
2. the transverse tubules
3. the myofibril
4. the sacroplasmic reticulum


Which of the following characteristics is not shared by birds and mammals?
1. Breathing using lungs
2. Viviparity
3. Warm blooded nature
4. Ossified endoskeleton


Match List -I with List - II.

(a) Protein
(b) Unsaturated fatty acid
(c) Nucleic acid
I.C-C double bonds
II. Phosphodiester bonds
III. Glycosidic bonds
IV. Peptide bonds

Choose the correct answer from the options given below.
(a) (b) (c) (d)
1. (ii) (i) (iv) (iii)
2. (iv) (iii) (i) (ii)
3. (iv) (i) (ii) (iii)
4. (i) (iv) (iii) (ii)

Chemistry - Section A


The correct IUPAC name of the given compound is-
Full Test - NEET PYQs (4)
1. 3-Ethyl-4-ethenylheptane
2. 3-Ethyl-4-propylhex-5-ene
3. 3-(1-Ethyl propyl) hex-1-ene
4. 4-Ethyl-3-propylhex-1-ene


Percentage of C, H & N are given as follows :
C = 40% H = 13.33% N = 46.67%
The empirical formula will be :


The reaction A → B follows first order kinetics. The time taken for 0.8 mol of A to produce 0.6 mol of B is 1 hour. The time taken for conversion of 0.9 mol of A to produce 0.675 mol of B will be:
1. 1 hour
2. 0.5 hour
3. 0.25 hour
4. 2 hour

104. The order of energy absorbed which is responsible for the color of complexesis:
\((A) \ \left[\mathrm{Ni}\left(\mathrm{H}_{2} \mathrm{O}\right)_{2}(\text { en })_{2}\right]^{2+}\\ (B) \ \left[\mathrm{Ni}\left(\mathrm{H}_{2} \mathrm{O}\right)_{4}(\mathrm{en})\right]^{2+} and\\ (C) \ \left[\mathrm{Ni}(\mathrm{en})_{3}\right]^{2+}\)
1. B > A > C
2. A > B > C
3. C > B > A
4. C > A > B


If the solubility of MX2 – type electrolytes is 0.5 × 10–4 Mole/lit. then Ksp of electrolytes will be: -


For the disproportionation of copper:
2Cu+ → C u2+ + C u,E°is :-
(GivenE°forCu+2/Cu is 0.34 V & Eº for Cu+2/Cu+is 0.15 V )
1. 0.49 V
2. – 0.19 V
3. 0.38 V
4. – 0.38 V


What is the entropy change (in JK–1 mol–1) when one mole of ice is converted into water at 0ºC ? (The enthalpy change for the conversion of ice to liquid water is 6.0 KJ mol–1 at 0ºC)
1. 20.13
2. 2.013
3. 2.198
4. 21.98


Consider the following compounds
Full Test - NEET PYQs (5)
Hyperconjugation occurs in
1. I only
2. II only
3. III only
4. I and III


Copper has face-centered cubic (fcc) lattice with interatomic spacing equal to 2.54Å. The value of lattice constant for this lattice is-
(1) 3.59Å
(2) 2.54 Å
(3) 1.27 Å
(4) 5.08 Å


Which of the following metal ions activates many enzymes participating in the oxidation of glucose to produce ATP and with Na it is also responsible for the transmission of nerve signals:
1. Copper
2. Calcium
3. Potassium
4. Iron


The method of zone refining of metals is based on the principle of:

1.Greater mobility of the pure metal than that of theimpurity
2.Higher melting point of the impurity than that of thepure metal
3.Greater noble character of the solid metal than that ofthe impurity
4.Greater solubility of the impurity in the molten statethan in the solid


Which is the correct thermal stability order forH2EE=O,S,Se,TeandPo?


