Biology HELP?!?

Posted on 2015-09-29 06:32:00 in Biology by GARRY

1. Which biome is characterized by very low temperatures, little precipitation, and permafrost?

A) desert
B) temperate forest
C) tundra
D) tropical rain forest

2. Which two biomes have the least precipitation?

A) tropical rain forest and temperate grassland
B) savanna and tropical rain forest
C) tundra and desert
D) boreal forest and temperate forest

3. Which of the following would NOT be a factor that helps determine the characteristics of a land biome?

A) exposure to solar flares
B) relative humidity
C)latitude
D) prevailing winds

4. What factor explains why tundra biomes remain cold year-round but taiga biomes have alternating warm and cold seasons?

A) vegetation cover
B) average precipitation
C) altitude
D) latitude

5. What factors explain the difference in biodiversity between the tundra and the tropical rain forest?

A) The large land area occupied by rain forests provides more space for a larger variety of organisms to live.
B) Warmer temperatures and higher average rainfall in the tropical rain forest allow more living things to survive.
C) Unlike tropical rain forests, tundra biomes are cut off from oceans by ice, and so they lose access to a rich source of food
D) The tropical rain forest is not as supportive of predators as the tundra, which allows many more organisms of varying types to flourish

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