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Climate Change

Total questions: 35

Worksheet time: 20mins

Name
Class
Date
1.

What is the direct cause of rising sea levels?

a)

Melting Sea Ice

b)

Melting Land Ice

c)

Climate Change

2.
Which of the following is the best conclusion that can be made from this graph?
a)
atmospheric carbon dioxide levels have been decreasing since 1960
b)
Hawaii has a lot of carbon dioxide
c)
humans have been working hard to decrease carbon dioxide levels
d)
atmospheric carbon dioxide levels have increased steadily since 1960
3.

Which of the following have been changed or altered due to climate change ?

a)

droughts

b)

flooding

c)

melting of polar ice caps

d)

all of the above

4.

The main human activity that releases greenhouse gases is

a)

using public transportation and there by reduce the affects of greenhouse gases.

b)

burning fossil fuels

c)

texting on cellphones

d)

eating meat

5.

Which of the following is contributing to an INCREASE in carbon dioxide in the atmosphere?

a)

deforestation

b)

photosynthesis

c)

oceans

d)

all of the above

e)

the loss of animal species

6.
 What is the greenhouse effect?
a)
The warming of a planet due to trapped radiation.
b)
The cooling of Earth due to air pollution.
c)
The heating of a solid, such as a rock.
7.
What do humans do that releases greenhouse gases into the atmosphere?
a)
Burn fossil fuels (like gas and coal)
b)
Build cement buildings
c)
Ride bikes and use solar energy
d)
Compete in the Olympics
8.
T/F: Water vapor is a greenhouse gas
a)
True
b)
False
9.

An increase in the average temperature of the earth's atmosphere.

a)

Global Warming

b)

Deforestation

c)

Smog

d)

Overpopulation

10.
What are greenhouse gases?
a)
gases that cause climate change
b)
gases that emit green smoke
c)
gases that are used to make green colored glass
11.
The average temperature of the surface of Earth has increased approximately 1°C in the past century. Which reason best explains this increase in temperature?
a)
lower levels of ozone in the atmosphere
b)
lower levels of nitrogen in the atmosphere
c)
higher levels of carbon dioxide in the atmosphere
d)
higher levels of oxygen in the atmosphere
12.
Changes in temperature are expected to be greatest
a)
near the equator
b)
near the poles
c)
between the equator and the North Pole
d)
between the equator and the South Pole
13.
The main human activity that releases greenhouse gases is
a)
using bottled water
b)
burning fossil fuels
c)
texting on cellphones
d)
eating meat
14.
The main human activity that releases greenhouse gases is
a)
using bottled water
b)
burning fossil fuels
c)
texting on cellphones
d)
eating meat
15.
Some greenhouse gases are naturally present in the Earth's atmosphere
a)
True
b)
False
16.
Worldwide, temperatures have been increasing for more than 100 years.  Is this evidence of global warming?
a)
yes
b)
no
17.
Which of the following is contributing to an increase in carbon dioxide in the atmosphere?
a)
deforestation
b)
photosynthesis
c)
oceans
d)
all of the above
18.
Things you can do to help decrease global warming include:
a)
Eat more ice cream.
b)
Keep your freezer door open.
c)
Keep your air conditioner on high.
d)
Turn off your lights when you’re not using them.
19.

When carbon dioxide dissolves in water...

a)

the carbon and oxygen separate

b)

the oxygen bubbles out as gas

c)

it becomes carbonic acid

d)

the carbon separates and settles to the bottom

20.

Which of the following is NOT an example of a greenhouse gas.

a)

water vapor

b)

oxygen gas

c)

carbon dioxide

d)

methane gas

21.

Greenhouse gases trap

a)

ultraviolet radiation

b)

visible light radiation

c)

wave radiation

d)

infrared radiation

22.

Climate change could cause an increase in sea level of up to _____ feet. by 2100.

a)

1.5 feet

b)

3 feet

c)

4.5 feet

d)

6.5 feet

23.

The majority of future sea level rise will be due to which of the following?

a)

melting of ice in the ocean

b)

thermal expansion of the ocean

c)

melting of ice on land

d)

increased rainfall

24.
When humans burn fossil fuels, most of the carbon quickly enters the                       as carbon dioxide.
a)
Water
b)
Atmosphere
c)
Sun
d)
Air
25.
Which one of these does not add CO2 to the atmosphere?
a)
cooking with gas
b)
planting trees
c)
burning wood
d)
riding in a bus
26.
What does not produce carbon dioxide?
a)
Photosynthesis
b)
Burning Fossil Fuels
c)
Animal respiration
d)
Plants decaying
27.
How do living organisms return carbon to the atmosphere in the carbon cycle?
a)
respiration and photosynthesis
b)
 decomposition and respiration
28.
In the carbon cycle, producers take in the gas __
a)
carbon dioxide
b)
oxygen
c)
nitrogen
d)
carbon monoxide
29.
All of the carbon in existence is continually recycled in the carbon cycle
a)
True
b)
False
30.
Organisms that do not decompose can be buried and become what?
a)
water
b)
nutrients
c)
air
d)
fossil fuels
31.
If the plant population decreased, the amount of carbon would _________.
a)
Stay the same
b)
Increase
c)
Decrease
32.

Which is a true statement?

a)

Humans depend on oxygen, plants depend on carbon dioxide

b)

Plants produce carbon dioxide

c)

Humans depend on carbon dioxide, plants depend on oxygen

d)

Humans don't depend on plants for the air they need

33.
if there is a fire in a forest, there will be less _ in the environment?
a)
nitrogen
b)
oxygen
34.
oxygen is a gas produced by _ and used by  _ 
a)
plants and animals 
b)
photosynthesis and carbon dioxide 
c)
animals and plants 
d)
carbon dioxide and photosynthesis
35.
Which of the following removes carbon from the atmosphere?
a)
Combustion
b)
Respiration
c)
Photosynthesis
d)
Death

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