Meaning of Food Chain. Food Web, and Pyramid of Numbers

Differentiate among primary, secondary and tertiary consumers. Give one example of each in a food chain.

Mention if the following statement is true (T) or false (F).

Cattle go to ponds for drinking water, so they are a constituent of pond ecosystem (T/F)

Rewrite the following in their correct sequence in a food chain:

Snake → Grasshopper → Grass → Frog

Rewrite the following in their correct sequence in a food chain:

Grass → Tiger → Deer

Rewrite the following in their correct sequence in a food chain:

Snake → Peacock → Rat → Wheat

Put a tick mark (✓) against the correct alternative in the following statement:

Rat in any food chain would occupy the position of

Put a tick mark (✓) against the correct alternative in the following statement:

The number of steps in a food chain can never be more than

Define the food chain and give two examples.