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Biodiversity Review

Total questions: 17

Worksheet time: 9mins

Name
Class
Date
1.

The prefix bio- means

a)

cereal

b)

Dr. Pepper

c)

Happy

d)

life

2.

Living or once-living organisms in an ecosystem are _________________ factors.

a)

abiotic

b)

biotic

c)

decomposer

d)

ecosystem

3.

Non-living elements in an ecosystem are called _________________

a)

stable

b)

biotic

c)

abiotic

d)

different

4.

The variety of organisms within an ecosystem and biome.

a)

organism

b)

ecosystem

c)

biome

d)

biodiverse

5.

The ability of an environment to meet the needs of an organism.

a)

ecosystem

b)

sustainability

c)

biodiversity

d)

abiotic

6.

The lower the biodiversity, the _________.

a)

higher the sustainability

b)

lower the sustainability

c)

negligible impact it makes on the ecosystem.

7.

The higher the biodiversity, the _________.

a)

higher the sustainability

b)

lower the sustainability

c)

less stable the ecosystem

8.

How does pollution impact the sustainability of an ecosystem?

a)

sustainability will decrease

b)

sustainability will increase

c)

sustainability will remain the same

9.

What is an invasive species?

a)

When an animal is new to the environment and has a positive impact.

b)

When an animal is new to the environment and has no impact.

c)

When an animal is new to the environment and has a negative impact.

10.

The Burmese python is an invasive species to the Everglades in Florida and is known to attack alligators. What impact does the invasive species have on alligators?

a)

The alligator population increased.

b)

The alligator population decreased.

c)

The alligator population was not impacted.

11.

The greater the variety of species, the ______________ the ecosystem.

a)

less sustainable

b)

less diverse

c)

weaker

d)

healthier

12.

What are the 3 components of biodiversity?

a)

ecosystem diversity, species diversity, genetic diversity

b)

habitat loss, invasive species, population growth

c)

ecosystem diversity, species diversity, invasive species

13.

The role (job) an organism plays in the environment, such as an organism's role in a food web

a)

Competition

b)

Niche

c)

Habitat

d)

Resource

14.

the general place (location) where an organism lives which consists of physical and biological resources

a)

Ecosystem

b)

Biome

c)

Population growth

d)

Habitat

15.

Why is Food Web B less sustainable than Food Web A?

a)

There is a smaller population in food web B.

b)

There are less organisms that can fulfill the same niche (role) in food web B than food web A.

c)

There are more organisms eating producers in food web B than food web A.

16.

Does introducing a new species have an impact on an ecosystem's biodiversity?

a)

A new species introduced to an environment can impact the ecosystem's biodiversity.

b)

A new species introduced to an environment will not impact the ecosystem's biodiversity.

17.

What information does this data support?

a)

As the alligator population decreased, the ecosystem was better able to remain balance.

b)

As the alligator population increased, the ecosystem was better able to remain balanced.

c)

There is no relationship between the biodiversity of the alligator population and their ability to resist the growth of invasive python species.