Which of the Following Statements About Biomes, the Major Terrestrial

Multiple Choice

Which of the following statements about biomes, the major terrestrial ecosystems covering the Earth, is true?

A) Each of the 10 major biomes is restricted to just one or two continents.
B) The major factors affecting the distribution of biomes are wind and sunlight.
C) Most natural biomes are unaffected by human activity.
D) Fire is very important in some biomes.