Online MCQs Test – Biotechnology – Biology 10th

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

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

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

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

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

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

7. The earlier biotechnologists were:

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

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

10. These are viruses that infect bacteria.

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

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

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

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

15. Cells that have recombinant DNA are known as:

16. The artificial manipulation, medication and recombination of DNA:

17. Most of the living things use O₂ to produce:

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

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

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