Question

1. which is not a natural ecosystem?
(a) Desert
(b) Aquarium
(c) Forest

2. which is not a component of human environment?
(a) land
(b) Religion
(c) Community

3. which is a human made environment?
(a) Mountain
(b) Sea
(c) Roads

4. which is a threat to environment?
(a) growing plant
(b) growing population
(c) growing crops
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Answer 1

Explanation:

1. b) Aquarium

2. a) Land

3. c ) Roads

4. b) Growing population