Biotechnology – Online MCQs – Biology 10th

1. In acidic formulation lactic acid produced from:

2. In alcoholic fermentation, pyruvic acid changes to alcohol and:

3. Cells that have recombinant DNA are known as:

4. This type of fermentation is carried out by the bacteria Streptococcus and Lactobacillus species for souring milk into yogurt and production of cheese.

5. It can also be used to paste new genes into DNA.

6. The bread dough rises during alcoholic fermentation is due to:

7. The containers use to grow bacteria on large scale are called:

8. Alcohol and antibiotics on large scale production by organism is an area of:

9. When segments of DNA are cut and pasted together to form new sequences, the result is known as:

10. The complete graph of human genome was studied by:

11. Extra circular DNA which use as a vector of a gene is:

12. The Human Genome Project was launched to map all the genes of the human cell in:

13. These are viruses that infect bacteria.

14. It is used by your muscle cells when you work them hard and fast.

15. An important way of making ATP without oxygen is called:

16. This is used in nature to repair broken DNA.

17. The classical biotechnology that emerged during the early twentieth century was a microbial-based:

18. The first genetically engineered drug produced by bacteria in 1978.

19. It is controlled use of biological agents for beneficial use.

20. Naturally occurring enzyme used as a defense chemical by bacteria: