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Science: Ecosystem Review Flashcards | StudBud
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Science: Ecosystem Review
Science: Ecosystem Review
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#ecosystems #school
Flashcards
14 cards
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Practice quiz
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Questions
14
Answers
1
What is an example of a biotic factor in an ecosystem?
air
tree
water
weather
2
What do producers use the sun's energy for?
To make their own food.
Nothing, the sun doesn't help them.
Only consumers use the sun to make their own food.
3
What are consumers?
organisms that cannot produce their own food
Organisms that break down dead things
Organisms that produce there own food
4
Natural disasters, that cannot be prevented, which cause ecosystems to change include...
hurricanes
oil spills
tornados
trash in the ocean
5
Nitrogen and oxogen make up most of Earth's atmosphere.
true
false
6
What is an immediate effect on a ecosystem?
An entire forest being cut down
The seasons changing
A new housing development being built
Rocks being broken into soil
7
What is a food web made of?
Where a spider stores its food
air, sunshine, and water
producers, consumers, and decomposers
8
What do decomposers do?
They dont do anything.
They eat plants
They produce and consume.
turn dead organisms back into energy for producers.
9
Aboitic factors include.....
all living factors in an ecosystem.
producers, consumers, and decomposers.
all the nonliving or never lived factors in an ecosystem.
10
What is a habitat?
A place that provides an organism with all it needs to live
food webs that contain animals
consumers are organisms
A plant that makes energy
11
Is a owl a consumer?
Yes
No
12
What is the difference between a food chain and a food web?
A food chain includes multiple food webs
A food web includes multiple food chains.
A food chain follows the flow of energy through one path.
There is no difference.
13
What do valcanoes put into the air when they erupt?
oxygen
carbon dioxide
helium
nitrogen
14
Some events that cause ecosystems to change, can be prevented like...
earthquakes
cutting down forest
pollution
floods
