Wetlands Answers

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21
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What characteristic is important for plants found in saltwater wetlands?

A
tolerance to high temperatures
B
tolerance to salinity
C
a range of climate zones
D
all of the above
22
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Which of the following is not true of marshes, swamps, and bogs?

A
They can be seasonal or permanent.
B
They have very little groundwater.
C
They can be very important to migrating animals.
D
They are considered the most biodiverse ecosystems.
23

Which of the following factors is least influential in affecting the biodiversity of wetlands?

A
type of wetland
B
food abundance
C
high levels of nutrients
D
water abundance
25

Swamps can occur seasonally.

A
T
B
F
26

Which of the following is not characteristic of marshes?

A
shallow water
B
frequent floods
C
acidic groundwater
D
herbaceous plants
27

Small particles of organic material are called _______.

A
discharge
B
peat
C
detritus
D
brackish
28

Wetlands improve water quality by _______.

A
filtration
B
distillation
C
osmosis
D
all of the above
29

Saltwater wetlands are more likely to be inland, while freshwater wetlands are more likely to be close to coasts.

A
T
B
F

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Wetlands Answers — IC Sem B Environmental Systems