Organisms & Environments

What can animals do if there is a drought?

• They might have to move.

• They might have to eat more.

• They might have to grow bigger or get smaller.

• They might have to sleep more.

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What are two examples of abiotic factors in an ecosystem?

• Plants and animals

• Sunlight and water

• Bacteria and fungi

• Cats and dogs

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How does a change in temperature affect an ecosystem?

• It can change the types of plants that grow there.

• It can make the animals bigger.

• It can make the animals smaller.

• It can make the animals change color.

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What is one way that animals help control how much plant and bacteria life there is in an ecosystem?

• By making sounds and singing songs

• By building nests and burrows

• By migrating to different places

• By eating plants and other animals

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What is one way that animals and plants in a tide pool have to adapt to survive?

• They have to be able to fly.

• They have to be able to live in both salt water and fresh water.

• They have to be able to survive when the water is high and when it's low

• They have to be able to eat rocks.

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How does the availability of sunlight affect the plants in an ecosystem?

• Sunlight makes plants move faster.

• Sunlight makes plants change color.

• Sunlight makes plants grow taller.

• Sunlight helps plants make food.

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How does the availability of water affect the animals in an ecosystem?

• Animals need water to swim.

• Animals need water to make nests.

• Animals need water to grow.

• Animals need water to drink.

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How do decomposers help plants get the nutrients they need?

• Decomposers break down dead things and release nutrients into the soil.

• Decomposers collect nutrients from the air.

• Decomposers eat plants and release nutrients.

• Decomposers make nutrients from sunlight.

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What is one way that animals in an ecosystem compete for food?

• Animals might make more food.

• Animals might hide their food.

• Animals might fight over food.

• Animals might share their food.

How does the temperature of an ecosystem affect the plants that grow there?

• Different plants grow best in different temperatures.

• Plants don't need temperature to grow.

• All plants grow best in warm temperatures.

• All plants grow best in cold temperatures.

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