Underwater Ecosystems

What is an ecosystem?

• A community of interacting organisms with their environment.

• A community of plants producing food while going through the process of (photosynthesis).

• A community of interacting insects with their environment.

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What are some causes (problems) that the underwater ecosystem goes through?

• Fishing

• Pollution

• Littering

• Climate change

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What are some biotic factors (living-things) and abiotic factors (non-living things) in the underwater ecosystem?

• Biotic: fish, whales

  Abiotic: Water, Rocks

• Biotic: lions, tigers

  Abiotic: Temperature

• Biotic: Deer, Gazelle Abiotic: Trees

• Biotic: Leaves

  Abiotic: Grass

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How do animals get energy in the underwater ecosystem?

• They depend on each other to survive (eat one another).

• They eat abiotic factors (non-living) things in the ecosystem.

• They get energy from the sun and bacteria.

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All animals in the underwater ecosystem are part of the food chain. When the food chains link together they form a

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What is a food chain?

• A food chain shows how animals depend on each other to survive.

• A food chain shows how animals interact with each other.

• A food chain show how animals eat plants to survive.

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How can we help underwater ecosystems?

• We can do more littering

• We should do nothing to stop climate change.

• We should cause more pollution so fish can die.

• We should try to clean up trash so the fish don't die.

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What are invasive species in the underwater ecosystem?

• Invasive Species are organisms that help the ecosystem.

• Invasive Species are organisms that don't belong in the ecosystem.

• Invasive Species are organisms that only SOMETIMES can hurt the ecosystem.

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Are invasive species always a problem in the underwater ecosystem?

• Yes

• No

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Which of the following is an example of a producer in the underwater ecosystem?

• Plants (seaweed)

• Fish

• Bacteria

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