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Biology
9. Strategies for Enhancement in Food Production
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Q14 of 77 Page 61

An explant is:

The base of the tissue culture is formed by the explants. An explant is a part of plant that has the ability of generating whole plant if kept in culture medium and desirable conditions.


Hence, (c) is the correct option.

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12

The term ‘totipotency’ refers to the capacity of a:

13

Given below are a few statements regarding somatic hybridization. Choose the correct statements.

(i) protoplasts of different cells of the same plant are fused


(ii) protoplasts from cells of different species can be fused


(iii) treatment of cells with cellulase and pectinase is mandatory


(iv) the hybrid protoplast contains characters of only one parental protoplast.


15

The biggest constraint of plant breeding is:

16

Lysine and tryptophan are:

Questions · 77
9. Strategies for Enhancement in Food Production
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