Indicators and Effects of Climate Changes

The global temperature has been ___ through the last 160 years

• increasing

• decreasing

• constant

• zero

What should be the direct cause of the change of global temperature?

• The sun gets larger to Earth.

• The sun moves closer to Earth.

• Greenhouse Effect gets stronger.

• The moon gets brighter.

What is an obvious indicator of the change of global temperature?

• The increase of the are of icecaps in polar zones.

• The melting of glacial ice.

• The winter is colder in China.

• The winter is warmer in Japan.

Which is NOT caused by the change of global temperature?

• Average sea level rises.

• Ocean water gets more acidic.

• The area of some Pacific island gets smaller.

• Ocean water has a pH level larger than 8.

Which of the following is NOT an extreme weather?

• Flood

• Sand storm

• Heat wave

• Snow

(Fill in the blanks)

The rising temperature ___ the intensity of storm and ___ the frequency of storm?

• increases, increases

• increases, decreases

• decreases, increases

• decreases, decreases

When a region has very little rainfalls for a period of time, it is called___

• Desertification

• Drought

• Precipitation

• Solar radiation

If a region becomes dry, empty and not suitable for supporting lives, it is called___

• Fertilization

• Polarization

• Desertification

• Equatorization

Deforestation is known as the removal of trees and forests from an area. What is an effect of deforestation?

• A lower chance of flood.

• An increase of water supply.

• An increase of amount of O₂ in the air.

• An increase of amount of CO₂ in the air.

Which biome has the largest number of species of plants and animals (highest biodiversity)?

• tundra

• desert

• tropical rainforest

• pine forest