Biology Test Paper Final Neet (UG) 2021

Welcome to your Biology Test Paper Final Neet (UG) 2021

Name Phone Number

Which of the following is not a step in Multiple Ovulation Embryo Transfer Technology (MOET)?

Fertilized eggs are transferred to surrogate mothers at 8-32 cell stage

Cow yields about 6-8 eggs at a time

Cow is fertilized by artificial insemination

Cow is administered hormone having LH like activity for super ovulation

None

The term used for transfer of pollen grains from anthers of one plant to stigma of a different plant which, during pollination, brings genetically different types of pollen grains to stigma, is:

Chasmogamy

Xenogamy

Cleistogamy

Geitonogamy

None

Which of the following algae contains mannitol as reserve food material?

Volvox

Ectocarpus

Gracilaria

Ulothrix

None

When gene targetting involving gene amplification is attempted in an individual's tissue to treat disease, it is known as:

Biopiracy

Gene therapy

Safety testing

Molecular diagnosis

None

Genera like Selaginella and Salvinia produce two kinds of spores. Such plants are known as:

Homosorus

Heterosorus

Homosporous

Heterosporous

None

The fruit fly has 8 chromosomes (2n) in each cell. During interphase of Mitosis if the number of chromosomes at G. phase is 8, what would be the number of chromosomes after S phase?

None

If Adenine makes 30% of the DNA molecule, what will be the percentage of Thymine, Guanine and Cytosine in it?

T: 30G: 20; C: 20

T:20G: 25: C: 25

T: 20 G:30; C: 20

T: 20G: 20; C: 30

None

Statement I: The codon 'AUG' codes for methionine and phenylalanine.

Statement II: 'AAA' and 'AAG' both codons code for the amino acid lysine.

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

Both Statement I and Statement II are false

Statement is correct but Statement Il is false

Both Statement I and Statement II are true

Statement I is incorrect but Statement II is true

None

Plasmid pBR322 has Psti restriction enzyme site within gene amp that confers ampicillin resistance. If this enzyme is used for inserting a gene for B-galactoside production and the recombinant plasmid is inserted in an E.coli strain

It will not be able to confer ampicillin resistance to the host cell

It will lead to lysis of host cell

The transformed cells will have the ability to resist ampicillin as well as produce B-galactoside

It will be able to produce a novel protein with dual ability

None

10.

. Match the following:

	List-l		List-ll
(a)	Physalia	(i)	Pearl oyster
(b)	Limulus	(ii)	Portuguese Man of War
(c)	Ancylostoma	(iii)	Living fossil
(d)	(d) Pinctada	(iv)	Hookworm

Choose the correct answer from the options given below,

(a) (b) (c) (d)

(ii) (iii) (i) (iv)

(ii) (iii) (iv) (i)

(i) (iv) (iii) (ii)

(iv) (i) (iii) (ii)

None

11.

Match List-I with List-II.

List-l	List-ll
(a)Cristae	(1)Primary constriction in chromosome
(b)Thylakoids	(ii)Disc-shaped sacs in Golgi apparatus
(c)Centromere	(iii) Infoldings in mitochondria
(d) Cisternae	(iv) Flattened membranous sacs in stroma of plastids

Choose the correct answer from the options given below.

(a)

(b)

(c)

(d)

(iii) (iv) (i) (ii)

(i) (iv) (iii) (ii)

(iv) (iii) (ii) (i)

(ii) (iii) (iv) (i)

None

12.

Mutations in plant cells can be induced by:

Infrared rays

Gamma rays

Kinetin

Zeatin

None

13.

Which of these is not an important component of initiation of parturition in humans ?

Synthesis of prostaglandins

Release of Prolactin

Release of Oxytocin

Increase in estrogen and progesterone ratio

None

14.

Which stage of meiotic prophase shows terminalisation of chiasmata as its distinctive feature?

Diakinesis

Leptotene

Pachytene

Zygotene

None

15.

