DESERTS

1. Sahara Desert is the biggest desert in the world.

Yes

No

2. Which of the following is the tropical desert？

A

B

C

B

A

C

3. Many large deserts in the world are found ____.

in equatorial regions

in higher latitude regions

near Tropic of Cancer and Tropic of Capricorn

4. Which of the following is the climatic characteristics of deserts？

no rainfall

hot and with small daily range of temperature

low rainfall and with large daily range of temperature

5. Deserts are dry areas with an annual rainfall of

less than 1000mm

less than 500mm

less than 250mm

6. Most desert animals are active

in daytime

at night

7. Which of the following is NOT the adaptation of desert plants？

thick stems for storing water

needle leaves for decreasing transpiration

long roots for tapping groundwater

thin barks for releasing heat

8. Which of the following will be formed when the water-table meets the land surface of a desert？

oasis

sand dune

rock pedestal

9. The daily range of temperature is large in desert because there is sparse vegetation.

Yes

No

10. Circle the location of Takla Makan Desert.

3

4

5

621

11. Deserts occupy about __________ of the earth’s land surface.

one-third

one-fifth

one-tenth

12. Which of the following human activity is NOT suitable to develop in deserts？

nomadic herding

oil mining

shifting cultivation

oasis farming