Question

What is the difference between the food habits of organisms belonging to the first and the third trophic levels? Give one example each of the organisms belonging to these two trophic levels.

Answer 1

First trophic level	Third trophic level
Producers belong to the first trophic level.	Carnivores belong to the third trophic level.
They prepare their own food by photosynthesis.	They consume the flesh of other animals.
Example: Green plants.	Example: Lions.