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WorksheetsProtect our Earth's Environment Mystery Science ecosystems day 6
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
What is oxygen's role in the environment?
a)
A type of solid that plants need to grow
b)
A type of gas that plants use to breathe
c)
A type of gas that animals use to breathe and that plants release
d)
A type of liquid that animals drink
2.
What is an algae bloom?
a)
A decrease in algae population
b)
A quick increase in the amount of algae growing in an area
c)
A type of plant
d)
A type of fish
3.
How is 'environment' defined in the text?
a)
Only plants in a particular place
b)
All the living and nonliving things in a particular place
c)
Only living things in a particular place
d)
Only nonliving things in a particular place
4.
What is a fertilizer?
a)
A type of bird
b)
A type of insect
c)
A type of fish
d)
A material that contains nutrients to help plants grow
5.
Why is it important to control fertilizer use to protect the environment?
a)
To promote the growth of healthy algae
b)
To decrease nutrient levels in the water
c)
To prevent harmful algae blooms and their negative impacts
d)
To increase algae blooms
6.
What is a nutrient?
a)
A substance that living things need to grow and stay healthy
b)
A type of gas that animals use to breathe
c)
A type of rock
d)
A type of metal
7.
How do algae blooms impact the environment?
a)
They decrease nutrient levels in the water
b)
They increase oxygen levels in the water
c)
They have no impact on the environment
d)
They can lead to fish kills due to lack of oxygen
8.
What are algae?
a)
Tiny insects in water
b)
Tiny living things in water that produce their own food
c)
Small rocks in water
d)
Microscopic animals in water
9.
In the context of environmental protection, what does 'disadvantage' mean?
a)
Something that is bad or reduces the chances of success
b)
Something that is good for the environment
c)
Something that is essential for the environment
d)
Something that is neutral for the environment
10.
What is runoff?
a)
A type of plant
b)
Water that stays stagnant in one place
c)
Water that moves across a surface, often carrying materials with it
d)
A type of animal
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