Mycorrhizae are found in about__________vascular plants?
Correct answer: B. 95%
- A. 90%
- B. 95%
- C. 98%
- D. 96%
Explanation
Mycorrhizal associations occur in about 95% of vascular plant species, with fungal hyphae improving mineral and water absorption in exchange for plant carbohydrates. Students may choose c because the association is extremely common, but the standard approximate figure is 95%.
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