Ecology - Food Webs and Symbiosis

Which is NOT a producer?

Animals who eat dead organisms for their food are called ________.

Which is a secondary consumer?

Which is a biotic factor that we need?

Who does the hawk get energy from?

Which is an abiotic factor we need to live?

What is one step in a food chain called?

What is the process of a plant making food called?

Heterotrophs are ___

What is one pathway of energy flow in a food web called?

Organisms that break down and absorb the nutrients of dead organisms are _________.

How much energy is passed from one level to the next in a food chain?

What do we need nitrogen for?

Grass-->Worm-->Raccoon-->Wolf Who is the tertiary consumer?

Grass-->Worm-->Raccoon-->Eagle How much of the grass's energy is left for the eagle?

What ultimately provides the energy for a food web?

An animal who eat plants and other animals is known as a _____________.

Which is a biotic factor in an ecosystem?

Sunlight, water and ___ are need by a plant to make food?

What are animals who consume other organisms called ?

What is another word for autotroph?

A dead organism is known as a ___factor?

What happens to the energy as it moves through a food web?

Organisms that eat plants are called?

The study of living things and their environment is called?

What is another name for a producer?

Most of the energy from one trophic level is converted to __________?

What do you call an organism who eats primary consumers?

The area of Earth that can support life is called the ____________.

What type of organism eats only plants?

What would the sun be?

Which is a community?

Which of these has the most energy?

All of the feeding relationships in an ecosystem are referred to as a ____________.