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Friday Science Quiz Prep
Friday Science Quiz Prep
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1
Nearly ___________ of the earth is covered by water.
two-thirds
one-third
three-fourths
one-half
2
Soil is a resource. Which best describes how humans use soil?
Humans use soil to grow crops.
Humans use soil for breathing.
Humans use soil for shelter.
Humans use soil for water.
3
The biosphere includes all of the _______________ things on Earth.
nonliving
living
the internet
robots
4
What is a potential effect of overfishing on the biosphere?
Disruption of food chains
More diverse marine life
Increased fish populations
Improved ocean health
5
How do you prevent accidental wildfires while camping in the forest. Select 3 that apply.
Use a lot of lighter fluid to make your campfire as big as possible.
Never leave your campfire unattended.
Throw your matches into the forest once you have lit your campfire.
Leave your campfire unattended.
Do not start a campfire during dry or windy conditions.
Always put out your campfire before you leave your campsite.
6
Name 3 things that you would find in Earth's biosphere.
humans
birds
water
rocks
7
Having lots of different plants and animals is called ___________.
biology
biodiversity
bio-feedback
eco-friendly
8
Ecosystems can be changed by natural events or by human actions. Which is not a natural event?
an earthquake
a forest fire started by lightning
pollution from a factory entering a river
a beaver building a dam in a river
9
___________% of the world is covered by water.
61%
71%
50%
25%
10
The best way to wipe out a species is to remove it from its natural ___________.
disasters
behavior
environment
selection
11
Which of the following is a way that the biosphere and the atmosphere interact?
Plants release oxygen into the air.
Plants use their roots to anchor into the soil.
Animals live at the bottom of the ocean.
Animals use caves as shelters.
12
How do plants contribute to the biosphere?
By consuming carbon dioxide
By producing oxygen
By absorbing water
By creating soil
13
Which of the following is a consequence of pollution in the biosphere?
Increased animal populations
Healthier ecosystems
Decreased water quality
More plant growth
14
The largest ecosystem in the world is the ___________.
desert
mountains
sea/ocean
rain forest
15
What is one way that animals impact the biosphere?
By pollinating plants
By producing carbon dioxide
By creating water sources
By consuming soil
