Global climate change and the effects | Exit Quiz | Oak National Academy

What are the causes of rising sea levels?

• expansion of water due to increasing ocean temperatures

• more water on Earth

• melting glacial ice

• melting sea ice

• more rainfall

Answer explanation

Increasing ocean temperatures causing expansion of water, melting glacial ice, and melting sea ice all cause a rise in sea levels.

Which of the following may be impacted directly or indirectly by sea ice melting?

• biodiversity as polar bears and walruses lose their habitat

• food prices as a result of impacted crop production

• sea levels rising

• crop production as seasonal temperatures change

• the amount of energy released from combustion of fossil fuels

Answer explanation

Biodiversity, food prices, sea levels and crop production may all be impacted by sea ice melting.

How can global warming affect the climate?

• more storms and extreme weather events

• fewer storms and extreme weather events

• less rainfall and droughts in some areas

• more rainfall and flooding in some areas

• make it hotter and sunnier all over the world

Answer explanation

As a result of global warming, there may be more storms and extreme weather events, less rainfall and droughts in some areas, and more rainfall and flooding in other areas.

What key term is used to describe an increase in Earth’s global temperatures?

Answer explanation

Global warming is an increase in Earth’s global temperatures likely caused by more greenhouse gases in the atmosphere.

How does climate change affect biodiversity?

• animals produce more offspring

• migration and hibernation patterns may change

• biodiversity increases

• plants may flower earlier

Answer explanation

Migration and hibernation patterns may change, and plants may flower earlier. These changes affect the food web which can lead to a reduction in biodiversity.

Order the stages of carbon capture and storage.

• Carbon dioxide is collected before it is released into the atmosphere.

• Carbon dioxide is stored in old oil and gas fields and coal mines.

• Carbon dioxide is piped underground.

Answer explanation

The carbon dioxide is collected before it is released into the atmosphere, then it is piped underground. Here it is stored in old oil and gas fields and coal mines.