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Name
Score
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15
×
Biodiversity refers to the variety of living things in an ecosystem.
False
True
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15
×
_________is when different species compete for the same limited resources.
Decomposers
Competition
Parasitism
Mutualism
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15
×
Which is NOT a type of terrestrial ecosystem?
Forest
Desert
Ocean
Grassland
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15
×
An ecosystem includes only living organisms such as plants and animals.
True
False.
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×
seesaw
Swap points!
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star
Double points!
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×
gift
Win 15 points!
Okay!
×
thief
Give points!
5
10
15
20
25
15
×
What is the coldest ecosystem on Earth?
Rainforest
Grassland
Tundra
Desert
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monster
Reset all scores!
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rocket
Go to first place!
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×
rocket
Go to first place!
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×
banana
Go to last place!
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15
×
Which relationship benefits both species?
Commensalism
Parasitism
Competition
Mutualism
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15
×
What is the role of decomposers in an ecosystem?
They break down dead organic matter
They produce their own food
They eat only plants
They hunt other animals
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15
×
Mutualism is a relationship in which one species benefits while the other is harmed.
False
True
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×
monster
Reset all scores!
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rocket
Go to first place!
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×
rocket
Go to first place!
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×
lifesaver
Give 25 points!
Oops!
15
×
_________ ecosystems include rivers and lakes.
Freshwater
Desert
Forest
Marine
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15
×
A food chain shows how energy moves through an ecosystem from producers to consumers.
True
False
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15
×
The relationship in which one species benefits while the other is harmed is called_________.
Carnivore
Commensalism
Mutualism
Parasitism
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15
×
What are the physical components of an ecosystem?
Sunlight, air, water, soil, and temperature
Animals, plants, and microorganisms
Food, water, and shelter
Humans, animals, and plants
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15
×
A food chain starts with _________, which make their own food through photosynthesis.
Consumers
Decomposers
Producers
Sunlight
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