Agricultural Biotechnology MCQs

Question 1

Restriction site for cloning should be

Accepted Answer

Palindromic in nature

Answer

Tetranucleotide

Answer

Repeated sequence

Answer

Hexdanucleotide

Question 2

Retrotransposons transpose through

Accepted Answer

DNA intermediate

Answer

RNA intermediate

Answer

Both A and B

Answer

Protein intermediate

Question 3

The genes of T-DNA contains regulatory genes

Accepted Answer

Eukaryotic

Answer

Prokaryotic

Answer

Both A and B

Answer

Either of A and B

Question 4

Position and frequency of stomata can be determined by

Accepted Answer

Cobalt chloride paper method

Answer

Calculating the loss of water

Answer

Potometer

Answer

Porometer

Question 5

VNTR is

Accepted Answer

Minisatellite

Answer

Microsatellite

Answer

Megasatellite

Answer

Either A or C

Question 6

The number of stomata is counted by

Accepted Answer

Porometer

Answer

Potometer

Answer

Manometer

Answer

Barometer

Question 7

Chemically the carbohydrates are

Accepted Answer

Polyhydroxy derivatives of aldehyde and ketone

Answer

Polyhydroxy derivatives of alcohol

Answer

Polyhydoxy derivatives of ester

Answer

Polyhydroxyl derivatives of ether

Question 8

Important objective of biotechnology in agriculture sector is

Accepted Answer

To produce pest resistant varieties of plants

Answer

To increase the nitrogen content

Answer

To decrease the seed number

Answer

To increase the plant weight

Question 9

Bt cotton is resistant to bollworm, it is due to

Accepted Answer

Bt is stomach poison; it changes the permeability of stomach due to generation of pores in alkaline environment of stomach

Answer

Bt is repellent to bollworm

Answer

Bt is contact poison for bollworm

Answer

Bt is causing death due to asphagsiation of insect