Speciation and Extinction

What word do we use to describe a species which has no members still living?

• endangered

• extinct

Tags

NGSS.MS-LS4-1

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.HS-LS4-5

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

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

• threatened

• watch list

• stable

• safe

Tags

NGSS.MS-LS2-5

The most recent ancestral form or species from which two different species evolved is known as ________________________.

• a common ancestor.

• an embryonic stage.

• development.

• evolution.

Tags

NGSS.MS-LS4-2

When an organism completely dies out, it is called.....

• Adaption

• Extinction

• Fossilization

• Mutation

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-1

What is the process by which new species arise from existing species?

• Natural selection

• Speciation

• Extinction

• Mutation

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

Which of the following is a mechanism that can lead to speciation?

• Genetic drift

• Habitat destruction

• Overhunting

• Climate change

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-5

What term describes the complete disappearance of a species from Earth?

• Endangerment

• Extinction

• Speciation

• Adaptation

Tags

NGSS.MS-LS4-1