Which one of the following is most reactive towards electrophilic attack?
1. Full Test - NEET PYQs (6)
2. Full Test - NEET PYQs (7)
3. Full Test - NEET PYQs (8)
4. Full Test - NEET PYQs (9)


The correct option for the total pressure (in atm) in a mixture of 4 g O2 and 2 g H2confined in a total volume of one litre at 0°C is :
[Given R=0.082 L atm mol-1 K-1, T=273 K]
1. 25.18
2. 26.02
3. 2.518
3. 2.602


HCl was passed through a solution of CaCl2, MgCl2, and NaCl. Compound(s) that get crystallize is/are-
1. Only NaCl
2. OnlyMgCl2
3. NaCl,MgCl2, and CaCl2
4. BothMgCl2 andCaCl2


Among the following, the narrow-spectrum antibiotic is:
1. chloramphenicol
2. penicillin G
3. ampicillin
4. amoxicillin


Which of the following is the correct order of dipole moment?


A 0.0020 m aqueous solution of an ionic compound Co(NH3)5(NO2)Cl freezes at -0.0073 oC. Number of moles of ions which 1 mol of ionic compound produces on being dissolved in water will be -
(Kf = -1.86oC/m)
1. 2
2. 3
3. 4
4. 1


The orientation of an atomic orbital is governed by :
1. azimuthal quantum number
2. spin quantum number
3. magnetic quantum number
4. principal quantum number


What is the colloidal solution of fog?
1. Gas in liquid
2. Solid in gas
3. Gas in gas
4. Liquid in gas


Match List-I with List-II

(a) [FeCN6]3-(i) 5.92 BM
(b) [Fe(H2O)6]3+(ii) 0 BM
(c)[Fe(CN)6]4-(iii) 4.90 BM
(d) [Fe(H2O)6]2+(iv) 1.73 BM

Choose the correct answer from the options given below.



CH3— O — CH(CH3)2+ HI→ B (Product)
The product 'B' in the above mentioned reaction is-
1.CH3OH + (CH3)2CHl
4.CH3l + (CH3)2CHOH


The liquefied gas that is used in dry cleaning along with a suitable detergent is-
1. Water gas
2. Petroleum gas
3. NO2
4. CO2


Which one of the following on reduction with lithium aluminium hydride yield a secondary amine?
1. Nitroethane
2. Methylisocyanide
3. Acetamide
4. Methyl cyanide

125. Predict the order of reactivity of the following four isomers towards SN2 reaction.
(IV) (CH3)3CCl

1.(IV) > (III) > (II) > (I)
2.(I) > (II) > (III) > (IV)
3.(I) > (III) > (II) > (IV)
4.(IV) > (II) > (III) > (I)


The ease of adsorption of the hydrated alkali metal ions on ion-exchange resins follows the order


If the oxidation numbers of A, B, and C are + 2, +5, and –2 respectively, then the possible formula of the compound is:
1. A2(BC2)2
2. A3(BC4)2
3. A2(BC3)2
4. A3(B2C)2

128. \(Na_2B_4O_7\xrightarrow{\text{ heat }~~}X+NaBO_2 \)
in the above reaction the product "X" is :
1. H3BO3
2. B2O3
3. Na2B2O5
4. NaB3O5


The correct IUPAC name of the following compound is:
Full Test - NEET PYQs (10)
1. 2-ethylhex-3-en-4-one
2. 4-methylhex-3-en-2-one
3. 4-ethylpent-3-en-2-one
4. 3-methylhex -3-en-4-one

130. Which statement regarding polymers is not correct?

1.Thermosetting polymers are reusable
2.Elastomers have polymer chains held togetherby weak intermolecular forces
3.Fibers possess high tensile strength
4.Thermoplastic polymers are capable ofrepeatedly softening and hardening on heatingand cooling respectively

131. The IUPAC name of an element with atomic number 119 is:

1. ununoctium
2. ununennium
3. unnilennium
4. unununnium


In the following reaction
The number of (σ) bonds present in the product (A) is-
1. 21
2. 9
3. 24
4. 18


A mixture of gases contains H2and O2gases in the ratio of 1 : 4 (w/w). The molar ratio of the two gases in the mixture will be:
1. 1:4
2. 4:1
3. 16:1
4. 2:1


