Agricultural Biotechnology MCQs

Question 1

Which of the following is most likely to be present in a BAC?

Accepted Answer

UTR

Answer

opine genes

Answer

EST

Answer

LB, RB

Question 2

Which enzyme plays important role in reverse transcription?

Accepted Answer

Reverse transcriptase

Answer

DNA polymerase

Answer

RNA polymerase

Answer

Isomerase

Question 3

The RNA polymerase resistant to amanitin is

Accepted Answer

RNA polymerase I

Answer

RNA polymerase II

Answer

RNA polymerase III

Answer

None of the above

Question 4

The assimilation of sulphur takes place in higher plants in

Accepted Answer

Leaves

Answer

Roots

Answer

Seeds

Answer

Stem

Question 5

Which of the following statements about astaxanthin is false?

Accepted Answer

It is normally produced by salmon

Answer

It has antioxidant properties

Answer

It is a red-orange pigment

Answer

It is produced from terpenoids

Question 6

Synthetic seeds are

Accepted Answer

Somatic embryos

Answer

Protoplasts

Answer

Somaclones

Answer

Cybrid

Question 7

The β oxidation of fatty acid occurs in

Accepted Answer

Mitochondria

Answer

Cytosol

Answer

Peroxisome

Answer

Chloroplast

Question 8

Which of the following technique is used for amplification of DAN?

Accepted Answer

PCR

Answer

HPLC

Answer

RFLP

Answer

ELISA

Question 9

The purification of protein is determined by

Accepted Answer

Specific activity of protein

Answer

Size or mass of protein

Answer

Charge of protein

Answer

Solubility of protein