Nutrients are never lost from the ecosystems. Write about
Sedimentary cycle.

Write a bried note on man-made ecosystems.

How do ecosystem receive nutrients?

What is nutrient cycle?

Write three examples of terrestrial ecosystem.

Write a short note on carbon cycle.

Outline the salient features of the ecosystem nitrogen cycling?

What makes humus a reservoir of nutrients? Name and write about the process humus indergoes that enriches the soil.

Explain the carbon cycle in ecosystem?