AP Biology Extinction

Which of these describes a species that has become extinct?

• fewer members of the species are dying than being born
• more members of the species are dying than being born
• very few members of a species are alive
• all members of a species have died

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NGSS.MS-LS4-1

Which of the following species is extinct?

• woolly mammoth
• giant panda
• bald eagle
• green sea turtle

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NGSS.MS-LS4-1

Which of the following is NOT a reason a species may become extinct?

• competition
• reproducing
• habitat loss
• overhunting

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NGSS.MS-LS4-1

Suppose a pond dries up. What will most likely happen to the fish that lived there?

• They will learn to live on land.
• They will move to another pond.
• They will learn to breathe air.
• They will not survive.

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Species that are in danger of becoming extinct are called __________.

• endangered

• not lucky

• extinct

• in a jam

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NGSS.MS-LS4-1

When a plant or animal becomes extinct, it is gone _______.

• forever

• until next week

• for 5 years

• to sleep

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A ______________ species is on its way to becoming endangered or extinct.

• threatened

• cuddly

• sleeping

• fossil

Humans are causing extiction in which ways?

• By over hunting animals for food or products.
• By destroying the natural habitat of species.
• By polluting the environments of the world.
• All of the above.

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What is a mass extinction?

• When all the species in a particular area on earth suddenly go extinct
• When multiple species from all over the earth suddenly go extinct 
• When one species goes extinct due to habitat changes
• When all life on earth is wiped out 

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NGSS.MS-LS4-1

What is one of the main threats to tigers?

• Human impact

• deers are becoming extinct

• global warming

• the grass is dying

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