Bt Cotton

Q. Bt in Bt cotton stands for:

1. Biotechnology
2. Bollworm toxin
3. Bacterial tolerant
4. Bacillus thuringiensis

Q.

Which crop is affected by boll worm disease?

Q.

"Cry" genes or "Bt" genes are obtained from

1. Cotton pest

2. Tobacco plant

3. Bacillus thuringiensis

4. E. coli

Q. Which of the following crop was first introduced as a GM crop?

1. Bt cotton
2. Bt brinjal
3. Tomato
4. Rice

Q. Cultivation of Bt cotton has been much in the news. The prefix Bt stands for

1. barium-treated cotton seeds
2. bigger thread variety of cotton with better tensile strength
3. produced by biotechnology using restriction enzymes and ligases
4. Bacillus thuringiensis, the bacteria from which the endotoxin gene is taken and inserted into cotton plant

Q. Insect-resistant transgenic cotton has been produced by inserting a piece of DNA from:

1. A virus
2. A bacterium
3. A wild relative of cotton
4. An insect

Q. Bacillus thuringiensis is a

1. Bacterium
2. Bioherbicide
3. Bio fertilizer
4. None of the above