Question

(i) Which is not a natural ecosystem?
(a) Desert
(b) Aquarium
(ii) Which is not a component of human environment?
(a) Land
(b) Religion
(iii) Which is a human made environment?
(a) Mountain
(b) Sea
(iv) Which is a threat to environment?
(a) Growing plant
(b) Growing population
(c) Growing crops
(c) Road​

Answer 1

please refer the attachment

Answer 2

Answer:

i.b aquarium

ii.b religion because religion is not a component and component meaning is which is divided such as land,plant,animal and etc