Ecosytems, Plant and Animal Structures TEST

Front

What is the smallest unit of a living thing?

Back

A cell

Front

What do all living things have structures that help them do?

Back

Reproduce, Grow, Survive (All of the above)

Front

What is the purpose of an exoskeleton?

Back

Protects the animal's insides

Front

What are living things (or once living things) in an ecosystem called?

Back

Biotic factors

Front

Which is NOT a characteristic used to classify a bird?

Back

Year of its birth

Front

What is an ecosystem?

Back

A community of living organisms and their environment.

Front

What are abiotic factors?

Back

Non-living components of an ecosystem, like water, soil, and sunlight.

Front

What is photosynthesis?

Back

The process by which plants use sunlight to make food.

Front

What do plants need to grow?

Back

Sunlight, water, air, and nutrients.

Front

What is a food chain?

Back

A sequence that shows how energy and nutrients flow from one organism to another.