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Exploring Biomes: Deserts

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Exploring Biomes: Deserts Answer Key

1. 
Deserts cover more than one third of Earth's surface.
  1. True
  2. False
2. 
Desert temperatures do not vary very much between day and night.
  1. True
  2. False
3. 
An oasis is a place in the desert where there is abundant water.
  1. True
  2. False
4. 
Desert areas are known to have flash floods.
  1. True
  2. False
5. 
Even though it is cold, Antarctica is a desert biome.
  1. True
  2. False
6. 
Which plants can survive in the desert?
  1. Cactus, Oak Trees, Daisies
  2. Cactus, Roses, Pine Trees
  3. Cactus, Nara Bush, Yucca Plants
  4. Cactus, Evergreens, Daffodils
7. 
Which is the best description of animals that live in a desert ecosystem?
  1. They are light-colored, camouflaged to blend in, and are most active at night.
  2. They are covered with fur to keep them insulated, and they require a lot of water.
  3. They are equipped with webbed feet, and they stay in the water most of the day.
  4. They are bright-colored, easily seen in their surroundings, and active during the day.
8. 
How are tundra and desert ecosystems similar?
  1. They both have rich soil.
  2. They both support a lot of plant life.
  3. They both receive little rainfall.
  4. They both have extremely warm temperatures.
9. 
A group of lizards living in a desert is an example of a
  1. population.
  2. shelter.
  3. succession.
  4. food web.
10. 
A plant in the desert would most likely have which root system?
  1. a small taproot with long root hairs
  2. a small taproot with short root hairs
  3. a large root system, close to the surface
  4. a large root system, deep beneath the surface
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