Question

Which of the following is not a characteristic of the source of rivers and streams?

Answer 1

Explain how the conversion of wetlands to farmland has impacted streams and rivers.

Wetland reduction has caused a decrease in the absorption zones for excess water. If the excess water cannot be absorbed by the soil, it increases the incidence and magnitude of flooding.

Where is light penetration in a river or stream likely to be lowest?
a.
the source
b.
the mouth
c.
the middle portion
d.
none of the above

b.
the mouth

How do streams conserve biodiversity?
a.
they connect habitats
b.
they are confined by a bank and a bed
c.
they inhibit fish migration
d.
all of the above

a.
they connect habitats

Answer 2

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