Plants and algae are organisms that use energy from the Sun to make their own food are called ____________________?

What gets its energy by feeding directly on producers or by eating animals that feed on producers?

Those that break down dead organisms into simpler substances are called ________________?

A __________________ shows how energy flows from one organism to another in an ecosystem.

What is the correct order to the links in a food chain?

A _________________ shows all the food chains in an ecosystem and how they overlap.

_________________ are primary consumers, or animals that eat producers.

________________ are secondary and tertiary consumers, animals that eat other animals.

Animals that eat both producers and consumers are called __________________.

Living things that hunt and kill other things for food are called ___________. The animals they hunt are called ____________.

The three main ocean zones in order from top to bottom are ________________, _____________________, and ____________________.

Models that show how energy moves through a food chain are called __________________.