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WorksheetsEcosystem
Total questions: 35
Worksheet time: 29mins
Name
Class
Date
1.
Which of the following adaptations would be most useful for a desert reptile?
a)
long hair to keep it warm at night.
b)
white coloring to hide it from predators.
c)
webbed feet for quicker movement.
d)
thick outer body covering to reduce moisture loss.
2.
Which of the following directly use the Sun's energy to produce their own food?
a)
decomposers
b)
carnivores
c)
consumers
d)
producers
3.
If the population of grizzly bears gradually increases over time, which of the following will most likely occur?
a)
The number of prey species will decrease.
b)
The size of the bear population will continue to increase.
c)
The bear population in that area will eventually die out.
d)
The number of prey species will increase.
4.
What is the relationship between the Sun, plants, and animals in a food web?
a)
The Sun provides energy for both plants and animals to make their own food.
b)
The Sun provides energy for plants to make their own food, and animals eat plants or other animals.
c)
The Sun provides light so animals can see which plants to eat.
d)
The Sun provides heat energy for animals to survive, but not plants.
5.
Which of the following is a herbivore?
a)
cricket
b)
frog
c)
hawk
d)
shrew
6.
How many carnivores are shown in this food web?
a)
6
b)
4
c)
5
d)
3
7.
All of the living AND non-living things in an particular area is called a(n):
a)
ecosystem
b)
house
c)
community
d)
mountain
8.
Grass is considered a ...
a)
consumer
b)
producer
c)
decomposer
d)
composers
9.
Which of the following would have a negative impact on an ecosystem
a)
constructing highways
b)
planting trees
c)
recycling paper
10.
Which of the following activities has a positive effect on the environment?
a)
recycling
b)
deforestation
c)
pollution
11.
Temperature, light, air, water, and soil are all _____ parts of the environment
a)
alive
b)
biotic
c)
abiotic
d)
living
12.
What is a example of a abiotic factor?
a)
Panda
b)
Turtle
c)
Butterfly
d)
weather
13.
Which term best describes two predators living in the same habitat who feed on the same prey?
a)
coexistence
b)
competition
c)
mutualism
14.
As a dog walks through thick brush, a tick attaches to its leg. Which best describes the relationship between the dog and the tick?
a)
parasitism
b)
mutualism
c)
commensalism
15.
A spider can reproduce, what does that mean?
a)
It is an animal.
b)
It is a non-living organism.
c)
It does not have DNA.
d)
It is a living organism.
16.
Which of the following is a herbivore?
a)
cricket
b)
frog
c)
hawk
d)
shrew
17.
A consumer that hunts is called:
a)
a producer.
b)
an omnivore.
c)
a predator.
d)
a herbivore.
18.
A _____ is all the populations from an area together.
a)
Population
b)
Individual
c)
Community
d)
Neighborhood
19.
A _______ is a decomposer.
a)
Bee
b)
Dung beetle
c)
Tree
d)
Cheese
20.
Which could be a secondary consumer?
a)
bear
b)
oak tree
c)
slug
d)
squirrel
21.
Which is a benefit of having different types of producers in an ecosystem?
a)
There is more competition for food by the consumers.
b)
The ecosystem can support more types of consumers.
c)
There will be more types of decomposers living in the ecosystem.
d)
The ecosystem will be better able to support carnivores.
22.
In which ecosystem would you likely find both algae and tadpoles?
a)
pond
b)
ocean
c)
tide pool
d)
coral reef
23.
Which most influences a forest ecosystem's ability to support life?
a)
the size of the trees and temperature
b)
the amount of sunlight and type of soil
c)
the size of the trees and type of soil
d)
the number of insects and temperature
24.
Which best explains how a pond ecosystem is similar to a rainforest ecosystem?
a)
Both ecosystems contain large amounts of water.
b)
Both ecosystems are found in most part of the world.
c)
Both ecosystems contain the same communities of organisms.
d)
Both ecosystems support food webs made of producers and consumers.
25.
Why are decomposers an important part of an ecosystem?
a)
They break down dead organisms to return nutrients to the soil.
b)
They produce their own food for survival.
c)
They play a role in preventing weathering and erosion.
d)
They provide most of the energy to the consumers.
26.
An amphibious creature lives:
a)
in water
b)
on land
c)
both on land and in water
27.
Rivers, lakes, streams and ponds are good examples of fresh water habitats.
a)
Yes
b)
No
28.
Water lilies do not make oxygen for animals to breathe.
a)
Yes
b)
No
29.
Lions and Polar bears are found in the freshwater habitat.
a)
Yes
b)
No
30.
Is most of earth's water fresh water or salt water?
a)
fresh water
b)
salt water
31.
Why can't you drink a drop of swamp water?
a)
There are worms and bacteria in it
b)
You could. It's good for you and healthy
32.
What do humans get from a lake?
a)
water
b)
sunlight
c)
gasoline
d)
shelter
33.
Why do bird beaks vary from bird to bird?
a)
To live in cold weather
b)
For flying high
c)
It depends on what they eat
d)
for cleaning their feathers
34.
A food web is....
a)
A spider's dinner
b)
A chain of who eats what in a habitat
35.
A habitat with many trees with leaves that change with the color of the season is called a ___________________.
a)
forest
b)
rainforest
c)
tundra
d)
savanna
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