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WorksheetsEcology
Total questions: 16
Worksheet time: 16mins
Name
Class
Date
1.
Which one of the following is a biotic factor in the environment?
a)
The Sun
b)
A Branch
c)
Dirt
d)
The Moon
2.
What is the correct order of the levels of an ecosystem?
a)
Organism, Population, Community, Ecosystem
b)
Organism, Community, Population, Ecosystem
c)
Population, Organism, Community, Ecosystem
d)
Population, Ecosystem, Organism, Population
3.
Which of the following is not an example of the frog interacting with biotic factors?
a)
The frog swimming with the fish
b)
The frog swimming in the water
c)
The frog sitting on the lily pad
d)
The frog eating the snail
4.
Which element is essential for human life?
a)
helium
b)
hydrogen
c)
oxygen
d)
iron
5.
Which is an example of a biotic factor interacting with an abiotic factor?
a)
The sloth is caring for its babies
b)
The sloth is swinging in the tree
c)
The sloth is eating leaves
d)
The sloth is digging in the dirt
6.
Which of these best describes a population?
a)
A clownfish
b)
A school of clownfish
c)
Clownfish, sea anemones, crabs, eels, and blue tangs
d)
Clownfish, crabs, eels, blue tangs, water, sand, and salt.
7.
Which of these is NOT an example of a biotic factor interacting with an abiotic factor?
a)
A bear eating fish that it catches.
b)
A penguin sliding across the ice.
c)
A bird flying in the air.
d)
A white rabbit blending in the snow to hide.
8.
Which element is found in large amounts in both Earth's atmosphere and oceans?
a)
Helium
b)
Oxygen
c)
Silicon
d)
Calcium
9.
What is a community?
a)
All the members of one species in a particular area.
b)
A living thing.
c)
All the different populations that live together in an area.
d)
All the living and nonliving things in a particular area.
10.
An example of an abiotic factor interacting with a biotic factor in a desert environment is __.
a)
Rain water absorbing into the sand.
b)
A small cactus plant provides food for insects.
c)
A large tree provides homes for birds.
d)
A rock provides a warming spot for a lizard.
11.
An example of an abiotic factor interacting with a biotic factor in a desert environment is __.
a)
Rain water absorbing into the sand.
b)
A large tree provides homes for birds.
c)
A small cactus plant provides food for insects.
d)
A rock provides a warming spot for a lizard.
12.
Which statement is the best description of the trees in a forest ecosystem?
a)
Biotic trees absorb nutrients from abiotic soil.
b)
Abiotic trees absorb biotic sunlight with their leaves.
c)
Abiotic trees provide a place for abiotic birds to nest.
d)
Biotic trees absorb biotic water into their roots.
13.
Which of these best describes an ecosystem?
a)
A clownfish
b)
Clownfish, sea anemones, crabs, eels, and blue tangs
c)
A school of clownfish
d)
Clownfish, crabs, eels, blue tangs, water, sand, and salt.
14.
What is the best description of the interaction of sunlight in a marsh environment?
a)
It is an abiotic factor that is used by birds to make food.
b)
It is a biotic factor that warms the water.
c)
It is a biotic factor that increases the growth of algae.
d)
It is an abiotic factor that gives energy to trees/grasses.
15.
What are the biotic factors in this ecosystem?
a)
grass, water, birds, air
b)
flowers, frogs, sunlight, trees
c)
lily pad, deer, fish, birds
d)
sun, soil, flowers, trees
16.
What is an organism?
a)
All the members of one species in a particular area.
b)
All the different populations that live
c)
A living thing.
d)
All the living and nonliving things in a particular area.
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