WorksheetsEarth Unit 1-3
Total questions: 25
Worksheet time: 16mins
Name
Class
Date
1.
How long does it take for the earth to revolve around the sun?
a)
226 Days
b)
365 Days
c)
3 months
d)
2 years
2.
What is the Geosphere?
a)
The upper mantle and the crust of the earth.
b)
Just above the atmosphere.
c)
A nickname for the moon.
d)
Earth's bodies of water.
3.
How many carnivores are in this food web?
a)
3
b)
6
c)
4
d)
2
4.
What keeps the Earth from falling towards the Sun?
a)
The North and South poles.
b)
The gravitational pull between earth and the moon.
c)
Earth's rotation and the sun's gravitational pull
d)
Atlas standing on the edge of earth while holding up the sky.
5.
Approximately how much energy is transferred to the consumer in the biomass pyramid?
a)
.5%
b)
8%
c)
10%
d)
25%
6.
Where do Earthquakes occur?
a)
Along the borders of the where land meets water.
b)
Along the trenches that border the continental plates.
c)
Only on land.
d)
Only in the oceans
7.
The diagram represents a pyramid of energy in an ecosystem. Which level would most likely contain organisms that do photosynthesis?
a)
A
b)
B
c)
C
d)
D
8.
How many layers does Earth have?
a)
4
b)
5
c)
7
d)
Earth does not have layers
9.
If the plant population decreased, the amount of carbon would _________.
a)
Stay the same
b)
Increase
c)
Decrease
10.
Which of the following is not a layer of Earth?
a)
Mantle
b)
Crust
c)
Outer Atmosphere
d)
Inner Core
11.
About how long does it take the Earth to rotate around one complete time?
a)
7 Hours
b)
12 Hours
c)
24 Hours
d)
60 Minutes
12.
What in the atmosphere protects us from solar rays?
a)
Lithosphere
b)
Ozone
c)
Rain
d)
Clouds
13.
In the carbon cycle, producers take in the gas __
a)
carbon dioxide
b)
oxygen
c)
nitrogen
d)
carbon monoxide
14.
What periodic element makes up the most of atmosphere?
a)
Nitrogen
b)
Helium
c)
Carbon
d)
Oxygen
15.
How much of the Earth is covered in water?
a)
70%
b)
71%
c)
78%
d)
79%
16.
What causes day and night cycles?
a)
mars
b)
seasons
c)
earths rotation
d)
moon phases
17.
What may happen if the snowshoe hare was removed from the food web pictured?
a)
The insects in the habitat would increase.
b)
The shrew population would decrease due to being only hawk food source.
c)
The willow tree population would decrease.
d)
Foxes would dies due to no food source.
18.
When the Earth is between the moon and sun, it is most likely a:
a)
new moon
b)
full moon
c)
waxing crescent
d)
waxing gibbous
19.
The Moon orbits Earth in a ________________ direction
a)
clockwise
b)
counterclockwise
c)
upwards
d)
downwards
20.
Why is the Equator warmest?
a)
Because it is closest to the sun.
b)
Because it receives the most direct sunlight
c)
Because no clouds form here.
d)
Because it is far from the sun
21.
When humans burn fossil fuels, most of the carbon quickly enters the as carbon dioxide.
a)
Water
b)
Atmosphere
c)
Sun
d)
Air
22.
What does not produce carbon dioxide?
a)
Photosynthesis
b)
Burning Fossil Fuels
c)
Animal respiration
d)
Plants decaying
23.
In this energy pyramid, which organisms have the most energy available?
a)
Producers
b)
Carnivores
c)
Herbivores
d)
Top Predator
24.
In an ecological pyramid, which type of organism always has the least amount of energy available?
a)
Producers
b)
Herbivores
c)
Carnivores
d)
Top Predator
25.
Members of a species in a defined area
a)
Ecosystem
b)
community
c)
biodiversity
d)
population
100 %
