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15
MCQ (Single Correct Answer)

The biggest constraint of plant breeding is

A

availability of desirable gene in the crop and its wild relatives

B

infrastructure

C

trained manpower

D

transfer of genes from unrelated sources

16
MCQ (Single Correct Answer)

Lysine and tryptophan are

A

proteins

B

non-essential amino acids

C

essential amino acids

D

aromatic amino acids

17
MCQ (Single Correct Answer)

Micro-propagation is

A

propagation of microbes in vitro

B

propagation of plants in vitro

C

propagation of cells in vitro

D

growing plants on smaller scale

18
MCQ (Single Correct Answer)

Protoplast is

A

another name for protoplasm

B

an animal cell

C

a plant cell without a cell wall

D

a plant cell

19
MCQ (Single Correct Answer)

To isolate protoplast, one needs

A

pectinase

B

cellulase

C

both pectinase and cellulase

D

chitinase