7. which land biome has the greatest diversity of plant species, and which has the least? a. grassland: most; tundra: least b. rain forest: most; taiga: least c. rain forest: most; tundra: least d. temperate forest: most; taiga: least

The correct answer is c.rain forest: most; tundra: least.

Explanation:

Rain forest is the forest that gets heavy and continuous rainfall due to which it supports a large diversity of plant species and animal species. It can be divided into tropical rain forest or temperate rain forest.

Rain forests of the world have nearly 50% of total plant species even after it spans only about 2% of the earth's surface.

Tundra biome is the coldest biome in our earth where big trees are nearly absent due to the hindered growth by low temperature although small vegetations are found in the tundra region.

So the correct answer is c.rain forest: most; tundra: least.

answer; i believe that the correct answer is (b) melosis; plz check first.good luck

answer; the above answer to the above statement is (true)