Agricultural Biotechnology MCQs

Question 1

Which amino acid provide twists in tertiary structure of proteins?

Accepted Answer

Proline

Answer

Arginine

Answer

Glycine

Answer

Tryptophan

Question 2

In lac operon, allolactose act as

Accepted Answer

Gratituous inducer

Answer

Substrate

Answer

Repressor

Answer

None of these

Question 3

Somatic embryogenesis was discovered by

Accepted Answer

Steward

Answer

Haberlandt

Answer

Hanning

Answer

Laibach

Question 4

RNA polymerase I synthesizes

Accepted Answer

r RNA

Answer

t RNA

Answer

m RNA

Answer

All of the above

Question 5

Tissue specific promoter is

Accepted Answer

TA 29

Answer

35S CaMV

Answer

Nos

Answer

None of the above

Question 6

Which of the following are NOT possible uses for fructans as presented in class?

Accepted Answer

Natural insecticides

Answer

Fat substitute

Answer

Amino acids

Answer

Sweeteners

Question 7

In pyrimidine ring the first nitrogen comes from

Accepted Answer

Aspartate

Answer

Carbamoyl phosphate

Answer

Glutamine

Answer

Glycine

Question 8

The cool probe used for hybridization technique

Accepted Answer

Both B and C

Answer

Isotopes

Answer

Biotin

Answer

Horse radish peroxidase

Question 9

The biological materials which stimulate immunity against a pathogen when introduced into the body is known as

Accepted Answer

vaccines

Answer

single cell protein (SCP)

Answer

antibodies

Answer

antibiotics