During the purification process for recombinant DNA technology, addition of chilled ethanol precipitates out:

Polysaccharides

Histones

DNA

RNA

None

16.

Following are the statements about prostomium of earthworm

(a) It serves as a covering for mouth.

(b) It helps to open cracks in the soil into which it can crawl.

(d) It is the first body segment.

Choose the correct answer from the options given below.

(a), (b), (c) and (d) are correct

(a), (b) and (d) are correct

(b) and (c) are correct

(a), (b) and (c) are correct

None

17.

Read the following statements

(a) Metagenesis is observed in Helminths.

(b) Echinoderms are triploblastic and coelomate animals

(d) Comb plates present in ctenophores help in digestion

(e) Water vascular system is characteristic of Echinoderms.

Choose the correct answer from the option given below

(a), (b) and (c) are correct

(a), (d) and (e) are correct

(b), (c) and (e) are correct

(c), (d) and (e) are correct

None

18.

During the process of gene amplification using PCR, if very high temperature is not maintained in the beginning, then which of the following steps of PCR will be affected first?

Annealing

Ligation

Extension

Denaturation

None

19.

In the exponential growth equation N, Noe, e represents

The base of number logarithms

The base of geometric logarithms

The base of exponential logarithms

The base of natural logarithms

None

20.

Which of the following statements wrongly represents the nature of smooth muscle?

Communication among the cells is performed by intercalated discs

These muscle have no striations

They are involuntary muscles

These muscles are present in the wall of blood vessels

None

21.

Match List- with List-1

	List -I		List II
(a)	Scapula	(i)	Cartilaginous joints
(b)	Cranium	(ii)	Flat bone
(c)	Sternum	(iii)	Fibrous joints
(d)	Vertebral column	(iv)	Triangular flat bone

Choose the correct answer from the options given below

(a) (b) (c) (d)

(iv) (iii) (ii) (i)

(i) (iii) (ii) (iv)

(iv) (ii) (iii) (i)

(ii) (ii) (iv) (i)

None

22.

Which is the "Only enzyme" that has "Capability" to catalyse Initiation, Elongation and Termination in the process of transcription in prokaryotes?

DNase

DNA dependent RNA polymerase

DNA dependent DNA polymerase

DNA Ligase

None

23.

Veneral diseases can spread through:

(a) Using sterile needles

(b) Transfusion of blood from infected person

(d) Kissing

(e) Inheritance

Choose the correct answer from the option given below

(a), (b) and (c) only

(b) and (c) only

(b), (c) and (d) only

(a) and (c) only

None

24.

Match List-l with List - II

	List -I		List II
(a)	Allen's Rule	(i)	Kangaroo rat
(b)	Physiological adaptation	(ii)	Desert lizard
(c)	Behavioural adaptation	(iii)	Marine fish at depth
(d)	Biochemical adaptation	(iv)	Polar seal

Choose the correct answer from the options given below

(iv) (i) (iii) (ii)

(iv) (ii) (iii) (i)

(iv) (i) (ii) (iii)

(iv) (iii) (ii) (i)

None

25.

Now a days it is possible to detect the mutated gene causing cancer by allowing radioactive probe to hybridise its complimentary DNA in a clone of cells, followed by its detection using autoradiography because:

mutated gene does not appear on photographic film as the probe has complementarity with it

mutated gene partially appears on a photographic film

mutated gene completely and clearly appears on a photographic film

mutated gene does not appear on a photographic film as the probe has no complementarity with it

None

26.

Following are the statements with reference to 'lipids'

(a) Lipids having only single bonds are called unsaturated fatty acids

(b) Lecithin is a phospholipid

(d) Palmitic acid has 20 carbon atoms including carboxyl carbon.

(e) Arachidonic acid has 16 carbon atoms.

Choose the correct answer from the options given below.

(b) and (c) only

(b) and (e) only

(a) and (b) only

None

27.

Which of the following statements is incorrect?

