Agricultural Biotechnology MCQs

Question 1

The photoreceptor phytochrome is present in

Accepted Answer

Angiosperms

Answer

Lichens

Answer

Algae

Answer

Gymnosperms

Question 2

A set of disease resistance mechanisms that are not specific to a particular pathogen comes under

Accepted Answer

Innate immunity

Answer

Active immunity

Answer

Passive immunity

Answer

None of these

Question 3

Reductive amination of α-keto glutarate to glutamate is catalysed by

Accepted Answer

Glutamate dehydrogenase

Answer

Gutamine transferase

Answer

Glutamine dehydrogenase

Answer

Glutamate transferase

Question 4

Starch is synthesized in

Accepted Answer

Chloroplast

Answer

Cytosol

Answer

Peroxisome

Answer

Mitochondria

Question 5

Operon model was proposed by

Accepted Answer

Jacob and Monod

Answer

Beadle

Answer

Beadle and Tatum

Answer

None of the above

Question 6

Antioxidants used during protoplast isolation is

Accepted Answer

All

Answer

PVP-10

Answer

Glycine

Answer

Glutathione

Question 7

The transcription factor which recognizes TATA box in humans is

Accepted Answer

TFIID

Answer

TFIIF

Answer

TFIIB

Answer

TFIIE

Question 8

RNA editing mostly occurs in

Accepted Answer

t RNA

Answer

r RNA

Answer

m RNA

Answer

None of the above

Question 9

Which factor is necessary for maintaining lysogeny in lemda phage?

Accepted Answer

C1 repressor

Answer

Cro

Answer

Both A and B

Answer

None of these