Introduction to Ecosystems

Which of the following is not a major component of the earth's life-support system?

• unisphere

• atmosphere

• biosphere

• hydrosphere

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NGSS.MS-ESS2-4

High quality energy is constantly

• being made

• being recycled

• becoming low quality energy

• becoming matter

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NGSS.HS-PS3-4

Ecology is the study of

• how evolution formed populations

• how organisms interact with each other and the nonliving environment

• human impact on the environment

• the abiotic elements of the environment

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NGSS.MS-LS2-3

NGSS.MS-LS2-2

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Groups of different species living together in a particular place with a potential for interacting with one another is called a(n)

• organism

• community

• biosphere

• population

Which of the following is not a type of consumer?

• decomposer

• producer

• carnivore

• detritivore

The very necessary process of breaking down the dead bodies of organisms is a function of

• producers

• detritivores

• carnivores

• decomposers

All life is based on the power of the sun.

• True

• False

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NGSS.MS-LS2-3

NGSS.MS-LS1-6

A "trophic level" refers to the ability of an organism to survive outside the optimum range in a range of tolerance.

• True

• False

The larger the number of trophic levels in a food chain or web, the greater the accumulated loss of energy.

• True

• False

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Complex networks of interconnected food chains are

• food chains

• food webs

• trophic levels

• trophic chains

Tags

NGSS.MS-LS2-3