Front

In cellular respiration, organisms need _____________ and release ___________.

Back

Oxygen; Carbon Dioxide

Front

What is the dependent variable in a study measuring the effect of music on pulse rates?

Back

Number of Deer

Front

The gas taken in by plants from humans and other animals is ___________.

Back

CO2

Front

What constant should be considered when testing how different types of music affect pulse rates?

Back

Amount of time the music was played

Front

A niche ________________.

Back

Includes everything the organism does and needs in its environment.

Front

What is cellular respiration?

Back

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

Front

What is the role of photosynthesis in the ecosystem?

Back

Photosynthesis converts solar energy into chemical energy, producing oxygen and glucose.

Front

Define 'ecosystem'.

Back

A community of living organisms interacting with their physical environment.

Front

What is a food chain?

Back

A linear sequence of organisms through which nutrients and energy pass as one organism eats another.

Front

What is the difference between a food chain and a food web?

Back

A food chain is a single pathway of energy flow, while a food web consists of multiple interconnected food chains.