Agricultural Biotechnology MCQs

Question 1

Which of the following is involved in seedless watermelon production?

Accepted Answer

Apomixes

Answer

Interspecific crosses

Answer

Tetraploidy

Answer

None of these

Question 2

Virions are . . . . . . . .

Accepted Answer

RNA viruses

Answer

DNA viruses

Answer

Naked DNA viruses

Answer

Naked RNA viruses

Question 3

Utility of fungi for steroid conversion was demonstrated by

Accepted Answer

Murray and Peterson

Answer

Kohler and Milstein

Answer

Pasteur and Jaubert

Answer

Waksman and Woodruff

Question 4

Which vector was used for development of hepatitis vaccine?

Accepted Answer

Yeast expression vector

Answer

Phagemids

Answer

PUC 18

Answer

Cosmid

Question 5

In cell culture medium commonly used carbon source is

Accepted Answer

Sucrose

Answer

Fructose

Answer

Glucose

Answer

Lactose

Question 6

In most of the cancer cases which gene is mutated

Accepted Answer

p53

Answer

p21

Answer

p16

Answer

p450

Question 7

The chemical name of cytosine is

Accepted Answer

2-oxy-4-aminopyrimidine

Answer

6-aminopurine

Answer

2,4-dioxypyrimidine

Answer

6-oxy-2-aminopurine

Question 8

The amino acid having hydroxyl group is

Accepted Answer

Serine

Answer

Aspartate

Answer

Glutamate

Answer

Lysine

Question 9

Which of the following statements regarding manipulation of the flavonol bio-synthetic pathway in tomato is true?

Accepted Answer

Increased flavonol production did not affect carotenoid production

Answer

Decreased flavanol production increased carotenoid production

Answer

Increased flavonol production led to increased carotenoid production

Answer

Decreased flavanol production did not increase carotenoid production