Extra Questions for Class 12 Biology Chapter 10 Microbes in Human Welfare
Extra Questions for Class 12 Biology Chapter 10 Microbes in Human Welfare Q.1. Name the pests that ladybird, beetle and dragonflies help to get rid of.Ans. Ladybird, beetle and dragonflies control aphids and mosquitoes respectively. Q.2. Why is distillation required for producing certain alcoholic drinks?Ans. Distillation increases the alcohol content in alcoholic drinks. Q.3. What … Read more
