Agricultural Biotechnology MCQs

Question 1

The fusason for protoplast fusion

Accepted Answer

Concanavalin A

Answer

Polyvinyl alcohol

Answer

Dextran

Answer

All of the above

Question 2

Avirulent strain of Agrobacterium is

Accepted Answer

Agrobacterium radiobacteria

Answer

Agrobacterium rhizogenes

Answer

Agrobacterium tumefaciens

Answer

None of the above

Question 3

The codominant marker is

Accepted Answer

SSR

Answer

AFLP

Answer

RAPD

Answer

Both A and B

Question 4

The abscisic acid is present universally in

Accepted Answer

Vascular plants

Answer

Lichens

Answer

Algae

Answer

All of the above

Question 5

The final acceptor of e- in ETS is

Accepted Answer

Complex III

Answer

Complex IV

Answer

Oxygen

Answer

None of the above

Question 6

DNA is fit for making tools in case of nanotechnology. This is due to

Accepted Answer

All of the above

Answer

Branching nature of DNA

Answer

Flexibility in DNA conformation

Answer

Small size of DNA

Question 7

Transgenic expression study can be done by

Accepted Answer

All of the above

Answer

Transcription profiling

Answer

RT-PCR

Answer

Western hybridisation

Question 8

Most of the microorganism which produce antibiotics live in the soil because

Accepted Answer

By the phenomenon antibiotics their growth, nutrition and survival value and enhanced in competitive world of microflora of the soil

Answer

Darkness favours synthesis of antibiotics

Answer

They cannot get nutrition outside the soil

Answer

No one easily misuses their antibiotics

Question 9

Polymerase switching takes place during

Accepted Answer

DNA replication in eukaryotes

Answer

DNA replication in prokaryote

Answer

DNA replication in mitochondria

Answer

RNA synthesis