Both ATP and NADPH + H' are synthesized during non-cyclic photophosphorylation

Grana lamellae have both PS I and PS II

Stroma lamellae have PS I only and lack NADP reductase

Cyclic photophosphorylation involves both PS I and PS II

None

28.

In some members of which of the following pairs of families, pollen grains retain their viability for months after release?

Rosaceae: Leguminosae

Poaceae: Rosaceae

Poaceae Leguminosae

Poaceae: Solanaceae

None

29.

Which of the following statements is incorrect?

In ETC (Electron Transport Chain), one molecule of NADH + H gives rise to 2 ATP molecules, and one FADH, gives rise to 3 ATP molecules

Oxidation-reducation reactions produce proton gradient in respiration

During aerobic respiration, role of oxygen is limited to the terminal stage

ATP is synthesized through complex V

None

30.

During muscular contraction which of the following events occur?

(a) 'H' zone disappears

(b) 'A' band widens

(d) Myosine hydrolyzes ATP, releasing the ADP and Pi.

(e) Z-lines attached to actins are pulled inwards.

Choose the correct answer from the options given below:

(a), (b), (c), (d) only

(b), (d), (e), (a) only

(a), (c), (d), (e) only

(b), (c), (d), (e) only

None

31.

DNA strands on a gel stained with ethidium bromide when viewed under UV radiation, appear as

Dark red bands

Bright blue bands

Yellow bands

Bright orange bands

None

32.

The plant hormone used to destroy weeds in a field

IBA

IAA

NAA

2,4-D

None

33.

Match List- with List-1

	List-l		List-ll
(a)	Aspergillus ) niger	(i)	Acetic Acid
(b)	Acetobacter aceti	(ii)	Lactic Acid
(c)	Clostridium butylicum	(iii)	Citric Acid
(d)	Lactobacillus	(iv)	Butyric Acid

Choose the correct answer from options given below.

.(a) (b) (c) (d)

(iii) (i) (iv) (ii)

(iv) (ii) (i) (iii)

(ii) (iii) (i) (iv)

(i) (ii) (iii) (iv)

None

34.

Match List-l with List-II

	List -I		List II
(a)	Filariasis	(i)	Haemophilus influenzae
(b)	Amoebiasis	(ii)	Trichophyton
(c)	Pneumonia	(iii)	Wuchereria bancrofti
(d)	Ringworm	(iv)	histolytica Entamoeba

Choose the correct answer from the options given below

(a) (b) (c) (d)

(i) (ii) (iv) (iii)

(ii) (iii) (i) (iv)

(iv) (i) (iii) (ii)

(iii) (iv) (i) (ii)

None

35.

Match List-l with List-II

List-l	List-ll
(a)Protoplast fusion	(i) Totipotency
(b)Plant tissue culture	(ii) Pomato
(c) Meristem culture	(iii) Somaclones
(d) Micropropagation	(iv) Virus free plants

Choose the correct answer from the options given below.

(a)

(b)

(c)

(d)

(1) (iv) (iii) (ii) (i)

(1) (iii) (iv) (ii) (i)

(1) (iii) (iv) (i) (ii)

(1) (ii) (i) (iv) (iii)

None

36.

The site of perception of light in plants during photoperiodism is

Leaf

Stem

Axillary bud

Shoot apex

None

37.

Match List-l with List-II

	Column-l		Column-ll
(a)	Protein	(i)	C = C double bonds
(b)	Unsaturated fatty acid	(ii)	Phosphodiester bonds
(c)	Nucleic acid	(iii)	Glycosidic bonds
(d)	Polysaccharide	(iv)	Peptide bonds

Choose the correct answer from options given below.

.(a) (b) (c) (d)

(iv) (iii) (i) (ii)

(iv) (i) (ii) (iii)

(i) (iv) (iii) (ii)

(ii) (i) (iV) (iii)

None

38.

In the equation GPP-R = NPP R represents:

Environmental factor

Radiant energy

Retardation factor

Respiration losses

None

39.

With regard to insulin choose correct options.

(a) C-peptide is not present in mature insulin.

