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WorksheetsCBA # 2 Review
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
According to the law of action-reaction, in which direction will the skateboard roll if the skateboarder slips to the right?
a)
Left
b)
Right
c)
Top
d)
Bottom
2.
Observe what happens in the picture. Choose an answer that explains why this happens?
a)
An object a rest tends to remain at rest.
b)
For every action there is and equal but opposite reaction
c)
An object in motion wants to remain in motion at the same speed and momentum
d)
The larger the mass the more gravity an object exerts.
3.
Look at the illustration. What process caused the formation of the image.
a)
The weathering of mountain rocks.
b)
The deposition of sediments by running water.
c)
The erosion of soil from riverbanks.
d)
Freezing and thawing of rocks
4.
What effect would weathering and erosion have on this landform?
a)
The elevation of the hill will decrease.
b)
The elevation of the hill will increase.
5.
Water expands when it freezes. What weathering effect will the freezing and thawing of ice have on rocks?
a)
Cracks will widen until rocks are broken into little pieces.
b)
Rocks will bond together and become bigger.
c)
This effect will cause erosion of sediment.
d)
This will cause chemical weatherin
6.
What is the biggest source of agricultural pollution
a)
fertilizer
b)
manure
c)
sulfates
d)
carbon dioxide
7.
What is the most damaging effect a hurricane has on an ecosystem.
a)
The creation of tornados
b)
The effect of high winds
c)
The effect of the storm surge.
d)
The effect of heavy rain
8.
What process(es) is responsible for the formation of canyons?
a)
Weathering and erosion caused by wind.
b)
Weathering and erosion caused by glaciers.
c)
Weathering and erosion caused by waves.
d)
Weathering and erosion caused by running water.
9.
Modern landfills are required to have liners and a series of pipes. What would probably happen if the landfill did not have these features.
a)
The landfill would stink.
b)
Pollutants from the landfill would seep into the soil and contaminate the groundwater
c)
Nothing would happen.
d)
The landfill would produce toxins that contaminate the air.
10.
Students want to determine if pesticides from a field will contaminate a nearby river. Where should the student test for pesticides?
a)
In the field
b)
At the edge of the field
c)
At a point on the river closest to the field.
d)
On a lake located miles from the field.
11.
Students want to determine if pesticides from a field will contaminate a nearby river. Where should the student test for pesticides?
a)
In the field
b)
At the edge of the field
c)
At the drainage ditch
d)
A spot on the river closest to the field.
12.
What structures do sharks have that dolphins do not, which allows sharks to extract oxygen from the water?
a)
dorsal fins
b)
Mouths with teeth
c)
Gills
d)
Blowholes
13.
Adaptations are characteristics that give and organism and advantage that increases their chances of survival. Birds have hollow bones which have less mass and allow for flight. Is this an internal or external adaptation
a)
Internal Adaptations
b)
External Adaptations
14.
Adaptations are characteristics that give and organism and advantage that increases their chances of survival. Birds have lungs with great capacity with allows for sustained breathing during flight. Is this an internal or external adaptation?
a)
Internal Adaptations
b)
External Adaptation
15.
Adaptations are characteristics that give and organism and advantage that increases their chances of survival. Birds have strong muscles that allows prolonged use during flight. Is this an internal or external adaptation
a)
Internal Adaptations
b)
External Adaptations
16.
Adaptations are characteristics that give and organism and advantage that increases their chances of survival. Birds have specialized feathers that allow for flight. Is this an internal or external adaptation
a)
Internal Adaptation
b)
External Adaptation
17.
What stimulus created this response in the plant?
a)
The plant responded to the stimulus of water.
b)
The plant responded to the stimulus of touch.
c)
The plant responded to the stimulus of gravity.
d)
The plant responded to the stimulus of light.
18.
What stimulus created this response in the plant?
a)
The plant is responding to light.
b)
The plant is responding to touch.
c)
The plant is responding to gravity.
d)
The plant is responding to water.
19.
What is causing the effect on the plant seen in the illustration.
a)
To much sunlight.
b)
A lack of water.
c)
To much water.
d)
A lack of sunlight.
20.
Stomata open to absorb carbon dioxide and release oxygen. What stimulus would cause a stomata to close.
a)
The plant is receiving to much air.
b)
A lack of sunlight the plant receives.
c)
An increase in water in the soil.
d)
A lack or decrease in water in the plant.
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