English 11- Unit 6: Global Warming - Quiz

A layer of greenhouse gases - primarily water vapor, and carbon dioxide - acts as a _____ blanket for the Earth, absorbing heat and warming the surface.

• thermal

• hot

• heat

• heating

Most climate scientists agree the main cause of the current global warming trend is human expansion of the greenhouse _____.

• causes

• effect

• gas

• damage

Certain _____ in the atmosphere, such as carbon dioxide, methane and nitrous oxide, block heat from escaping.

• effects

• emissions

• gases

• layers

Carbon dioxide is released through _____ processes such as respiration and volcano eruptions and through _____ activities such as deforestation, land use changes, and burning fossil fuels

• human - natural

• natural - human

• man-made - ordinary

• ordinary - man-made

A strong greenhouse effect will warm the oceans and partially melt glaciers, increasing _____.

• temperature

• sea water

• sea level

• pollution

Humans _____ atmospheric carbon dioxide concentration by a third since the Industrial Revolution began.

• increase

• have increased

• had increased

• were increasing

All of the disasters resulted from ______ will continue to have a devastating effect on socio-economic development.

• floods

• ecological balance

• carbon footprint

• climate change

The low ______ in the Mekong Delta leads to acute saline intrusion much deeper than the traditional 30 to 40km of mainland that is contaminated with saltwater.

• water currents

• sea level

• water level

• salt water

The next dry season will be extremely severe ______ further saltwater intrusion, water and rain shortages, and heat waves.

• because

• although

• due to

• thanks to

Having developed green technologies with low-carbon emissions, ______ intends to get rid of coal.

• the effort

• that country

• the communities

• the possibility