Bt seeds are associated with which crop?

Bt seeds are genetically modified seeds that contain a gene from the bacterium Bacillus thuringiensis (Bt). This gene produces a protein that is toxic to certain insect pests, protecting the crop from damage. Bt technology is widely applied in cotton... Read More

1 BIOLOGY MCQS

Bt seeds are associated with which crop?

  • Rice
  • Wheat
  • Cotton
  • Oilseed
Correct Answer: C. Cotton

Detailed Explanation

Bt seeds are genetically modified seeds that contain a gene from the bacterium Bacillus thuringiensis (Bt). This gene produces a protein that is toxic to certain insect pests, protecting the crop from damage. Bt technology is widely applied in cotton cultivation, which is why Bt seeds are closely associated with cotton.


Bt cotton is designed to resist bollworms and other harmful pests, reducing the need for chemical pesticides. This not only increases crop yield but also minimizes environmental pollution and health risks caused by excessive pesticide use. The introduction of Bt cotton has revolutionized agriculture in many countries by improving both productivity and sustainability.


Other crops listed, such as rice, wheat, and oilseeds, are not primarily associated with Bt seeds. While genetically modified versions of rice or other crops exist, Bt technology is most commonly and effectively applied to cotton because the major pest in cotton farming, the cotton bollworm, is highly susceptible to the Bt protein.


The use of Bt seeds is a significant advancement in biotechnology and agricultural science. It combines principles of microbiology, genetics, and plant breeding to develop crops that are more resilient to pests. Farmers benefit economically due to higher yields and lower input costs, and the environment benefits from reduced pesticide usage.


Understanding Bt seeds and their application in cotton cultivation is important in biology and agriculture. It highlights how genetic engineering can improve crop production, food security, and sustainability. Bt cotton serves as a practical example of how biotechnology can address real-world agricultural challenges while maintaining ecological balance.




 

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