Which one is NOT a consumer.

These are organisms that obtain their energy both from plant and animal sources.

Which is not an example of an herbivore?

This is a kind of carnivore that feeds on dead animals.

In a biome, ______ happens when organisms attempt to use the same resources.

Which of the following shows a reasonable foodchain?

A food web is composed of overlapping trophic levels.

Dead plant and animal material is known as biomass.

Each trophic level in an ecological pyramid contains ______ than the level beneath it.