Intro to Ecology Practice Questions

Front

What happens to gas molecules at higher temperatures?

Back

Gas molecules escape faster.

Front

How do gas molecules behave when cooled?

Back

They slow down and come closer together.

Front

What is the state of matter that can change shape but not volume?

Back

Liquid.

Front

What occurs to water molecules as they freeze?

Back

They move slower and form a fixed arrangement.

Front

Why do bridges have flexible connections?

Back

To accommodate for temperature changes.

Front

What is the definition of ecology?

Back

The study of interactions between living organisms and their environment.

Front

What is the role of producers in an ecosystem?

Back

Producers create energy through photosynthesis.

Front

What is a food chain?

Back

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

Front

What is the difference between a habitat and a niche?

Back

A habitat is the environment where an organism lives; a niche is the role it plays in that environment.

Front

What is biodiversity?

Back

The variety of life in a particular habitat or ecosystem.