Life Science - Ecosystems

An abiotic factor is one which

• Was never made of cells

• Is made of cells

• Is nonliving

• Is living

An abiotic facotor can affect ecosystems.

• False

• True

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A BIOTIC factor is one that

• Is NOT made of cells

• IS made of cells

• Is living

• Is not living

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An example of an abiotic factor is

• Dead log

• Hair in a hair brush

• Air

• Fingernail

Another example of an abiotic factor is

• Temperature

• Bugs

• A tree

• A steak

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An example of a biotic factor is

• Air

• Water

• Soil

• Bread

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What is the ONE characteristic that FOR SURE makes it a living thing?

• It grows and develops

• It responds to its environment

• It is made up of cells

• It gives off waste

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This is an example of "responding to its environment"

• a sunflower turns toward the sun

• a sunflower gives off gasses

• a sunflower has pollen to make more of its own

• a sunflower goes through photosynthesis

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This is an example of "giving off gasses"

• Sunflowers roots are very thick to support its height

• Sunflowers give off gasses and water they don't need

• Sunflowers are made up of different parts

• Sunflowers are made of pollen to make more of their own

An example of "made up of cells" is

• a sunflower turns toward the light

• a sunflower grows from a seed to a seedling to an adult

• a sunflower has very thick roots to support its height

• sunflowers are made up of different living parts

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