(b) The insulin produced by rDNA technology has C-peptide.

(d) A-peptide and B-peptide of insulin are interconnected by disulphide bridges.

Choose the correct answer from the options given below

(a), (c) and (d) only

(a) and (d) only

(b) and (d) only

(b) and (c) only

None

40.

In a cross between a male and female, both heterozygous for sickle cell anaemia gene, what percentage of the progeny will be diseased?

100%

75%

25%

50%

None

41.

Complete the flow chart on central dogma

(a)-Replication; (b)-Transcription; (c)-Translation;(d)-Protein

(a)-Translation; (b)-Replication;(c)-Transcription;(d)-Transduction

(a)-Transduction; (b)-Translation; (c)-Replication;(d)-Protein

(a)-Replication, (b)-Transcription;(c)-Transduction; (d)-Protein

None

42.

A specific recognition sequence identified by endonucleases to make cuts at specific positions within the DNA is:

Palindromic Nucleotide sequences

Okazaki sequences

Degenerate primer sequence

Poly(A) tail sequences

None

43.

Which of the following is a correct sequence of steps in a PCR (Polymerase Chain Reaction)?

Extension, Denaturation, Annealing

Denaturation, Extension, Annealing

Denaturation, Annealing, Extension

Annealing, Denaturation, Extension

None

44.

Match the column-I with column-II

(iii) (iv) ((ii) (i)

(i) (ii) (iii) (iv)

(iv) (ii) (i) (iii)

(i) (iii) (iv) (i)

None

45.

Which of the following secretes the hormone, relaxin, during the later phase of pregnancy?

Graafian follicle

Corpus luteum

Uterus

Foetus

None

46.

The partial pressures (in mm Hg) of oxygen (O₂) and carbon dioxide (CO₂) at alveoli (the site of diffusion) are:

pO₂= 95 and pCO₂ = 40

pO₂= 104 and pCO₂ = 40

pO₂= 40 and pCO₂ = 45

pO₂= 159 and pCO₂ = 0.3

None

47.

The Adenosine deaminase deficiency results into

Addison's disease

Dysfunction of Immune system

Parkinson's disease

Digestive disorder

None

48.

Match List-l with List-II.

List-l	List-ll
(a) Cohesion	(i) More attraction in liquid phase
(b) Adhesion	(ii) Mutual attraction among water molecules
(c)Surface tension	(iii) Water loss in liquid phase
(d)Guttation	(iv) Attraction towards polar surfaces

Choose the correct answer from the options given below.

(a)

(b)

(c)

(d)

(iii) (i) (iv) (ii)

(ii) (iv) (i) (iii)

(iv) (iii) (ii) (i)

(ii) (i) (iv) (iii)

None

49.

Which one of the following is an example of Hormone releasing IUD?

Cu 7

LNG 20

Multiload 375

CUT

None

50.

Persons with 'AB' blood group are called as "Universal recipients". This is due to:

Absence of antigens A and B in plasma

Absence of antibodies, anti-A and anti-B, in plasma

Presence of antibodies, anti-A and anti-B, on RBCs

Absence of antigens A and B on the surface of RBCs

None

51.

Which of the following statements is not correct?

Pyramid of numbers in a grassland ecosystem is upright.

Pyramid of energy is always upright.

Pyramid of biomass in sea is generally inverted.

Pyramid of biomass in sea is generally upright.

None

52.

What is the role of RNA polymerase III in the process of transcription in eukaryotes?

Transcribes only siRNAs

Transcribes tRNA, 5s rRNA and snRNA

Transcribes precursor of mRNA

Transcribes rRNAs (28S, 18S and 5.8S)

None

53.

Which of the following is an incorrect statement?

The perinuclear space forms a barrier between the materials present inside the nucleus and that of the cytoplasm

Nuclear pores act as passages for proteins and RNA molecules in both directions between nucleus and cytoplasm

Microbodies are present both in plant and animal cells

Mature sieve tube elements possess a conspicuous nucleus and usual cytoplasmic organelles

None

54.

