Resources in Ecosystems

Water is a Biotic Factor.

• True

• False

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Which of the following are Limiting Factors?

• Water

• Diseases

• Predators

• Food

• Temperature

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The number of organisms an ecosystem can support.

• Overpopulation

• Biotic Potential

• Natural Selection

• Carrying Capacity

Living or once living things

Answer explanation

Biotic

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All the living and nonliving things in an area is a ______

Things that can impact the population are called____________________

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List an Abiotic thing in this picture.

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List a Biotic thing in this picture.

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The Industrial Revolution began, light peppered moths were in the majority. What was rare in 1848 became common over the next fifty years. By 1900, the peppered moth populations in areas around English cities were as much as 98% dark moths. Why?

Answer explanation

Natural Selection-The trees became covered in dark soot therefore the light moths were no longer the ones best fitted to survive. Moth's adapted over time due to pressure of dying and mutations from chemical exposure.

Tags

NGSS.MS-LS2-4

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How can overpopulation impact other populations of animals?

• Less food Available

• Less Living Space Available

• Less Water Available

• All the Above

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