Ecology

Front

What is a species?

Back

A species is a group of organisms that can reproduce fertile offspring.

Front

What happens if a species fails to reproduce fertile offspring?

Back

It may lead to extinction of the group.

Front

What does the law of conservation of energy state?

Back

Energy can neither be created nor destroyed.

Front

Why is there less energy at the top of the energy pyramid?

Back

Energy is lost between each trophic level as heat.

Front

What is the primary source of carbon in living things?

Back

Carbon dioxide in the atmosphere.

Front

What human activity has the greatest impact on climate change?

Back

Burning fossil fuels.

Front

What is overpopulation?

Back

Overpopulation occurs when a population exceeds its carrying capacity.

Front

What is a consequence of white-tailed deer exceeding their carrying capacity?

Back

The deer are less healthy and more prone to disease.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms and their physical environment interacting as a system.

Front

What is a trophic level?

Back

A trophic level is the position an organism occupies in a food chain.