Extinction

According to most scientists, what is the ultimate cause of most mass extinctions?

• overhunting

• evolution of new species to replace old ones

• major change in environment due to extreme natural events

• asteroid impact

Tags

NGSS.MS-LS4-1

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

Tags

NGSS.MS-LS4-1

Which of the following species is extinct?

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

Tags

NGSS.MS-LS4-1

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

• competition
• reproducing
• habitat loss
• overhunting

Tags

NGSS.HS-LS4-5

Why do scientists think that NOT ALL dinosaurs died in the Cretaceous extinction?

• They have photographic evidence

• Because birds are still living today

• A zoo in California has a living dinosaur

• Birds are descendants of dinosaurs

• Only non-birds went extinct.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

What to carnivores eat?

• Meat

• Plants

• Plants & Meat

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

• endangered

• not lucky

• extinct

• in a jam

Tags

NGSS.3-LS4-3

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

• forever

• until next week

• for 5 years

• to sleep

Evidence of an animal or plant that lived a long time ago on Earth is called a ________.

• fossil

• tiger

• extinct

• endangered

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

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

• threatened

• cuddly

• sleeping

• fossil

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4