Grade 3 - ECOSYSTEMS

What is an ecosystem?

• An area in nature that includes only living organisms

• An area in nature that includes both living and non-living organisms

• Groups of species

• An organism's home

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NGSS.K-ESS3-1

Which animal are you most likely to see in a forest?

• camel
• dolphin
• squirrel
• penguin

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All life requires air, food and water.  Which ecosystem will probably have the least amount of plant and animal life?

• forest 
• desert
• ocean
• rain forest

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NGSS.2-LS4-1

Why do very few plants grow in the desert?

• the soil is dry and it does not rain much there
• there is not enough animals
• there is too much rainfall
• the weather is too hot during the day and too cold at night

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Is our body an ecosystem?

• No

• Yes! Our body is home to many microorganisms

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What do we call the place where an animal lives?

• Home
• Habitat
• Community 
• Population 

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NGSS.K-ESS3-1

Plants use energy from ______ to make food.

• stars

• moon

• planets

• sunlight

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An animal that hunts and eats other animals for energy

• prey

• predator

• decomposer

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Which is one way humans can affect an ecosystem in a negative way?

• planting trees

• recycling paper

• cutting trees down

• planting a garden

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The role of an organism in its habitat.

• food chain
• Energy Pyramid
• Predator
• Niche

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NGSS.K-ESS3-1