Unit 3 Ecology Test

Front

What is the primary source of energy for all food chains?

Back

The sun.

Front

What is the correct order of a basic food chain?

Back

Plant -> 1st Consumer -> 2nd Consumer.

Front

Which type of consumer receives the least amount of energy from the producer?

Back

The top predator, such as an owl.

Front

What is an organism that must consume other organisms for energy called?

Back

A consumer.

Front

In a food web pyramid, which type of consumer receives only 10% of the energy stored in plants?

Back

Herbivore.

Front

What is a producer in an ecosystem?

Back

An organism that can make its own food, typically through photosynthesis.

Front

What role do decomposers play in an ecosystem?

Back

They break down dead organisms and recycle nutrients back into the soil.

Front

What is the difference between a herbivore and a carnivore?

Back

A herbivore eats plants, while a carnivore eats other animals.

Front

What is an energy pyramid?

Back

A graphical representation showing the flow of energy at each trophic level in an ecosystem.

Front

What percentage of energy is typically transferred from one trophic level to the next?

Back

About 10%.