Life Science

Ants stroke the body of aphids, causing the aphids to release honeydew, which the ants carry back to feed their young. The ants guard the aphids and protect them from predators. This is...

• mutualism

• commensalism

• parasitism

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NGSS.MS-LS2-2

All energy transformations in an ecosystem begin with

• a scavenger
• the sun
• a decomposer
• a herbivore

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NGSS.MS-LS2-3

NGSS.MS-LS1-6

a deer population has significantly increased, the best hypothesis is 

• the deer's main predator has been eliminated
• competition increased
• decreased water levels of local ponds
• organisms that rely on similar food sources migrated to the area

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NGSS.MS-LS2-4

Which relationship describes predator/prey

• hawks and shrubs
• mountain lion and deer
• frogs and trees
• grasses and crickets

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NGSS.MS-LS2-2

NGSS.MS-LS2-4

Lichen which is made up of an algae and a fungus that grows together on a solid surface, such as a rock or tree is...

• Mutualism

• Commensalism

• Parasitism

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NGSS.MS-LS2-2

a system of food chains that shows the transfer of energy  is termed

• food web
• food chain
• prey
• predator

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NGSS.MS-LS2-3

an example of producer consumer relationship would be

• lion eating a deer
• grasshopper getting energy from grass
• hawk getting energy from snakes
• earthworm breaking down dead material

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NGSS.MS-LS2-3

NGSS.MS-LS2-2

An organism that needs to eat other organisms to obtain energy is known as a:

• Autotroph
• Producer
• Consumer
• Mutualist

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NGSS.5-LS2-1

Which biome has coniferous trees (which don't lose their leaves)?

• Taiga
• Temperate Forest
• Tundra
• Grasslands

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NGSS.4-LS1-1

An organism that uses sunlight to create its own food is known as a:

• Producer
• Heterotroph
• Consumer
• Decomposer

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NGSS.MS-LS2-3

NGSS.MS-LS1-6