Some companies advertise and sell mycorrhizae to home gardeners and commercial farms, claiming that the presence of mycorrhizae improves plant growth and survival. If the company conducted experiments on plants with and without mycorrhizae, which of the following results would support their claim?
A) smaller apple size in plants with mycorrhizae than in plants without mycorrhizae
B) increased production of corn ears in plants with mycorrhizae than in plants without mycorrhizae
C) increased need for fertilizer in plants with mycorrhizae than in plants without mycorrhizae
D) increased mortality in plants with mycorrhizae than in plants without mycorrhizae

Question

Quizplus · Accepted Answer

Increased production of corn ears in plants with mycorrhizae supports the claim that mycorrhizae improve plant growth and survival, as it indicates a positive effect on plant productivity.

Some Companies Advertise and Sell Mycorrhizae to Home Gardeners and Commercial