Climate and Change in Ecosystems Answers

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Climate warming trends allow plant and insect species to inhabit larger ranges.

A
T
B
F
2
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How does change to an ecosystem that results in succession benefit the ecosystem?

A
it leads to an increased level of biodiversity
B
it leads to decreased productivity
C
it ends symbiosis between organisms
D
it allows ecosystems to operate independently of each other
3

Ecosystems change when _______.

A
living components of an ecosystem change
B
nonliving components of an ecosystem change
C
their stability is disrupted
D
all of the above
4

What effect can fertilizer runoff have on an aquatic ecosystem?

A
increased plant growth leading to a decrease in fish populations
B
increased plant growth leading to an increase in fish populations
C
decreased plant growth leading to a decrease in fish populations
D
decreased plant growth leading to an increase in fish populations
5

Environmental factors can cause various changes in ecosystems. Which of the following would most likely have the greatest lasting effect on an ecosystem?

A
a seasonal excess of fertilizer runoff
B
a disease among a population
C
change to the landscape from construction
D
seasonal drought
6

Habitat change can occur through natural causes.

A
T
B
F
7

What is a possible consequence of climate change to species that have a narrow temperature tolerance range?

A
extinction
B
decreased population
C
changes in migratory patterns
D
all of the above
8

How do the benefits of natural change to ecosystems compare to the disadvantages?

A
The benefits are outweighed by the disadvantages.
B
The benefits outweigh the disadvantages.
C
The benefits are equal to the disadvantages.
D
There are no disadvantages to natural change in ecosystems.
9

Due to the increase in global temperatures, the range of plants and insects is increasing. The negative impact is that they now affect the local organisms in the area and are referred to as

Answer not available
10

Climate changes can produce various effects in ecosystems. Which of the following is a way that marine ecosystems can be affected by climate warming trends?

A
decreased ocean acidity
B
increased populations of fish
C
decreased levels of carbonate
D
all of the above

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Climate and Change in Ecosystems Answers — FHS…