Terrestrial Environment

Question 1

Food Chain

Answer 1

In a food chain plants are the producers which are consumed by the primary consumers followed by the secondary consumers followed by the tertiary consumers.

Question 2

What does soil contains?

Answer 2

Mineral particles, humus, water, air and a population of animals and plan roots.

Question 3

How is soil formed?

Answer 3

Soil is formed by physical, chemical and biological weathering of rocks followed by the addition of humus when living things die.