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Term 4 Week 8 Homework Task

Total questions: 20

Worksheet time: 19mins

Name
Class
Date
1.
Biodiversity refers to
a)
extinct species
b)
the variety of species on Earth
c)
nonrenewable resources
d)
the rate of species decline
2.
Sustainability refers to
a)
how many species are present in an ecosystem
b)
when a species goes extinct
c)
how long a species lives
d)
the ability to maintain ecological process over long periods of time.
3.
Which of the following is a fossil fuel?
a)
Wind
b)
Coal
c)
Solar
d)
Biomass
4.
 Energy from the sun is known as......... 
a)
hydroelectric energy
b)
geothermal energy
c)
solar energy
d)
wind energy
5.
Fossil fuels are classified as nonrenewable because they.......
a)
require expensive equipment
b)
take millions of years to replace
c)
can be found all over 
d)
provide all the energy we use
6.
Alternative energy is
a)
Generated by natural resources and is renewable
b)
man made
c)
nonrenewable
d)
not helpful to us in Texas
7.

What are examples of non-renewable resources?

a)

Oil, coal and solar energy.

b)

Gas, coal and water.

c)

Oil, gas and wind.

d)

Oil, gas and coal.

8.
Alternative energy is
a)
Generated by natural resources and is renewable
b)
man made
c)
nonrenewable
d)
not helpful to us in Texas
9.

Which of the below is an example of renewable energy?

a)

Oil

b)

Coal

c)

Solar

10.

What does renewable mean?

a)

to protect from loss

b)

able to be replaced

c)

to put money or resources toward something

d)

to move forward

e)

to increase to the greatest possible amount

11.

What does solar power use to get energy?

a)

Wind

b)

Water

c)

The Sun

12.
Your Ecological or Carbon Footprint is the ratio of 
a)
the amount of resources you use to the amount of resources available
b)
how many people there are on earth to how much space we have on earth
c)
people to cars
d)
robots available to robots needed
13.

Hydroelectricity is power through

a)

wind

b)

sun

c)

water

d)

Gas

14.
Which is NOT a way to decrease your ecological footprint?
a)
Eating less meat and processed foods
b)
Walking or biking to school
c)
Turning off electricity and water when you're not using it. 
d)
Driving a large car around for fun.
15.
About how many people does the world currently have?
a)
3 Million
b)
8 Billion
c)
4 Trillion
d)
12 Billion
16.

Which statement defines what sustainability is?

a)

Making sure everyone has access to all the resources they want

b)

Meeting the needs of everyone now so that they always have access to any resource that they want.

c)

Meeting the needs of populations now without compromising the needs of future generations

d)

Meeting the needs of populations now and those in the future.

17.

What does the phrase 'threatened species' mean?

a)

In danger of extinction

b)

Buying and selling of exotic animals and plants

c)

Plants and animals harmed

d)

Buying exotic pets

18.

What is true about sustainability?

a)

Having a small number of species increases biodiversity

b)

Sustainability is how organisms change over time

c)

Sustainability is how much rainfall and sunlight an ecosystem receives

d)

The more different types of species you have (biodiversity) the better an ecosystem can sustain itself

19.

Which of the following would cause biodiversity to DECREASE?

a)

Water

b)

Forest Fires

c)

Sunlight

d)

Producers

20.

Which of the following most likely supports the most sustainable ecosystem?

a)

The habitat with the greatest number of predators

b)

The habitat with the greatest variety of living things

c)

The habitat with the warmest average temperature

d)

The habitat with the greatest number of consumers