1.1 Intro to Ecology: Independent Practice

The portion of the Earth in which all life exists is known as

• the climate stage

• the biosphere

• a population

• a biotic community

The organism in a pond and the physical factors influencing them best describes

• a population

• a biosphere

• an ecosystem

• a food chain

Tags

NGSS.MS-LS2-3

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Abiotic factors that affect the growth of grass in a lawn include

• bacteria and soil

• Earthworms and nutrients

• Moisture and minerals

• Fertilizer and decomposers

Tags

NGSS.MS-LS1-5

What abiotic factor affect the growth and survival of seaweed, small fish and sharks?

• Sunlight, temperature and minerals

• Sunlight, pH, and type of seaweed

• Number of decomposers, carbon dioxide and nitrogen

• Number of herbivores, carbon and food

Tags

NGSS.MS-LS2-3

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A group of red foxes inhabiting a given forest constitute a

• a population

• a community

• a biome

• biosphere

Which sequence shows increasing complexity of levels of ecological organization?

• Biosphere, Ecosystem, Community

• Biosphere, Community Ecosystem,

• Community , Ecosystem, Biosphere

• Ecosystem, Biosphere, Community

What does the diagram best represent?

• a population

• an ecosystem

• a community

• the biosphere

Tags

NGSS.MS-LS2-3

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A community in this aquarium consist of the

• plants and gravel

• Fish, water, snails

• fish, plants, snails

• water and gravel

Answer explanation

A community consist of ALL LIVING Organisms

Tags

NGSS.MS-LS2-3

The Amazon Rainforest is an example of a

• Biosphere

• Biome

• Population

• Species

All the populations of different species that interact in an ecosystem

• Population

• Species

• Community

• Ecosystem

Tags

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