Ecosystems Review

How would you assess yourself on our Ecosystems Test?

• UNNOWN

  "I have no idea about the test."

• UNCERTAIN

  "I hope I pass."

• PROFICIENT

  "I will pass this!"

• EXPERT

  "I will definitely pass!"

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This is a POND ECOSYSTEM.

Which living organisms can be found in the pond?

• dragonfly and tall trees

• seaweeds and rocks

• frogs and algae

• tadpoles and seaweeds

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DECOMPOSERS break down dead organisms to recylce nutrients in an ecosystem.

What is NOT an example of a decomposer?

• vultures

• bactera

• fungi

• plants

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Why are DECOMPOSERS important in nature?

• they eat other living things and balance the system

• They produce the energy needed for the ecosystem.

• They remove diseases in the ecosystem.

• They recycle nutrients back to the ecosystem, thus balancing the ecosystem.

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Which ecosystem is mostly similar to the ocean ecosystem due to the type of water (saltwater)?

• Rivers

• Pond

• Estuary

• Lake

Which characteristic uniquely describes a Rainforest Ecosystem?

• It receives more water in the form of precipitation year after year.

• It grows small producers only.

• It receives little water for long periods of time.

• It has the lowest temperatures during winter.

How do the trees in a Deciduous Forest ecosystem adapt to survive?

• They adapt to the change of the seasons by growing more leaves.

• They adapt to the change of the seasons by losing their leaves.

• The trees adapt ot the change of the seasons by absorbing more sunlight.

• The trees adapt to the change of the seasons by dying.

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In a food chain, where do we find the producers?

• At the end of the food chain

• in the middle of the food chain

• at the beginning of the food chain

• at the bottom of the pyramid

Which orgnanism or living thing is a consumer?

• sunflower

• mushroom

• bee

• pine tree

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What is the best description of a producer in an ecosystem?

• They are the animals that eat plant

• they are mainly green plants in both aquatic and terrestrial ecosystem

• they are just grasses

• they are just algae

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