Environmental BM1 Review Flashcard

Front

In an energy pyramid, energy _______ as you move up the pyramid.

Back

Decreases

Front

What is the main difference between primary and secondary ecological succession?

Back

Primary begins WITHOUT soil; Secondary begins WITH soil.

Front

Plants can...

Back

Use photosynthesis and cellular respiration.

Front

Primary succession occurs in an area that has:

Back

no soil.

Front

In this energy pyramid, which organisms have the most energy available?

Back

Producers.

Front

What is an ecosystem?

Back

A community of living organisms and their interactions with the environment.

Front

Define photosynthesis.

Back

The process by which green plants use sunlight to synthesize foods with the help of chlorophyll.

Front

What is cellular respiration?

Back

The process by which cells convert glucose and oxygen into energy, carbon dioxide, and water.

Front

What role do producers play in an ecosystem?

Back

They convert solar energy into chemical energy through photosynthesis.

Front

What is the significance of decomposers in an ecosystem?

Back

They break down dead organic matter, recycling nutrients back into the soil.