A first-order reaction has a specific reaction rate of 10-2sec-1. How much time will it take for 20 g of the reactant to reduce to 5 g?
1. 138.6 sec
2. 346.5 sec
3. 693.0 sec
4. 238.6 sec


A complex of ions among the following that is expected to absorb visible light, is:
(At. no. Zn = 30, Sc = 21, Ti = 22, Cr = 24)
1. [Sc(H2O)3(NH3)3]3+
2. [Ti(en)2(NH3)2]4+
3. [Cr(NH3)6]3+
4. [Zn(NH3)6]2+

Chemistry - Section B


What is the carbonyl compound with the strongest C-O bond?
2. [Mn(CO)6]+
3. Cr(CO)6
4. [V(CO)6]-


The bond energy of H—H and Cl-Cl is 430 kJ mol-1and 240 kJ mol-1respectively and ΔHffor HCl is -90 kJ mol-1. The bond enthalpy of HCl is :
1. 290kJmol-1
2. 380kJmol-1
3. 425kJmol-1
4. 245kJmol-1


The most probable oxidation state of Pb & Sn will be-


What is the reaction between benzaldehyde and acetophenone known as in the presence of dilute NaOH?
1. Cannizzaro's reaction
2. Cross Cannizzaro's reaction
3. Cross aldol condensation
4. Aldol condensation


Correct order ofIst IP among following elements Be, B, C, N, O is : -
1. B < Be < C < O < N
2. B < Be < C < N < O
3. Be < B < C < N < O
4. Be < B < C < O < N


If the half life of a substance is 77 days then it's decay constant (days-1) will be :
1. 0.9
2. 0.09
3. 0.009
4. 0.013


Number of atoms per unit cell in BCC structure is: -
1. 9
2. 4
3. 2
4. 1


Which of the following reactions cannot form new carbon-carbon bonds?
1. Reimer-Tiemann reaction
2. Cannizaro reaction
3. Wurtz reaction
4. Friedel-Crafts acylation


The catalytic activity of transition metals is due to :

1.High enthalpy of atomization
2.Paramagnetic behaviour
3.Colour of hydrated ions
4.Variable oxidation states


Molar conductivities(°m) at infinite dilution of NaCl, HCl andCH3COONa are 126.4, 425.9 and 91.0 S cm2mol-1respectively.(°m) forCH3COOH will be:


Match list-I with list-II:

(a)Separation of aniline-water mixture(i)Fractional distillation
(b)Separation of aniline-chloroform mixture(ii)Distillation under reduced pressure
(c)Separation of glycerol from spent-lye(iii)Distillation
(d)Separation of different fractions of crude oil(iv)Steam distillation

Choose the correct answer from the options given below:



Which of the following compounds has the highest oxidation number for nitrogen?


Which of the following reactions is an example of nucleophilic substitution reaction?
1. RX + KOH→ ROH + KX
2. 2RX + 2Na→R — R + 2NaX
3. RX + H2→RH + HX
4. RX + Mg→RMg X


In which of the following the hydration energy is higher than the lattice energy?


Which of the following elements is present as an impurity to the maximum extent in the pig Iron?
1. Carbon
2. Silicon
3. Phosphorus
4. Manganese

Physics - Section A


Young’s modulus of steel is twice that of brass. Two wires of the same length and of the same area of cross-section, one of steel and another of brass, are suspended from the same roof. If we want the lower ends of the wires to be at the same level, then the weights added to the steel and brass wires must be in the ratio of:
1. \(1:2\)
2. \(2:1\)
3. \(4:1\)
4. \(1:1\)


An electron moves on a straight-line path XY as shown. The abcd is a coil adjacent to the path of electrons. What will be the direction of current if any, induced in the coil?
Full Test - NEET PYQs (11)
1. abcd
2. adcb
3. The current will reverse its direction
as the electron goes past the coil
4. No current included


For a black body at temperature 727ºC, its radiating power is 60 watt and temperature of surrounding is 227ºC. If temperature of black body is changed to 1227ºC then its radiating power will be : -
1. 304 W
2. 320 W
3. 240 W
4. 120 W


