Ecology Test 2 Remediation

What does biodiversity mean?

• Only one species in an area.
• The different amount of species in an area
• All abiotic life
• Nitrogen fixation

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NGSS.MS-LS2-5

A drought has hit this grassland biome. How will this effect the rabbit population?

• The rabbits will increase in number.
• The rabbit population will stay the same.
• The rabbit population will decrease.
• The rabbit population will become extinct immediately.

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NGSS.MS-LS2-4

NGSS.MS-LS2-1

Brown trout consume (eat) more tadpoles when the fly larvae reduce in number (decrease).  This proves...

• The dependence of organisms and biodiversity in an ecosystem
• Diversity increases as organisms decrease
• Losing an animal is good for ecosystems
• Changes in ecosystems create new organisms

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NGSS.MS-LS2-4

NGSS.MS-LS2-1

NGSS.MS-LS2-2

What type of succession is shown going from figure A to figure B?

• primary succession
• eutrophication
• secondary succession
• intermediate

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NGSS.MS-LS2-4

NGSS.MS-LS2-2

Succession that occurs in an area with NO SOIL

• ecological succession 
• primary succession 
• secondary succession
• pioneer speciles

How would the biodiversity of this ecosystem be affected if the lantern fish disappeared?

• The ocean sunfish population would increase.
• The large shark population would die out.
• The squid would die out.
• There would be no change.

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NGSS.MS-LS2-4

NGSS.MS-LS2-1

Biodiversity is the variety of ________ in a community.

• genes
• population
• species
• community

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NGSS.MS-LS4-4

After a volcanic eruption, lava covers the land. What is the order that plants grow to repopulate the area?

• Lichens → Shrubs → Grasses → Trees
• Lichens → tree → shrubs→Grasses
• Grasses → Lichens → Shrubs → Trees
• Lichens → Grasses → Shrubs → Trees

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NGSS.MS-LS2-4

NGSS.MS-LS2-3

1.  Which of these could increase average global temperatures? 

• A.  increased use of fossil fuels 
• A.  increased ocean plants 
• A.  decreased carbon dioxide emissions 
• A.  increased numbers of animal species

Which event is the best example of competition between species in a pond?

• dragonflies landing on lily pads
• lizards and snakes lying in the sun
• hawks eating mice
• frogs and toads eating flies

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NGSS.MS-LS2-2