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Which of the following BEST describes a savanna biome?

A. This biome is found in the equatorial region and has more biodiversity than any other terrestrial biome. The annual rainfall ranges from 125 cm to 660 cm with average temperatures ranging from 20-34°C. The high average temperature and rainfall provide diverse habitats for a wide variety of plants and animals.
B. This biome is grassland with scattered trees and tends to be found in parts of Africa and northern Australia. It is extremely warm, with average temperatures ranging from 24-29°C and has an annual rainfall of 51-127 cm. There is an extensive dry season that results in frequent fires, so few species are able to live there aside from scattered trees and herbaceous flowering plants. Plants in this biome have developed strong systems of roots to support regrowth after fires.
C. This is a very common biome found in mid-latitude regions. Temperatures range from - 30°C to 30°C, and it drops below freezing at least annually, so it is characterized by specific growing seasons in the warmer months.
Precipitation ranges from 75 cm-150 cm annually, and deciduous trees are the dominant plant with a few evergreen conifers, but there is far less diversity than many of the other biomes.
D. This biome has an annual rainfall ranging from 65-75 cm, and most of its rain comes in the winter. It tends to be found in California and along the Mediterranean Sea. The vegetation is dominated by shrubs that are adapted to constant fires, and since the summers tend to be very hot, plants are mostly dormant during that time. The ashes left behind after a fire serve to re-fertilize the land and maintain this biome.

1 Answer

4 votes

Answer:B

Step-by-step explanation:

B. This biome is grassland with scattered trees and tends to be found in parts of Africa and northern Australia. It is extremely warm, with average temperatures ranging from 24-29°C and has an annual rainfall of 51-127 cm. There is an extensive dry season that results in frequent fires, so few species are able to live there aside from scattered trees and herbaceous flowering plants. Plants in this biome have developed strong systems of roots to support regrowth after fires.

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