Agricultural Biotechnology MCQs

Question 1

Star activity is specific character of restriction enzyme

Accepted Answer

Type II

Answer

Type III

Answer

Type I

Answer

Both B and C

Question 2

Which sequence in case of eukaryotes is important for mRNA tailing?

Accepted Answer

UACUAAC

Answer

GAGAGA

Answer

GAATIC

Answer

UACGAC

Question 3

If the pH is lowered, the oxygen affinity of haemoglobin is

Accepted Answer

Lowered

Answer

Higher

Answer

Not changed

Answer

May be decreased or increased

Question 4

The hybridization based marker is

Accepted Answer

RFLP

Answer

SSR

Answer

STS

Answer

SCAR

Question 5

To produce the virus free plant the most preferred technique is

Accepted Answer

Meristem culture

Answer

Embryo culture

Answer

Ovule culture

Answer

Anther culture

Question 6

Which among the following micro-organism is used as bio-fertilizer?

Accepted Answer

Rhizobium

Answer

Bacillus

Answer

Pseudomonas

Answer

Nitrosomonas

Question 7

Taq polymerase is isolated from

Accepted Answer

Thermus aquaticus

Answer

Thermus thermophillus

Answer

Both A and B

Answer

Any Thermus species

Question 8

The quickest way to produce homozygous breeding lines from heterozygous parents is through

Accepted Answer

Doubled haploids

Answer

Aneuploidy

Answer

Introgression

Answer

None of these

Question 9

n-linked glycosylation occures at

Accepted Answer

Asn

Answer

Lys

Answer

Asp

Answer

Gly