AP Bio Biodiversity

Biodiversity refers to

• extinct species
• the variety of species on Earth
• nonrenewable resources
• the rate of species decline

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Kudzu has overgrown many parts of southern Missouri and native ground plants have disappeared from the area. This is an example of:

• Parasitism between kudzu and the native plants
• A predator prey relationship between ground plants and kudzu
• Competition occurring between the native and invasive species
• Commesalism occurring between the kudzo and native plants

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What would be the most effective way for humans to reduce the loss of biodiversity?

• Freezing embryos of endangered animals in case of extinction

• Introducing non-native species into new areas

• Supporting the deforestation of the rainforest

• Creating large preserves in biodiversity hotspots

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Habitat fragmentation

• increases undesirable edge habitat

• decreases undesirable edge habitat

• increases desirable core habitat

• decreases desirable core and edge habitat equally

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Which is true of the location above?

• It has low species richness

• It has low species evenness

• It has high species evenness

• It has both low species evenness and richness

• None of these

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The main cause of biodiversity loss worldwide is

• extinctions

• invasive species

• pollution

• habitat destruction

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Protected areas linking isolated reserves is a design called

• buffer zone concept
• wilderness concept
• transition zone
• habitat corridors

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Ecosystem services

• are the processes by which life-supporting resources are produced.
• indicate the current state of the environment.
• are valued for their beauty.
• refer to abiotic features of the environment.

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What is the order of succession shown in this figure?

• A, B, C, D
• B, A, D, C
• C, D, A, B
• D, A, B, C

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Which of the following describes the importance of biodiversity to an ecosystem?

• a. People like to be able to see all the different plants and animals
• b. If there aren�t all the different species, there will be resources that aren�t being used
• c. Biodiversity is not as important as many people think
• d. Biodiversity can help minimize the effects of losing a species.

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