Q11 of 77 Page 61

The scientific process by which crop plants are enriched with certain desirable nutrients is called:

Crop protection is the method of protecting the crops from physical and anatomical damage.


Breeding refers to the mating of two organisms from same or different breed.


Bio-fortification is a way to increase nutrient quantity in the food.


Bio-remediation is the process to treat contaminated media.


Hence, (c) is the correct option.

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9

Fungicides and antibiotics are chemicals that:

 10

Use of certain chemicals and radiation to change the base sequences of genes of crop plants is termed:

 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.