Deserts

Question 1

How much of earths land is covered by deserts? (1) a) A lot b) A half c) A third d) A quarter

Answer 1

c) A third

Question 2

Areas receiving less that 25cm of precipitation (rain) per year are called? (1) a) Tropical b) Desert c) Swamps d) Rainforest

Answer 2

b) Desert

Question 3

Name the 4 areas where deserts can be found? (4)

Answer 3

1. Around the subtropics 2. At the centre of a continent 3. Near cold ocean currents 4. At the poles

Question 4

Which is the largest hot desert in the world? (1)

Answer 4

The Sahara Desert

Question 5

Name the 2 tropics were most deserts are found. (2)

Answer 5

1. Tropic of Cancer 2. Tropic of Capricorn

Question 6

Which is the oldest desert in the world?(1)

Answer 6

The Namib Desert

Question 7

Which is the largest cold desert in the world and where can it be found? (2)

Answer 7

1. The Antarctic Desert 2. Can be found at the South Pole

Question 8

Which tropic is near the Namib Desert? (1)

Answer 8

Tropic of Capricorn

Question 9

Hot water currents cause hot deserts. True or False (1)

Answer 9

False

Question 10

Explain why deserts form in the centre of a continent? (2)

Answer 10

1. The are normally shielded from rain by high mountains. 2. Rain and snow fall on the mountains before reaching the desert.

Question 11

Looking at the map, on which continents can we find the following deserts? (6) 1. Sahara Desert 2. Great Sandy Desert 3. Great Basin Desert 4. Atacama Desert 5. Arabian Desert 6. Namib Desert

Answer 11

1. Africa 2. Australia 3. North America 4. South America 5. Western Asia 6. Africa

Question 12

What happens to the moisture in the air by a cold desert? (1)

Answer 12

The moisture is frozen.