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WorksheetsScience 5th grade 5.9D
Total questions: 16
Worksheet time: 20mins
Name
Class
Date
1.
What do plants produce that we need to survive?
a)
Sunlight
b)
Oxygen
c)
Carbon Dioxide
d)
Sugar
2.
What do humans and animals breath out?
a)
Oxygen
b)
bubbles
c)
Carbon dioxide
d)
Air
3.
What is Carbon Dioxide?
a)
A gas produced by animals during respiration that plants use to make food, water, and oxygen.
b)
an aquatic plant
c)
gas or air in a liquid
d)
A gas produced by plants during photosynthesis that animals use for respiration.
4.
What is Elodea?
Elodea is a genus of aquatic plants often called the waterweeds described as a genus in 1803. Elodea is native to North and South America[2] and is also widely used as aquarium vegetation. It lives in freshwater.[3]The introduction of some species of Elodea into waterways in parts of Europe, Australia, Africa, Asia, and New Zealand has created a significant problem and it is now considered a noxious weed in these areas. An older name for this genus is Anacharis, which serves as a common name in North America.[4]
Elodea is a genus of aquatic plants often called the waterweeds described as a genus in 1803. Elodea is native to North and South America[2] and is also widely used as aquarium vegetation. It lives in freshwater.[3]The introduction of some species of Elodea into waterways in parts of Europe, Australia, Africa, Asia, and New Zealand has created a significant problem and it is now considered a noxious weed in these areas. An older name for this genus is Anacharis, which serves as a common name in North America.[4]
a)
A plant that lives in soil
b)
An animal
c)
An aquatic plant that lives in the ocean.
d)
An aquatic pant that spreads rapidly and lives in freshwater.
5.
What are bubbles?
a)
A gas that fish cause
b)
gas or air in a liquid
c)
air escaping
6.
What do plants keep for themselves?
a)
Sugar
b)
Salt
c)
Co2
d)
O2
7.
What happens when humans burn oil and other fuel
a)
All animals die
b)
Carbon dioxide is released into the atmosphere
c)
People get sick
d)
or you dont know
8.
If trees are burned down to clear a forest,additional_____is released in the burning process.
a)
carbon dioxide
b)
oxygen
c)
fossil fuels
9.
Why is the CO2 and O2 cycle considered to be a cycle?
a)
there is a exchange of gases
b)
the trees use it and trees are apart of all cycles
c)
there is a continuous exchange of gases
10.
when humans burn ____ carbon dioxide is released into the atmosphere.
a)
air
b)
oil
c)
water
11.
What feeds fire to make it burn better?
a)
Co2
b)
Oxygen
c)
Gas
12.
What happens when Co2 touches fire?
a)
Puts it out
b)
Makes it burn better
c)
Does nothing
13.
Is Co2 dangerous?
a)
Yes
b)
No
c)
Maybe
14.
What can put out flame?
a)
Oxygen
b)
Co2
c)
Gas
15.
What is H2o?
a)
Magma
b)
Air
c)
Water
d)
Gas
16.
What is O2?
a)
Gas
b)
Carbon dioxide
c)
Oxygen
d)
Solute
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