Ecosystems

What is a habitat?

• A group of organisms that share most characteristics and can breed with one another

• The place where an organism lives

• All organisms of a species that live in the same place at the same time

• All of the populations that live in an area at the same time

All organisms of a species that live in the same place at the same time is called

• species

• predation

• population

• habitat

Living parts of an ecosystem are called...

• species

• abiotic factors

• biotic factors

• population

Non-living parts of an ecosystem are called..

• biotic factors

• abiotic factors

• competition

• niche

Tags

NGSS.MS-LS2-3

Examples of heterotrophs are....

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Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-1

Examples of autotrophs are...

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Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

What percentage of energy is passed from one trophic level to the next trophic level?

• About 25% of the energy is passed to the next trophic level.

• Only about 10% of the energy at one level is passed to the next.

• About 50% of the energy is passed

• 50% of energy is passed from one trophic level to the next

Tags

NGSS.MS-LS2-3

True or False Heterotrophs make their own food.

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Tags

NGSS.MS-LS2-3

____________________ is the number of individuals of a species that an ecosystem can support

• Carrying Capacity

• Competition

• Species

• Ecosystem

Tags

NGSS.MS-LS2-1

Parasitism -

• One species benefits and the other is not harmed

• Both species benefit

• One species benefits and the other is harmed

• is a close relationship between two different species of organisms living together

Tags

NGSS.MS-LS2-2