Environmental Science Climate Change and Atmosphere 2

Question 1

Ocean acidification is caused primarily by oceans absorbing excess:

Accepted Answer

Carbon dioxide

Answer

Methane

Answer

Nitrogen oxide

Answer

Sulfur dioxide

Question 2

Which phenomenon involves unusual warming of the central and eastern Pacific Ocean, disrupting global weather patterns?

Accepted Answer

El Niño

Answer

La Niña

Answer

North Atlantic Oscillation

Answer

Arctic Oscillation

Question 3

What is a carbon sink?

Accepted Answer

A natural or artificial reservoir that absorbs more carbon than it releases

Answer

A device that captures carbon from smokestacks

Answer

A deep-sea carbon storage facility

Answer

The point where CO₂ emissions equal absorption

Question 4

Which sector is the largest source of greenhouse gas emissions in the United States?

Accepted Answer

Transportation

Answer

Agriculture

Answer

Industry

Answer

Electricity production

Question 5

The IPCC (Intergovernmental Panel on Climate Change) primarily does which of the following?

Accepted Answer

Assesses and synthesizes climate science for policymakers

Answer

Enforces international climate treaties

Answer

Sets national emissions targets

Answer

Funds renewable energy projects

Question 6

Which natural process releases large amounts of methane from thawing Arctic permafrost?

Accepted Answer

Methanogenesis by soil microbes

Answer

Sublimation

Answer

Hydrolysis

Answer

Oxidation