A typical angiosperm embryo sac at maturity is:

8-nucleate and 7-celled

7-nucleate and 7-celled

7-nucleate and 8-celled

8-nucleate and 8-celled

None

55.

Select the correct pair.

Large colorless empty cells in the epidermis of grass leaves - Subsidiary cells

Loose parenchyma cells rupturing the epidermis and forming a lens shaped opening in bark - Spongy parenchyma

In dicot leaves, vascular bundles are surrounded by large thick-walled cells - Conjunctive tissue

Cells of medullary rays that form part of cambial ring - Interfascicular cambium

None

56.

Which of the following plants is monoecious?

Cycas circinalis

Carica papaya

Marchantia polymorpha

Chara

None

57.

Which one of the following organisms bears hollow and pneumatic long bones?

Hemidactylus

Neophron

Macropus

Omithorhynchus

None

58.

Which of the following is not an application of PCR (Polymerase Chain Reaction)?

Gene amplification

Purification of isolated protein

Molecular diagnosis

Detection of gene mutation

None

59.

Match List-I with List II

	List -I		List II
(a)	Adaptive radiation	(i)	Selection of resistant varieties due to excessive use of herbicides and pesticides
(b)	Convergent evolution	(ii)	Bones of forelimbs in Man and Whale
(c)	Divergent evolution	(iii)	Wings of Butterfly and Bird
(d)	Evolution by anthropogenic action	(iv)	Darwin Finches

Choose the correct answer from the options given below.

(a) (b) (c) (d)

(i) (iv) (iii) (ii)

(iv) (iii) (ii) (i)

(ii) (i) (iv) (iii)

(iii) (ii) (i) (iv)

None

60.

Which of the following characteristics is incorrect with respect to cockroach?

10th abdominal segment in both sexes, bears a pair of anal cerci

A ring of gastric caeca is present at the junction of midgut and hind gut

In females, 7th-9th sterna together form a genital pouch

Hypopharynx lies within the cavity enclosed by the mouth parts

None

61.

The centriole undergoes duplication during

Prophase

S-phase

Metaphase

G₂ phase

None

62.

Identify the incorrect pair

Lectins Concanavalin A

Toxin Abrin

Alkaloids Codeine

Drugs Ricin

None

63.

Which of the following algae produce Carrageen?

Green algae

Brown algae

Red algae

Blue-green algae

None

64.

Match List-l with List-II.

List-l	List-ll
(a) Lenticels	(i) Phellogen
(b) Cork cambium	(ii) Suberin deposition.
(c) Secondary cortex	(iii) Exchange of gases
(d) Cork	(iv) Phelloderm

Choose the correct answer from the options given below.

(a)

(b)

(c)

(d)

(ii) (iii) (iv) (i)

(ii) (i) (iv) (ii)

(iv) (i) (iii) (ii)

(iv) (ii) (i) (iii)

None

65.

The factor that leads to Founder effect in a population is:

Genetic recombination

Mutation

Natural selection

Genetic drift

None

66.

. Which of the following RNAs is not required for the synthesis of protein?

RNA

siRNA

IRNA

mRNA

None

67.

. Gemmae are present in

Some Liverworts

Pteridophytes

Some Gymnosperms

Mosses

None

68.

Match List-l with List-II.

List-l

List-ll

(a) Cells with active cell division capacity

(i) Vascular tissues

(b) Tissue having all cells similar in

structure and function

(ii) Meristematic tissue

(iii) Sclereids

(d) Dead cells with highly thickened walls and narrow lumen

iv) Simple tissue

Select the correct answer from the options given below.

(a)

(b)

(c)

(d)

(ii) (IV) (i) (iii)

(iii) (ii) (iv) (i)

(i) (ii) (iii) (IV)

(iv) (iii) (ii) (i)

None

69.

Sphincter of oddi is present at

Ileo-caecal junction

Junction of jejunum and duodenum

Junction of hepato-pancreatic duct and duodenum

Gastro-oesophageal junction

None

70.