Rohini satellite is at a height of 500 kmand Insat-B is at a height of 3600 kmfrom the surface of the earth. The relation between their orbital velocity (\(v_R,~v_i\)) is :
4. No relation


A photoelectric cell is illuminated by a point source of light 1 m away. When the source is shifted to 2 m then:

1.each emitted electron carries one quarterof the initial energy
2.number of electrons emitted is halfthe initial number
3.each emitted electron carries halfthe initial energy
4.number of electrons emitted isa quarter of the initial number


In the given circuit, the reading of voltmeter V1and V2are 300 V each. The reading of the voltmeter V3and ammeter A are respectively:
Full Test - NEET PYQs (12)
1. 150 V, 2.2 A
2. 220 V, 2.2 A
3. 220 V, 2.0 A
4. 100 V, 2.0 A


The angular width of the central maximum in the Fraunhofer diffraction for\(\lambda=6000~\mathrm{\mathring{A}}\) is\(\theta_0\). When the same slit is illuminated by another monochromatic light, the angular width decreases by 30%. The wavelength of this light is:


A potentiometer wire is 100 cm long and a constant potential difference is maintained across it. Two cells are connected in series first to support one another and then in opposite direction. The balance points are obtained at50 cm and 10 cm from the positive end of the wire in the two cases. The ratio of the emf of the two cells is:
1. 5 : 4
2. 3 : 4
3. 3 : 2
4. 5 : 1

159. A ball is projected with a velocity of\(10\) ms-1at an angle of \(60^\circ\) with the vertical direction. Its speed at the highest point of its trajectory will be:
1. \(10\) ms-1
2. zero


Xmnemitted oneαand2βparticles, then it will become :
4. None of these


When a body of mass 'm' just begins to slide as shown, match list-I with list-II:

(a)Normal reaction(i)P
(b)Frictional force (fs)(ii)Q
(c)Weight (mg)(iii)R
(d)mgsin\(\theta ~\)(iv)S

Full Test - NEET PYQs (13)
Choose the correct answer from the options given below:



To get output Y=1 for the following circuit, the correct choice for the input is:
Full Test - NEET PYQs (14)
1. A = 1, B = 0, C = 0
2. A = 1, B = 1, C = 0
3. A = 1, B = 0, C = 1
4. A = 0, B = 1, C = 0


A particle of mass m, charge Q, and kinetic energy T enters a transverse uniform magnetic field of inductionB. What will be the kinetic energy of the particle after 3 seconds?
1. 3T
2. 2T
3. T
4. 4T


The relation amongst the three elements of Earth's magnetic field, namely horizontal component H, vertical component V and dip angleδis: (BE=total magnetic field)
1. V=BEtanδ, H=BE
2. V=BEsinδ, H=BEcosδ
3. V=BEcosδ, H=BEsinδ
4. V=BE, H=BEtanδ

165. The energy that will be ideally radiated by a \(100\) kW transmitter in \(1\) hour is:
1. \(1\times 10^{5}\) J
2.\(36\times 10^{7}\)J
3.\(36\times 10^{4}\)J
4.\(36\times 10^{5}\)J

166. Identify the function which represents a non-periodic motion.
1. \(e^{-\omega t}\)
2. \(sin\omega t\)
3. \(sin\omega t+cos\omega t\)
4. \(sin(\omega t+\pi/4)\)

167. The terminal velocity of a copper ball of radius 5 mm falling through a tank of oil at room temperature is 10 cm s-1. If the viscosity of oil at room temperature is 0.9 kg m-1 s-1, the viscous drag force is:
1. 8.48 × 10-3 N
2. 8.48 × 10-5 N
3. 4.23 × 10-3 N
4. 4.23 × 10-6 N


The two nearest harmonics of a tube closed at one end and open at the other end are 220 Hz and 260 Hz. What is the fundamental frequency of the system?
1. 20 Hz
2. 30 Hz
3. 40 Hz
4. 10 Hz


