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WorksheetsEcosystems
Total questions: 20
Worksheet time: 2hrs 31mins
Biotic factors are...
living things
non-living things
undead things
Abiotic factors are...
living things
non-living things
undead things
Some examples of biotic factors would be
trees
insects
bacteria
all of the above
Which of these is NOT an abiotic factor?
water
temperature
grass
soil
Which of the following is a biotic factor?
humans
bridges
roads
water
A place where living and nonliving things interact
population
community
ecosystem
nutrient cycle
Which diagram can show us the AMOUNT OF ENERGY that flows from producers to consumers?
Food chain
Web chain
Food pyramid
Algae makes its own food
True
False
The Edwards Plateau in Texas is home to armadillos, white tail deer, squirrels, and the blind salamander. What level of organization is described?
population
organism
community
ecosystem
How are deer and wolves classified?
as decomposers
as consumers
as carnivores
as producers
A student observes a small pond and notices green algae on the rocks. What is the role of algae in the pond ecosystem?
producer
consumer
omnivore
decomposer
In a food chain, foxes consume rabbits and mice. If the mouse population suddenly decreases but the rabbit population stays the same, what could happen to the number of foxes?
The number of foxes could decrease because they will eat fewer rabbits.
The number of foxes could increase because they will only have rabbits to eat.
The number of foxes could increase because they will compete less for available food.
The number of foxes could decrease because they will compete more for available food.
Which best describes the role of a producer in an ecosystem?
A producer supplies energy for the consumers in the ecosystem.
A producer supplies oxygen for the consumers in the ecosystem.
A producer supplies water for the consumers in the ecosystem.
A producer supplies light for the consumers in the ecosystem.
Primary consumers get their energy from the sun.
True
False
Which shows the trophic levels in order?
Primary Consumer,
Producer,
Tertiary Consumer,
Secondary Consumer
Producer,
Primary Consumer,
Secondary Consumer,
Tertiary Consumer
What is a food web?
A web made out of food
a system of interlocking and interdependent food chains.
The food an animal likes to eat.
Which food chain correctly describes the flow of energy in an ecosystem?
Grass>Cow>Human
Caterpillar>Leaf>Human
Cow>Grass>Human
Leaf>Bird>Caterpillar
Tertiary consumers are
Herbivores
Carnivores
Abiotic
Producers
