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WorksheetsEcosytems
Total questions: 25
Worksheet time: 14mins
Name
Class
Date
1.
Which is NOT an example of an organism
a)
fish
b)
grass
c)
mountain
d)
bee
2.
A ____________________ makes its own food.
a)
predator
b)
producer
c)
prey
d)
decomposer
3.
What is the main source of energy in the food web?
a)
Snake
b)
Sun
c)
Grasshopper
d)
Hawk
4.
All living parts of a ecosytem
a)
population
b)
commmunity
c)
habitat
d)
food chain
5.
Consumers.....
a)
eat other organisms for energy
b)
make their own food
c)
live by themselves
d)
do not hunt animals
6.
The number of a specific organism in an ecosystem.
a)
habitat
b)
environment
c)
population
d)
food source
7.
In the food web, what do the arrows represent?
a)
Which animals play with each other
b)
how food is produced
c)
the flow of energy
d)
the population
8.
This animal is a...
a)
omnivore
b)
carnivore
c)
herbivore
d)
predator
9.
What would happen to the deer population in the forest if the food supply for the deer decreased?
a)
They would increase because the deer would fight over the food.
b)
They would decrease because the deer would move because there is not enough food
c)
It would stay the same
10.
What is the main cause of extinction today?
a)
Humans
b)
no food
c)
habitat destroyed
d)
no Sun
11.
The _________ in this food chain is a decomposer.
a)
Hawk
b)
Mushrooms
c)
Snake
d)
Sun
12.
When the rainforest ecosystems are developed into housing or farm land, what happens to the animals that had lived in the rainforest?
a)
1. They migrate to find new homes
b)
2. The animals work on the farms.
c)
3. Organisms that can't adapt die.
d)
4. Both 1 and 3.
13.
True or False. The ecosytem is made up of only the living parts of an environment.
a)
True
b)
False
14.
The wolf is a
a)
1. carnivore
b)
2. herbivore
c)
3. predator
d)
4. Both 1 and 3
15.
An example of an adaptation is
a)
living together in groups
b)
birds migrating in the winter
c)
camouflage to blend into the environment to hide from predators.
d)
all of the answers are correct.
16.
Some birds live in the north during the summer, then migrate south for the winter. What does migrate mean?
a)
move to another place to help survive
b)
visit relatives
c)
store food
d)
hunt other animals
17.
Predict what would happen in this ecosytem if the population of jaguars increased.
a)
The population trees would increase because jaguars help trees grow.
b)
The population of zebras would decrease because jaguars eat zebras.
c)
The population of elephants would increase.
d)
The population of vultures would decrease.
18.
What adaptation does a frog use to survive?
a)
wings
b)
runs fast
c)
camouflage
d)
its fur
19.
Which of the following is a consumer?
a)
Flower
b)
Tree
c)
Mushroom
d)
None of the Above
20.
What is the first thing that would happen in this food chain if the grass died?
Sun -> Grass -> Mouse -> Snake -> Hawk
Sun -> Grass -> Mouse -> Snake -> Hawk
a)
The snake population would increase
b)
the mouse population would increase
c)
the mouse population would decrease
d)
the hawk population would decrease
21.
Any living thing is called a _____________________
a)
animal
b)
organism
c)
atom
d)
Producer
22.
The living part of the ecosystem is the ______________________.
a)
Community
b)
Web
c)
Chain
d)
Organism
23.
This picture depicts which level?
a)
Ecosystem
b)
Organism
c)
Population
d)
Community
24.
What is an omnivore?
a)
an animal that eats only plants
b)
a bird that does not fly
c)
an animal that eats both plants and meat
d)
a place where people gather
25.
The natural home or environment of an animal, organism or plant.
a)
Home
b)
Habitat
c)
Community
d)
The city
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