One Reason Lichens May Live for Hundreds of Years Is

question 6

Multiple Choice

One reason lichens may live for hundreds of years is that

• A) they reproduce by spores.
• B) they are completely independent of photosynthesis for their nutrition.
• C) they have in their thalli gelatinous substances that aid in resisting drying.
• D) they are able to parasitize trees and other plants.
• E) they occur in a wide variety of forms.

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