Unit 3.1 Energy

The smallest unit of life that can sustain itself is called...

• an organism.
• the biosphere.
• a population.
• a community.

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A duck, a dragonfly, a morel mushroom and a bobcat are all examples of...

• organisms.
• populations.
• communties.
• ecosystems.

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Water temperature would be an example of ...

• a biotic factor.
• an abiotic factor.

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A place where an organism lives.

• Terrain
• Habitat
• Community
• Population

The role or function or job of a species in a community.

• habitat
• diet
• niche
• ecosystem

A collection of organisms that make up a community as well as all of the nonliving aspects of the environment.

• Population
• Community
• Habitat
• Ecosystem

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What are the biotic factors in this image?

• sunlight, elephants, and grasses
• sunlight, water,  and air
• elephants, plants, trees 

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What are the abiotic factors in this image? 

• water, sunlight, dirt, air
• birds and plants
• water, plants, and birds 

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What is it called when you have groups of different populations along with their abiotic factors?

• An organism
• A population
• A community
• An ecosystem

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What are groups of different populations living togther in the same place at the same time called?

• An organism
• A population
• A community
• A biosphere