Biotic Substances

Q.

Name some natural clothing materials obtained from plants and animals?

Q.

Plants, animals, light and microorganisms make up the biotic component of the ecosystem.

1. True

2. False

Q. Natural fibres are obtained from plants and animals.

1. False
2. True

Q.

Name some natural clothing materials obtained from plants and animals?

Q. Abiotic factor is the living and the biotic factor is the non-living component of an ecosystem.

1. False
2. True

Q. Which amongst the following is obtained from plants?

1. Wool
2. Silk
3. Leather
4. Cotton

Q. Natural fibres are obtained from plants and animals.

1. True
2. False

Q. Biotic factors include
(a) plants and animals only.
(b) plants, animals and decomposers only.
(c) all living organisms.
(d) plants, animals and scavengers only.

Q. Which amongst the following is an animal fibre?

1. Jute
2. Cotton
3. Wool
4. Coir

Q. The living components of an ecosystem are known as components.

1. biotic
2. abiotic
3. synthetic