Ecology- Amoeba Sisters- Ecological Relationships

If the prey population increases, then the predator population ____.

• remains the same

• increases

• decreases

Tags

NGSS.MS-LS2-4

Why would predator population start to decrease if there are too many predators around?

• They would all be competing for the same prey and there might not be enough for all of them

• They would start to eat each other

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

True or False: An animal can be both a predator and a prey.

• False

• True

How do ant lions compete?

• They are after the same food.

• They participate in various track and field events

Tags

NGSS.MS-LS2-1

What does limiting mean?

• It means there is plenty of a given resource for all the organisms that need it.

• It means that there are not enough resources for all of the organisms that need it.

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NGSS.MS-LS2-1

NGSS.MS-LS2-4

True or False: Producers do not have competition with other organisms because they make their own food.

• False

• True

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Which is the abiotic (not living) from the image?

• leaves

• flowers

• sunlight

• grass

Tags

NGSS.MS-LS2-3

Which best describes parasitism 

• Both organisms harm each other

• One organism is harmed and the other is not.

Hookworm and fleas are both parasites because:

• They can live in or on a host and use their nutrients

• They both live in a host and give the host energy.

In mutualism one organism ____ themself and ____ another.

• benefits / has no effect on

• benefits / harms

• benefits / benefits