B:-Kinetochore
C-Centromere
D:Chromomere
Correct Answer:- Option-C
Question37:-During crossing over Chiasma formation takes place during
‘AcPachytene stage
B:-Leptotene stage
C-Zygotene stage
D:-Diplotene stage
Correct Answer:- Option-é
Question38::Which evolutionary theory explains about the “use and disuse theory" ?
‘Ac Darwinism
B:-Weismann’s Germplasm theory
C-Mutation theory
D:-Lamarck’s theory
Correct Answer:- Option-D
व of the water from plants in the form of liquid is known as
‘AcTranspiration
B:-Evaporation
C-Guttation
D-None of the above
Correct Answer:- Option-C
Question40:-Free living aerobic nitrogen fixing bacteria is
‘Ac Rhodospirillum
B:-Oscillatoria
C=Clostridium
DChlorobium
Correct Answer:- Option-D
Question4::Which of the following statements are related with glomerular filtrate ?
i) Glomerular filtrate contains all the constituents of blood
1) Glomerular filtrate contains all the constituents of blood except for the large plasma proteins and the blood cells
ii) Glomerular filtrate contains all the constituents of blood except for the blood cells,
iv) Glomerular filtrate is totaly different from the constituents of blood
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B:-Both ji and il
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‎D-Only i
Correct Answer:- Option-D
Question42:-Sarcomere is the portion of myofbril that lies between
‘cH and A band
B-H and | band
70೦ successive 2 dises
DA and | band
Correct Answer:- Option-C
Question43:-How many enzymes are transcribed by the structural genes of lac operon ?
Acfive
B: Three
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‎Correct Answer:- Option ®
Question44:-The inactive precursors of enzymes are called as

AcAllosteric enzymes