If the angle between the vector AandB is θ, the value of the product (B×A)A is equal to
1. zero
2. BA2sinθcosθ
3. BA2cosθ
4. BA2sinθ


A Carnot engine having an efficiency of\(\frac{1}{10}\)as heat engine, is used as a refrigerator. If the work done on the system is \(10\) J, the amount of energy absorbed from the reservoir at a lower temperature is:
1. \(90\) J
2. \(99\) J
3. \(100\) J
4. \(1\) J


For which one of the following Bohr model is not valid?
1. Singly ionised helium atomHe+
2. Deuteron atom
3. Singly ionised neon atomNe+
4. Hydrogen atom


A square surface of side\(L\)(m) is in the plane of the paper. A uniform electric field\(\vec{E}\)(V/m), also in the plane of the paper, is limited only to the lower half of the square surface, (see figure). The electric flux in SI units associated with the surface is:
Full Test - NEET PYQs (15)
3. zero


The velocity of electromagnetic radiation in a medium of permittivityε0and permeabilityμ0is given by:


Dimensions of resistance in an electrical circuit, in terms of dimension of massM, lengthL, time Tand currentI, would be:


One mole of an ideal diatomic gas undergoes a transition from A to B along a path AB as shown in the figure.
Full Test - NEET PYQs (16)
The change in internal energy of the gas during the transition is:

1. 20 kJ
2. - 20 kJ
3. 20 J
4. -12 kJ


A rod of length 10 cm lies along the principal axis of concave mirror of focal length 10 cm in such a way that its end closer to the pole is 20 cm away from the mirror. The length of the image is -
1. 15 cm
2. 2.5 cm
3. 5 cm
4. 10 cm


Four identical thin rods, each of mass \(M\) and length \(l\), form a square frame. The moment of inertia of this frame about an axis through the centre of the square and perpendicular to its plane is:


A car moves fromXtoYwith a uniform speedvuand returns to Xwith a uniform speedvd. The average speed for this round trip is :


A capacitor of 2 µF is charged as shown in the figure. When the switch S is turned to position 2, the percentage of its stored energy dissipated is:

Full Test - NEET PYQs (17)
1. 20%
2. 75%
3. 80%
4. 0%


When a block of mass M is suspended by a long wire of length L, the length of the wire becomes (L+l). The elastic potential energy stored in the extended wire is:
2. Mgl
3. MgL


The magnetic flux linked with a coil (in Wb) is given by the equation ϕ=5t2+3t+60.
The magnitude of induced emf in the coil at t= 4 s will be:
1. 33 V
2. 43 V
3. 108 V
4. 10 V


The quantities of heat required to raise the temperature of two solid copper spheres of radiir1andr2(r1=1.5r2)through 1 K are in the ratio:


The time period of a geostationary satellite is 24 h at a height 6RE(REis the radius of the earth) from the surface of the earth. The time period of another satellite whose height is 2.5REfrom the surface, will be:
1. 62h
2. 122h


The figure shows a plot of photocurrent versus anode potential for a photosensitive surface for three different radiations. Which one of the following is a correct statement?Full Test - NEET PYQs (18)

1.Curves a and b represent incident radiations of different frequencies and different intensities.
2.Curves a and b represent incident radiation of the same frequency but of different intensities.
3.Curves b and c represent incident radiation of different frequencies and different intensities.
4.Curves b and c represent incident radiations of same frequency having the same intensity.

185. An inductor of inductance 2 mH is connected to a 220 V, 50 Hz ac source. Let the inductive reactance in the circuit is X1. If a 220 V dc source replaces the ac source in the circuit, then the inductive reactance in the circuit is X2. X1 and X2, respectively, are:
1. 6.28 \(\Omega\), zero
2. 6.28 \(\Omega\), infinity
3. 0.628 \(\Omega\), zero
4. 0.628 \(\Omega\), infinity

Physics - Section B


Each of the two strings of lengths 51.6 cm and 49.1 cm is tensioned separately by 20 N of force. The mass per unit length of both the strings is the same and equals 1 g/m. When both the strings vibrate simultaneously, the number of beats is:
1. 5
2. 7
3. 8
4. 3