Diadelphous stamens are found in

China rose and citrus

Pea

China rose

Citrus

None

71.

Which of the following are not secondary metabolites in plants?

Morphine, codeine

Vinblastin, curcumin

Amino acids, glucose

Rubber, gums

None

72.

Receptors for sperm binding in mammals are present on:

Vitelline membrane

Zona pellucida

Perivitelline space

Corona radiata

None

73.

Chronic auto immune disorder affecting neuro muscular junction leading to fatigue, weakening and paralysis of skeletal muscle is called as:

Arthritis

Gout

Myasthenia gravis

Muscular dystrophy

None

74.

The production of gametes by the parents, formation of zygotes,

the F₁ and F₂ plants, can be understood from a diagram called:

Bullet square

Net square

Punch square

Punnett square

None

75.

Which of the following stages of meiosis involves division of centromere?

Telophase II

Metaphase I

Metaphase II

Anaphase II

None

76.

When the centromere is situated in the middle of two equal arms of chromosomes, the chromosome is referred as:

Metacentric

Sub-metacentric

Acrocentric

Telocentric

None

77.

. Which of the following statements is correct?

Organisms that depend on living plants are called saprophytes

Fusion of protoplasms between two motile on non-motile gametes is called plasmogamy

Fusion of two cells is called Karyogamy

Some of the organisms can fix atmospheric nitrogen in specialized cells called sheath cells

None

78.

Match Column with Column-II

	Column-l		Column-ll
(a)	Nitrococcus	(i)	Denitrification
(b)	Rhizobium	(ii)	Conversion of ammonia to nitrite
(c)	Thiobacillus	(iii)	Conversion of nitrite to nitrate
(d)	Nitrobacter	(iv)	Conversion of atmospheric nitrogen to ammonia

Choose the correct answer from options given below.

(a) (b) (c) (d)

(iii) (i) (iv) (ii)

(i) (iv) (i) (iii)

(iv) (iii) (ii) (i)

(i) (ii) (iii) (iv)

None

79.

Which of the following is not an objective of Biofortification in crops?

Improve vitamin content

Improve protein content

Improve micronutrient and mineral content

Improve resistance to diseases

None

80.

Which one of the following belongs to the family Muscidae?

Grasshopper

Fire fly

House fly

Cockroach

None

81.

The organelles that are included in the endomembrane system are

Endoplasmic reticulum, Mitochondria, Ribosomes and Lysosomes

Golgi complex, Endoplasmic reticulum, Mitochondria and Lysosomes

Endoplasmic reticulum, Golgi complex, Lysosomes and Vacuoles

Golgi complex, Mitochondria, Ribosomes and Lysosomes

None

82.

Plants follow different pathways in response to environment or phases of life to form different kinds of structures. This ability is called

Elasticity

Flexibility

Maturity

Plasticity

None

83.

For effective treatment of the disease, early diagnosis and understanding its pathophysiology is very important. Which of the following molecular diagnostic techniques is very useful for early detection?

ELISA Technique

Western Blotting Technique

Southern Blotting Technique

Hybridization Technique

None

84.

. Assertion (A): A person goes to high altitude and experiences 'altitude sickness' with symptoms like breathing difficulty and heart palpitations.

Reason (R): Due to low atmospheric pressure at high altitude, the body does not get sufficient oxygen.

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

Both (A) and (R) are true and (R) is the correct explanation of (A)

(A) is false but (R) is true

(A) is true but (R) is false

Both (A) and (R) are true but (R) is not the correct explanation of (A)

None

85.

Succus entericus is referred to as:

Chyme

Gastric juice

Intestinal juice

Pancreatic juice

None

86.

The amount of nutrients, such as carbon, nitrogen, phosphorus and calcium present in the soil at any given time, is referred as:

Standing crop

Standing state

Climax

Climax community

None

87.

