Biological Science - 2016 Past Year Paper - IIT JAM MCQ

bacteria

fungi

protists  

plants   

 Ca²⁺

Mg²⁺  

 Zn⁺

K⁺

 cytoplasm

 cristae of mitochondria

 mitochondrial matrix

 ribosomes 

Hapten

Immunogen

Antigen

Alum as adjuvant 

Forest

Pond

Desert

Grassland 

 pith

mesophyll cells

 endodermis

bundle sheath cells 

Strain A is more virulent

Strain B is more virulent  

Both strains A and B are avirulent

Both strains A and B are equally virulent 

bacterial RNA polymerase

mitochondrial RNA polymerase

RNA polymerase II

RNA polymerase I 

two F ⁺ cells  

two  F ^- cells 

one F ⁺ cell and one F ^- cell  

one Hfr cell and one F ⁺ cell  

naturally acquired passive immunity

naturally acquired active immunity

artificially acquired passive immunity

artificially acquired active immunity 

Declining population

Stable population

Increasing population  

Fluctuating population 

one molecule of acetyl CoA

two molecules of acetyl CoA

one molecule of acetyl CoA and one molecule of propionyl CoA

one molecule of acetyl CoA and one molecule of succinyl CoA 

(0,0) and (1,1)

(0,0) and (1,-1)

(0,0) and (-1,1)

(0,0) and (-1,-1) 

P-iii, Q-ii, R-iv, S-i

P-iv, Q-ii, R-iii, S-i

P-iii, Q-iv, R-ii, S-i

P-iv, Q-iii, R-ii, S-i 

92 chromatids at metaphase I and 46 chromatids at metaphase II

23 chromosomes at metaphase I and 23 chromosomes at metaphase II

92 chromatids at metaphase I and 23 chromatids at metaphase II

23 chromatids at metaphase I and 23 chromatids at metaphase II 

P-ii, Q-iv, R-iii, S-i

P-i, Q-iii, R-iv, S-ii

P-i, Q-iv, R-iii, S-ii

P-ii, Q-iii, R-iv, S-i 

Actin requires ATP while microtubules require GTP

Actin requires GTP while microtubules require ATP

Both actin and microtubules require ATP

Both actin and microtubules require GTP 

Both are inhibited by oxygen  

Only assimilatory nitrate reduction is inhibited by ammonia

Only assimilatory nitrate reduction is inhibited by oxygen  

Both are inhibited by ammonia 

P-iii, Q-i, R-iv, S-ii

P-iii, Q-ii, R-iv, S-i

P-iii, Q-i, R-ii, S-iv

P-i, Q-ii, R-iv, S-iii 

P-iv, Q-ii, R-iii, S-i

P-i, Q-iii, R-ii, S-iv

P-iv, Q-ii, R-i, S-iii

P-ii, Q-iv, R-iii, S-i 

both the species are harmed  

both the species benefit

one species benefits and the other remains unaffected

one species benefits and the other is harmed

Heterozygous wild : Homozygous black = 1:1

Homozygous wild : Heterozygous black = 1:1

Homozygous wild : Heterozygous wild : Homozygous black = 1:2:1

All heterozygous black 

 P-iii, Q-iv, R-ii, S-i

 P-ii, Q-iii, R-iv, S-i

 P-i, Q-ii, R-iii, S-iv

 P-iv, Q-iii, R-ii, S-i 

 P-iii, Q-iv, R-ii, S-i

 P-ii, Q-iii, R-i, S-iv

 P-i, Q-ii, R-iv, S-iii

 P-iii, Q-iv, R-i, S-ii 

Segregation of chromosomes

Replication of the genetic material

Formation of spindle fibres

Disintegration of nuclear envelope

 P-ii, Q-iv, R-iii, S-i

 P-i, Q-ii, R-iii, S-iv

 P-iii, Q-iv, R-ii, S-i

 P-iv, Q-iii, R-ii, S-i