Ecology 1

What is the difference between biotic and abiotic?

• Biotic are non-living things
• Abiotic are living organisms
• Biotic is life,
  Abiotic is non-living
• Biotic is non-living, Abiotic is living

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What does biodiversity mean?

• Only one species in an area.
• The different amount of species in an area
• All abiotic life
• Nitrogen fixation

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Which option is abiotic?

• Plants
• Bacteria
• Water
• Fungi

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Which option is abiotic?

• Plants
• Rocks
• Animals
• Fungi

A drought has hit this grassland biome. How will this effect the rabbit population?

• The rabbits will increase in number.
• The rabbit population will stay the same.
• The rabbit population will decrease.
• The rabbit population will become extinct immediately.

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In this tundra food web, if grasses were removed what would happen to the sustainability of the ecosystem?

• There would be an overpopulation of arctic hares and lemmings.
• Polar bears would move to a new ecosystem
• The ecosystem would collapse because it lost its main producer
• Wildflowers would die out from the ecosystem

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NGSS.MS-LS2-3

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There are very few of a species left and it could become extinct.

• Endangered

• Threatened

Temperature, light, air, water, and soil are all  _____  parts of the environment

• alive
• biotic 
• abiotic
• living

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NGSS.MS-LS2-3

Is a weather an abiotic or biotic factor? 

• abiotic
• biotic

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NGSS.MS-LS2-3

A living or once-living organisms in an ecosystem is a

• population
• biotic factor
• abiotic factor
• community

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