Question Detail

BIO 102 Objective Question

Question

In a mycorrhizal association, what does the fungal partner provide to the plant?
Options
A Products of photosynthesis and carbohydrates
B Water and minerals from the soil
Correct Answer
C Nitrogen fixation only
D Protection from all pathogens
Correct Answer

Option B is the correct answer.

Detailed Explanation

In a mycorrhizal association, the fungal mycelia use their extensive network of hyphae to channel water and minerals from the soil into the plant. In exchange, the plant supplies the products of photosynthesis to fuel fungal metabolism.

Hint

Think about what the extensive hyphal network is particularly good at absorbing from soil.

Question Info