#Bt crops

Agricultural Applications - Nutritional Enhancement - Golden Rice and GM Crops

What is the primary role of cry genes in genetically modified crops?

Cry genes produce proteins toxic to insect pests, providing pest resistance in genetically modified_x000D_ crops.

Ref: NCERT Class 12 Biology Chapter 10: Biotechnology and its Applications Agricultural Applications - Nutritional Enhancement - Golden Rice and GM Crops

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Agricultural Applications - Nutritional Enhancement - Golden Rice and GM Crops

Which genetically modified crop is resistant to Lepidopteran pests?

Bt cotton is genetically modified to resist Lepidopteran pests like bollworms.

Ref: NCERT Class 12 Biology Chapter 10: Biotechnology and its Applications Agricultural Applications - Nutritional Enhancement - Golden Rice and GM Crops

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Agricultural Applications - Nutritional Enhancement - Golden Rice and GM Crops

What is the role of cryIAb gene in genetically modified crops?

The cryIAb gene provides resistance to the corn borer pest in genetically modified crops.

Ref: NCERT Class 12 Biology Chapter 10: Biotechnology and its Applications Agricultural Applications - Nutritional Enhancement - Golden Rice and GM Crops

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Agricultural Applications - Bt Crops - Cotton Brinjal Corn

Which of the following is incorrect about cry genes in Bt crops?

Cry genes provide pest resistance by producing insecticidal proteins; they do not improve the nutritional_x000D_ content of crops.

Ref: NCERT Class 12 Biology Chapter 10: Biotechnology and its Applications Agricultural Applications - Bt Crops - Cotton Brinjal Corn

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Agricultural Applications - Bt Crops - Cotton Brinjal Corn

Which of the following is incorrect about cry proteins used in Bt crops?

Cry proteins are not produced by all plants naturally; they are produced by Bacillus thuringiensis and_x000D_ introduced into crops through genetic engineering.

Ref: NCERT Class 12 Biology Chapter 10: Biotechnology and its Applications Agricultural Applications - Bt Crops - Cotton Brinjal Corn

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Agricultural Applications - Bt Crops - Cotton Brinjal Corn

Which genetically modified crop is resistant to insect pests due to the expression of cry genes?

Bacillus thuringiensis (Bt) cotton expresses cry genes, providing resistance to insect pests like_x000D_ bollworms.

Ref: NCERT Class 12 Biology Chapter 10: Biotechnology and its Applications Agricultural Applications - Bt Crops - Cotton Brinjal Corn

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Agricultural Applications - Bt Crops - Cotton Brinjal Corn

What is the role of cry genes in Bt crops?

The cry genes encode for proteins toxic to insect pests, providing resistance.

Ref: NCERT Class 12 Biology Chapter 10: Biotechnology and its Applications Agricultural Applications - Bt Crops - Cotton Brinjal Corn

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Agricultural Applications - Bt Crops - Cotton Brinjal Corn

Which of the following is incorrect about Bt crops?

Bacillus thuringiensis (Bt) crops produce insecticidal proteins through genetic modification, not_x000D_ naturally.

Ref: NCERT Class 12 Biology Chapter 10: Biotechnology and its Applications Agricultural Applications - Bt Crops - Cotton Brinjal Corn

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