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WorksheetsInteractions in the Environment Review
Total questions: 30
Worksheet time: 27mins
Which is NOT a level of an ecosystem?
Decomposer
Producer
Scavenger
Consumer
Producers use (a) elements to make their own food.
Energy is stored in plants in the form of what? (pick 2)
Sugar
Stem
Flour
Starch
Soda
Plants produce this as waste.
Oxygen
Carbon Dioxide
(a) are organisms that eat other organisms. (plural)
Which of these is not a type of consumer?
omnivore
herbivore
Plants
carnivore
Scavengers are part of what type of consumer?
carnivores
herbivores
Omnivores
Herbivores eat plants
Carnivores eat meat
Omnivores eat _______
just plants
just meat
plants and meat
nothing
What do detrivores do?
feed on dead
organisms and waste
break down organisms to simple substances
create nutrients for producers to use
Feed on living
organisms and waste
ALL energy in the food chain comes from the (a)
The transfer of energy goes...
Sun -> consumers -> producers -> decomposers
Producers -> sun -> consumers ->decomposers
decomposers -> sun -> producers -> consumers
Sun -> producers -> consumers -> decomposers
What does the arrow in this picture represent?
(a)
A food chain is always...
Linear
A Cycle
one size
A food chain always ends with...
The sun
A consumer
A producer
True or False: The amount of links on a food chain are always the same.
True
False
Food webs show lots of food (a) (plural) put together.
What might happen if a link was taken out of a food chain?
See picture for example.
Food chains and food webs show the transfer of
Time
Heat
Light
Energy
In an energy pyramid, energy travels from the ___________ to the __________
Bottom to the top
Top to the bottom
Left to the right
Right to the left
There are (a) (more/less) organisms at the bottom of an energy pyramid.
There is ____ energy at the bottom of an energy pyramid
Some
More
Less
None
As we go up the energy pyramid the amount of organisms (a) .
(increases/decreases/maintains)
Why do the number of organisms decrease as we move up an energy pyramid?
What type of system is the earth?
(a)
What is meant by a "cycle"?
Simple Substances are also known as
Micro-organisms
Organisms
Nutrients
Species
Detrivores and Decomposers act as ________
reducers
reusers
repairers
recyclers
The carbon cycle is part of what type of environmental relationship
Mutualism
Predation
Competition
_____________ are decaying organisms that are far underground.
evaporation
rotting materials
runoff
fossil fuels
Greenhouse gasses have positive and negative effects.
True
False
