Course

Biology Science

Study Pack

Set 29 Fungi

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Question 1

(Short Answer)

Free
Figure 29.1
Figure 29.1   -Looking at Figure 29.1, draw a new graph that plots the percentage of plant species in the fossil pollen and spore record, and write a figure legend comparing it to the original figure.
-Looking at Figure 29.1, draw a new graph that plots the percentage of plant species in the fossil pollen and spore record, and write a figure legend comparing it to the original figure.

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Inverse of...

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Question 2

(Multiple Choice)

Free
Why are mycorrhizal fungi superior to plants at acquiring mineral nutrition from the soil?

A) Fungi secrete extracellular enzymes that can break down large molecules.
B) Fungi can transport compounds through their mycelium from areas of surplus to areas of need.
C) Hyphae are 100 to 1000 times smaller than plant roots.
D) All of the above answers apply.

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Question 3

(Multiple Choice)

Free
It has been hypothesized that fungi and plants have a mutualistic relationship because fungi provide critical nitrogen for the plants' use. How do we know this happens?

A) When plants are associated with fungi, they can fix atmospheric nitrogen that has been tagged with a radioactive label.
B) Plants acquire more radioactive nitrogen when they are associated with fungi.
C) Radioactively labeled sugars in plants eventually find their way to their symbiotic fungi.
D) Radioactively labeled nitrogen shows up in fungi when they are symbiotic with plants.

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