Evaluate 6.12.A Biotic and Abiotic Factors in Ecosystems

Which of the following is considered a biotic factor?

• Temperature

• Sunlight

• Bacteria

• Humidity

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NGSS.MS-LS2-2

Which characteristic helps to identify a living thing?

• Ability to produce light

• Ability to grow

• Constant temperature

• Inability to change

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What does the prefix 'a-' in 'abiotic' signify?

• Without

• Air

• Life

• Water

Which of the following is an abiotic factor in a desert ecosystem?

• Cacti

• Birds

• Lack of humidity

• Scorpions

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NGSS.MS-LS2-3

What role do abiotic factors play in photosynthesis?

• They provide energy.

• They are the primary producers.

• They include sunlight and water.

• They offer physical support.

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NGSS.MS-LS1-6

How do biotic and abiotic factors interact in an ecosystem?

• They exist independently.

• Biotic factors consume abiotic factors.

• They interact to support life.

• Abiotic factors convert into biotic factors.

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NGSS.MS-LS2-3

Why are plants considered producers in a food web?

• They are at the top of the food chain.

• They convert abiotic factors into food.

• They produce oxygen.

• They consume other organisms.

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NGSS.MS-LS1-6

What is an example of an adaptation to an abiotic factor?

• A cactus storing water

• A bird building a nest

• A fish swimming upstream

• A hare changing fur color

What can cause a change in the chemical composition of soil?

• Wind

• Bacteria and fungi

• Sunlight

• Temperature

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NGSS.MS-LS2-1

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What impact can floods have on an ecosystem?

• Increase in sunlight

• Change in terrain

• Decrease in temperature

• Increase in biotic factors

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NGSS.MS-LS2-1

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