Practice Test

Front

What happens to water when it freezes?

Back

It forms solid ice.

Front

What process releases nitrogen back into the atmosphere?

Back

Decomposition.

Front

Which action helps conserve biodiversity?

Back

Protecting endangered species.

Front

How does deforestation impact the environment?

Back

It removes habitats for many species.

Front

What is the purpose of conserving water?

Back

To increase its availability for future use.

Front

What is the process of water turning into vapor called?

Back

Evaporation.

Front

What is nitrogen fixation?

Back

The process of converting nitrogen gas from the atmosphere into a form usable by plants.

Front

What is biodiversity?

Back

The variety of life in a particular habitat or ecosystem.

Front

What are the effects of overharvesting natural resources?

Back

It can lead to resource depletion and loss of biodiversity.

Front

What is the greenhouse effect?

Back

The warming of Earth’s surface due to trapped heat by greenhouse gases.