1 d Cold deserts are characterized by permafrostpermanently

d. Cold deserts are characterized by permafrost—permanently frozen soil.

Which of the following statements is false?

a.Boreal forests have only a few tree species.

b. Arctic tundra is very wet because water cannot drain down through the frozen soil.

c. Hot deserts have a richer and structurally more diverse vegetation than cold deserts.

d. Cold deserts are characterized by permafrost—permanently frozen soil.

Which of the following biomes has the greatest annual rainfall?

	a. Tropical rainforest
	b. Tropical deciduous forest
	c. Thorn forest and tropical savanna
	d. Temperate deciduous forest

Answer:

1). c. Hot deserts have a richer and structurally more diverse vegetation than cold deserts.

Due hot conditions, low precipitaiton and vegetation is poor in hot desert.

2). a. Tropical rainforest

Tropical rainforests can be characterized in two words: hot and wet. Mean monthly temperatures exceed 18 °C (64 °F) during all months of the year. Average annual rainfall is no less than 168 cm (66 in) and can exceed 1,000 cm (390 in) although it typically lies between 175 cm (69 in) and 200 cm (79 in).

1. d. Cold deserts are characterized by permafrost—permanently frozen soil. 2. Which of the following statements is false? a.Boreal forests have only a few tree

1 d Cold deserts are characterized by permafrostpermanently

Solution

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