Refer to the Table Below

question 84

Multiple Choice

Refer to the table below.Fauna groups A-D are populating an island.They have the dispersal abilities shown,and they are either strongly affected or little affected by similar species already present on the island.If strongly affected,their extinction rate rises;if not strongly affected,extinction rate does not change.Which group of fauna would most likely maintain the largest number of species on the island,assuming all other factors are equal?

• A) Fauna group A
• B) Fauna group B
• C) Fauna group C
• D) Fauna group D
• E) All fauna groups equally

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Definitions:

Sori

Clusters of sporangia, often found under fern leaves, where the spores are produced.

Ferns

A group of non-flowering vascular plants that reproduce via spores and have leaves typically referred to as fronds.

Fronds

The leaf-like parts of ferns and some other plants, often large and divided into sections.

Homospory

Production of one type of spore that gives rise to a bisexual gametophyte. Compare with heterospory.