Environmental Science Unit 1 Review

Front

What process do plants use to obtain carbon dioxide from the atmosphere?

Back

Photosynthesis

Front

What percentage of energy is wasted as it is transferred to organisms higher up in the food web?

Back

90%

Front

What is an invasive species?

Back

A non-native species to its environment that has no natural predators.

Front

How do organisms like cows and humans release carbon dioxide back into the atmosphere?

Back

Through respiration.

Front

What is a biome?

Back

A major area with a specific climate, flora, and fauna.

Front

What is the primary function of photosynthesis in plants?

Back

To convert light energy into chemical energy stored in glucose.

Front

What is the role of respiration in the carbon cycle?

Back

It releases carbon dioxide back into the atmosphere.

Front

Define an ecosystem.

Back

A community of living organisms interacting with their physical environment.

Front

What is the difference between a population and a community?

Back

A population is a group of individuals of the same species, while a community is made up of different species interacting in a given area.

Front

What is the significance of natural predators in an ecosystem?

Back

They help control the population of invasive species.