If|A×B|=3AB, then the value of|A+B|is:
2. A+B


Taking into account the significant figures, what is the value of (9.99m - 0.0099m)?
1. 9.98 m
2. 9.980 m
3. 9.9 m
4. 9.9801 m


An electric dipole of moment \(p\) is placed in an electric field of intensity \(E.\) The dipole acquires a position such that the axis of the dipole makes an angleθwith the direction of the field. Assuming that the potential energy of the dipole to be zero whenθ=90°, the torque and the potential energy of the dipole will respectively be:


A person of mass 60 kg is inside a lift of mass 940 kg and presses the button on control panel. The lift starts moving upwards with an acceleration of 1.0 ms-2. If g = 10ms-2, the tension in the supporting cable is

1. 9680 N
2. 11000N
3. 1200N
4. 8600 N


A cycle wheel of radius \(0.5\) m is rotated with a constant angular velocity of \(10\) rad/s in a region of a magnetic field of \(0.1\) T which is perpendicular to the plane of the wheel. The EMF generated between its centre and the rim is:
1. \(0.25\) V
2. \(0.125\) V
3. \(0.5\) V
4. zero


Two identical bodies are made of a material for which the heat capacity increases with temperature. One of these is at 100 °C, while the other one is at 0 °C. If the two bodies are brought into contact, then assuming no heat loss, the final common temperature is:
2. more than50°C
3. less than50°Cbut greater than0°C


If λv,λxandλm represent the wavelengths of visible light, x-rays and microwaves respectively, then:


A ray of light travelling in the air has wavelength λ, frequency n, velocity v and intensity I. If this ray enters into water then these parameters are λ', n', v' and I' respectively. Which relation is correct?
1. λ = λ′
2. n = n′
3. v = v′
4. I = I′


The moment of inertia of a thin uniform rod of mass \(M\) and length \(L\) about an axis passing through its mid-point and perpendicular to its length is \(I_0\). Its moment of inertia about an axis passing through one of its ends and perpendicular to its length is:


The electric field at a point on the equatorial plane at a distance \(r\) from the centre of a dipole having dipole momentPis given by:
(r >> separation of two charges forming the dipole,\(\epsilon_{0} =\)permittivity of free space)
3. E=-P4πε0r2


A wire of length L, area of cross section A is hanging from a fixed support. The length of the wire changes toL1when mass M is suspended from its free end. The expression for Young's modulus is:


The fraction of the original number of radioactive atoms that disintegrates (decays) during the average lifetime of a radioactive substance will be:
1. \(\frac{1}{e}\)
2. \(\frac{1}{1+e}\)
3. \(\frac{e-1}{e+1}\)
4. \(\frac{e-1}{e}\)


If two springs, A and B(KA=2KB), are stretched by the same suspended weights, then the ratio of work done in stretching is equal to:
1. 1 : 2
2. 2 : 1
3. 1 : 1
4. 1 : 4


If a charged particle (charge q) is moving in a circle of radius R at a uniform speed v, then the value of its associated magnetic moment μ will be:

Fill OMR Sheet*

*If above link doesn't work, please go to test link from where you got the pdf and fill OMR from there

CLICK HERE to get FREE ACCESS for 2 days of ANY NEETprep course


Top Articles
Latest Posts
Article information

Author: Jonah Leffler

Last Updated: 14/10/2023

Views: 6496

Rating: 4.4 / 5 (65 voted)

Reviews: 80% of readers found this page helpful

Author information

Name: Jonah Leffler

Birthday: 1997-10-27

Address: 8987 Kieth Ports, Luettgenland, CT 54657-9808

Phone: +2611128251586

Job: Mining Supervisor

Hobby: Worldbuilding, Electronics, Amateur radio, Skiing, Cycling, Jogging, Taxidermy

Introduction: My name is Jonah Leffler, I am a determined, faithful, outstanding, inexpensive, cheerful, determined, smiling person who loves writing and wants to share my knowledge and understanding with you.