Test: Organisms and Environments_Life Cycles

What is an organism?

• An individual plant or animal.

• The living things in an ecosystem.

• When an animal begins it's time on Earth.

• The stages of an organism's life.

What is a life cycle?

• The lifespan of a non-living object.

• A single event in an organism's life.

• A life cycle is the sequence of stages an organism birth to death.

• Aging without any stages.

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NGSS.3-LS1-1

When an organism reaches adulthood, what will most likely happen?

• The organism will continue to grow and change.

• It might reproduce to create another organism.

• The organism will get smaller and weaker.

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NGSS.MS-LS1-4

When in the life cycle will a plant most likely die?

• After it spreads it seeds.

• After it germinates.

• After it reaches adulthood.

• During the seedling stage of its life cycle.

True or False. ALL animals are hatched from eggs.

• True

• False

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NGSS.MS-LS4-3

True or False. Humans do not have a life cycle like plants or animals.

• True

• False

At which stage does a chicken work to reproduce and lay more eggs?

• Egg stage

• Chick stage

• Embryo stage
• Adult stage

At which stage does a chicken grow and change quickly while learning about the world?

• Egg stage

• Embryo stage

• Chick stage

• Adult stage

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NGSS.MS-LS1-5

Which is NOT a stage in a sunflower's life cycle?

• Seedl

• Germination

• Flowering

• Photosynthesis

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NGSS.MS-LS1-6

The fluffy part in a dandelion are it's seeds. Then, after the plant reaches adulthood and flowers, the wind will often carry away the fluffy parts. What stage of the life cycle is that?

• Seed spreading

• Flowering

• Germination

• Seedling