A Scientist Studied the Major Plants in Two Different Sites

Multiple Choice

A scientist studied the major plants in two different sites within a biome. He found many similarities in the plants in these two sites, including their growth forms and physiological responses. They were also very similar in their taxonomic classifications, with many being in the same genus. These similarities suggest that

A) the two sites are on the same continent.
B) the two sites are on different continents.
C) plants in a single biome are similar in all ways.
D) physical environment is more important than climate in defining biomes.