Answer the following questions in one or two words or sentences. 1. Why should we prefer to use paper bags rather than polythene bags? 2. Who, out of the following should properly dispose of the garbage – father, mother, elder brother, younger sister? 3. Which one out of beetles, roundworm and earthworm are used for vermicomposting and why?

Solution:

1. We should prefer to use paper bags rather than polythene bags because paper bags can be recycled and biodegraded but polythene bags being non-biodegradable they are harmful for humans, animals, plants and for the environment.

1. Every member of the family should dispose the garbage It should be a concern of every citizen, be it a mother, father, elder brother or younger sister.
2. Earthworms convert waste from plants and animals or their products into Hence earthworms are used for vermicomposting.