Biodiversity Loss and Extinction

1.

Multiple Choice

20 sec

1 pt

This is the disappearance of a particular population from a given area, but not the entire species globally.

extinction

extirpation

evacuation

evaluation

2.

Multiple Choice

30 sec

1 pt

This is the extinction of a species one by one, not a sudden loss of many species

background extinction

mass extinction

fragmentation

biotic potential

3.

Multiple Choice

30 sec

1 pt

This classification of risk means that the species is at serious risk of extinction.

threatened

vulnerable

endangered

extinct

4.

Multiple Choice

20 sec

1 pt

The status of a "threatened species" means:

they are almost extinct

they are likely to become endangered

they are extinct

their numbers are increasing

5.

Multiple Choice

30 sec

1 pt

The living planet index

tracks species decline

lists all animal species in the world

describes exponential growth

6.

Multiple Choice

20 sec

1 pt

All of the following are causes for biodiversity loss, EXCEPT:

Habitat Loss

Invasive Species

Replanting trees

Pollution

7.

Multiple Choice

20 sec

1 pt

Forest clearing, farming, and road building are all examples of

Biodiversity

Population distribution

Habitat loss

Climate Change

8.

Multiple Choice

30 sec

1 pt

All of the following describe habitat fragmentation, EXCEPT:

Gaps form within a habitat

Patches of suitable habitat are surrounded by unsuitable habitat

Often a result of habitat loss

Increases the number of species

9.

Multiple Choice

20 sec

1 pt

The greatest cause of biodiversity loss today is

Pollution

Habitat loss and change

Climate Change

Invasive species

10.

Multiple Choice

30 sec

1 pt

All of the following affect biodiversity only in certain locations and times, EXCEPT:

Pollution

Invasive Species

Climate Change

Overharvesting

11.

Multiple Choice

30 sec

1 pt

What must all living things do in order for their species to survive?

become endangered

reproduce

become fossils

change

12.

Multiple Choice

30 sec

1 pt

The remains or trace of an organism that lived long ago is called...

fossil

species

extinct

endangered

13.

Multiple Choice

30 sec

1 pt

A group of living things that can mate with each other to produce offspring, or young is called

species

endangered species

fossil

extinct species

14.

Multiple Choice

30 sec

1 pt

Which event MOST LIKELY led to the extinction of the dinosaurs?

New predators for the dinosaurs appeared

An object from space crashed into Earth and the resulting dust blocked sunlight.

Pollutants were added to the environment

They left

15.

Multiple Choice

30 sec

1 pt

If a species in no longer found living on Earth it is

pollutants

extinct

species

endangered

16.

Multiple Choice

30 sec

1 pt

Harmful materials that people put into the environment are called

extinct

species

pollutants

fossils

17.

Multiple Choice

30 sec

1 pt

Something that is in danger of disappearing, or becoming extinct is called

species

endangered species

fossil

extinct

18.

Multiple Choice

30 sec

1 pt

A species becomes extinct when its members

die faster that they can reproduce

reproduce faster than they can die

depend on more than one resource food

have excess food supply

19.

Multiple Choice

30 sec

1 pt

Which is NOT a reason why species have become extinct?

A climate changed from warm to cold

An object from space crashed into Earth and produced dust that blocked sunlight

New prey for the species appeared

20.

Multiple Choice

30 sec

1 pt

Which event almost caused the bald eagle to become extinct?

An object from space crashing into Earth

The Carolina parakeet becoming extinct

The use of the pollutant DDT by people

Too many zoos

21.

Multiple Choice

30 sec

1 pt

Habitat loss has led to the death of many of the prey of Georgia's wood stork. As a result, the wood stork is in danger of becoming extinct soon and is said to be

endangered

migrating

hibernating

extinct

22.

Multiple Choice

30 sec

1 pt

Which statement is true?

Only human activities cause species to become extinct

Only natural events cause species to become

Both natural events and human activities can cause species to become extinct

23.

Multiple Choice

30 sec

1 pt

Events in ____________ can cause a species to become endangered or extinct. So can human activities.

space

nature

ground

school

24.

Multiple Choice

30 sec

1 pt

What is a species?

the place where an animal or plant lives

something a living thing does over and over again

a group of living things that can mate with one another

a living thing

25.

Multiple Choice

30 sec

1 pt

The orangutan is endangered because...

there are too many of them

the forests they live in are being cut down

they can find food easily

there are no more alive

26.

Multiple Choice

30 sec

1 pt

Which is not a reason that an animal might go extinct?

loss of habitat

pollution

excess food supply

hunting

27.

Multiple Choice

30 sec

1 pt

A bird called the dodo is extinct. That means there are____.

many living dodos

dodos alive in zoos

no more dodos

a few still alive

28.

Multiple Choice

1 min

1 pt

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

29.

Multiple Choice

1 min

1 pt

Which is LEAST LIKELY to push a species toward extinction?

a. Cutting down entire forest

b. Putting animals in a zoo

c. Polluting mountain streams

d. Introducing new species to an ecosystem with no known natural predator

30.

Multiple Choice

1 min

1 pt

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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