Identify the correct statement

RNA polymerase binds with Rho factor to terminate the process of transcription in bacteria

The coding strand in a transcription unit is copied to an mRNA

In capping, methyl guanosine triphosphate is added to the 3' end of hnRNA

Split gene arrangement is characteristic of prokaryotes

None

88.

Which one of the following statements about Histones is wrong?

Histones are organized to form a unit of 8 molecules

Histones carry positive charge in the side chain

The pH of histones is slightly acidic

Histones are rich in amino acids Lysine and Arginine

None

89.

Amensalism can be represented as:

Species A (-): Species B (0)

Species A (+); Species B (+)

Species A (-); Species B (-)

Species A (+); Species B (0)

None

90.

Select the favourable conditions required for the formation of oxyhaemoglobin at the alveoli.

Low pO₂ high pCO₂, more H⁺, higher temperature

Low pO₂low pCO₂, more H⁺, higher temperature

High pO₂low pCO₂, less H⁺, lower temperature

High pO₂high pCO₂, less H⁺, higher temperature

None

91.

DNA fingerprinting involves identifying differences in some specific regions in DNA sequence, called as

Single nucleotides

Polymorphic DNA

Satellite DNA

Repetitive DNA

None

92.

Inspite of interspecific competition in nature, which mechanism the competing species might have evolved for their survival?

Competitive release

Predation

Mutualism

Resource partitioning

None

93.

Match List I with List - II

	List-l		List-ll
(a)	Metamerism	(i)	Coelenterata
(b)	Canal system	(ii)	Ctenophora
(c)	Comb plates	(iii)	Annelida
(d)	Cnidoblasts	(iv)	Porifera

Choose the correct answer from options given below.

.(a) (b) (c) (d)

(iii) (iv) (ii) (i)

(iv) (i) (ii) (iii)

(iv) (iii) (i) (ii)

(iii) (iv) (i) (ii)

None

94.

. Identify the types of cell junctions that help to stop the leakage of the substances across a tissue and facilitation of communication with neighbouring cells via rapid transfer of ions and molecules.

Adhering junctions and Tight junctions, respectively

Adhering junctions and Gap junctions, respectively

Gap junctions and Adhering junctions. respectively

Tight junctions and Gap junctions, respectively

None

95.

Which enzyme is responsible for the conversion of inactive fibrinogens to fibrins?

Thrombin

Epinephrine

Thrombokinase

Renin

None

96.

Match List-l with List-II

	Column-l		Column-ll
(a)	S phase	(i)	Proteins are synthesized
(b)	G₂phase	(ii)	Inactive phase
(c)	Quiescent stage	(iii)	Interval between mitosis and initiation of DNA replication
(d)	G₁phase	(iv)	DNA replication

Choose the correct answer from options given below.

.(a) (b) (c) (d)

(iv) (ii) (iii) (i)

(iii) (ii) (i) (iv)

(ii) (iv) (iii) (i)

(iv) (i) (ii) (iii)

None

97.

Match List-l with List-II.

	List -I		List II
(a)	Vaults	(i)	Entry of sperm through Cervix is blocked
(b)	IUDs	(ii)	Removal of Vas deferens
(c)	Vasectomy	(iii)	Phagocytosis of sperms within the Uterus
(d)	Tubectomy	(iv)	Removal of fallopian tube

Choose the correct answer from the option given below

(a) (b) (c) (d)

(iv) (ii) (i) (iii)

(ii) (iv) (iii) (i)

(i) (iii) (ii) Iv)

(iii) (i) (iv) (ii)

None

98.

The first stable product of CO₂ fixation in Sorghum is

Phosphoglyceric acid

Oxaloacetic acid

Succinic acid

Pyruvic acid

None

99.

Dobson units are used to measure thickness of:

Stratosphere

CFCs

Troposphere

Ozone

None

100.

Erythropoietin hormone which stimulates R.B.C. formation is produced by:

The cells of bone marrow

The cells of rostral adenohypophysis

Alpha cells of pancreas

Juxtaglomerular cells of the kidney

None

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