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)
Put a tick mark (✓) against the correct alternative in the following statement:
Rat in any food chain would occupy the position of
Rewrite the following in their correct sequence in a food chain:
(a) Snake → Grasshopper → Grass → Frog(b) Grass → Tiger → Deer(c) Snake → Peacock → Rat → Wheat
