Questions on Bt crops such as cotton, brinjal, and corn, covering genetic modification, pest resistance, and agricultural benefits.
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
Bacillus thuringiensis produces Bt toxin, which is introduced into crops through genetic engineering for_x000D_ pest resistance.
Ref: NCERT Class 12 Biology Chapter 10: Biotechnology and its Applications Agricultural Applications - Bt Crops - Cotton Brinjal Corn
Bt toxin crystals are produced during the stationary phase of bacterial growth.
Ref: NCERT Class 12 Biology Chapter 10: Biotechnology and its Applications Agricultural Applications - Bt Crops - Cotton Brinjal Corn
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
Bacillus thuringiensis produces Bt toxin, which is introduced into crops through genetic engineering for_x000D_ pest resistance.
Ref: NCERT Class 12 Biology Chapter 10: Biotechnology and its Applications Agricultural Applications - Bt Crops - Cotton Brinjal Corn
Somatic hybridization involves the fusion of protoplasts from different plant species to create hybrid_x000D_ plants with combined traits.
Ref: NCERT Class 12 Biology Chapter 10: Biotechnology and its Applications Agricultural Applications - Bt Crops - Cotton Brinjal Corn
Bt toxin is activated in the alkaline environment of the insect gut, converting it from an inactive_x000D_ protoxin to an active toxin.
Ref: NCERT Class 12 Biology Chapter 10: Biotechnology and its Applications Agricultural Applications - Bt Crops - Cotton Brinjal Corn
Bt toxin, derived from Bacillus thuringiensis, protects plants by killing insect pests.
Ref: NCERT Class 12 Biology Chapter 10: Biotechnology and its Applications Agricultural Applications - Bt Crops - Cotton Brinjal Corn
Bacillus thuringiensis (Bt) cotton is genetically modified to produce insecticidal proteins that kill_x000D_ insect pests.
Ref: NCERT Class 12 Biology Chapter 10: Biotechnology and its Applications Agricultural Applications - Bt Crops - Cotton Brinjal Corn
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
Vitamins in tissue culture media are essential for plant cell growth and metabolic processes.
Ref: NCERT Class 12 Biology Chapter 10: Biotechnology and its Applications Agricultural Applications - Bt Crops - Cotton Brinjal Corn
Cry genes produce proteins toxic to insects, providing pest resistance in Bt cotton.
Ref: NCERT Class 12 Biology Chapter 10: Biotechnology and its Applications Agricultural Applications - Bt Crops - Cotton Brinjal Corn
