Grade 11_Unit 6_Global Warming

Choose the best answer.

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

• sea level

• temperature

• water

• pollution

Choose the best answer.

Ocean water also will expand if it warms, ______ further to sea level rise.

• contributing

• getting

• making

• leading

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The clearing of land for agriculture, industry, and other human activities have increased _______ of greenhouse gases.

• concentrations

• attention

• loss

• collections

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Conjunctivitis caused by the common cold is very ______ and can spread rapidly between people.

• infectious

• polluted

• heat-related

• hot

Choose the word or phrase that is CLOSEST in meaning to the underlined part in the following questions.

Environmental groups want a substantial reduction in the emission of greenhouse gases.

• release

• import

• export

• charge

Choose the word or phrase that is CLOSEST in meaning to the underlined part in the following questions.

Coming on top of the previous years of extreme scarcity of food, however, the longer term economic implications were profound.

• famine

• drought

• flood

• earthquake

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______ is the gradual warming of the earth because of heat trapped by carbon dioxide and other gases in the atmosphere.

• Greenhouse effect

• Atmosphere

• Ecosystem

• Diversity

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In cold climates, houses need to have walls that will _____ heat.

• absorb

• remove

• get

• take

Choose the best answer.

Greenpeace works to promote public ______ of the dangers that threaten our planet today.

• awareness

• information

• knowledge

• idea

Choose the word or phrase that is CLOSEST in meaning to the underlined part in the following questions.

The law bans the import of ivory into the country.

• prohibits

• encourages

• calls for

• stimulates