If Haustoria from the Fungal Partner Were to Appear Within

question 75

Multiple Choice

If haustoria from the fungal partner were to appear within the photosynthetic partner of a lichen, and if the growth rate of the photosynthetic partner consequently slowed substantially, then this would support the claim that ________.

• A) algae and cyanobacteria are autotrophic
• B) lichens are not purely mutualistic relationships
• C) algae require maximal contact with the fungal partner in order to grow at optimal rates
• D) soredia are asexual reproductive structures combining both the fungal and photosynthetic partners

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