Worksheets4.5 Ecosystems
Total questions: 33
Worksheet time: 1hrs 6mins
Name
Class
Date
1.
All the populations (living things) and nonliving things (soil, water, air) in an environment that interact with each other form a/an....
a)
Food Chain
b)
Population
c)
Solar System
d)
Ecosystem
2.
All the organisms of the same species that live in the same place at the same time are a -
a)
Community
b)
Population
c)
Food Chain
d)
Consumers
3.
Different populations of plants and animals living in the same place at the same time make up a -
a)
Population
b)
Food Web
c)
Producers
d)
Community
4.
The long neck of a giraffe to help reach leaves is an example of a _____________________.
a)
Structural Adaptation
b)
Behavioral Adaptation
5.
A brown bear hibernating in the winter is an example of a _____________________.
a)
Structural Adaptation
b)
Behavioral Adaptation
6.
A porcupines sharp quills for protection is an example of a _____________________.
a)
Structural Adaptation
b)
Behavioral Adaptation
7.
Geese migrating south for the winter is an example of a ____________________.
a)
Structural Adaptation
b)
Behavioral Adaptation
8.
The job an organism performs in the food web of its community is a...
a)
Producer
b)
Niche
c)
Consumer
d)
Decomposer
9.
This image shows an ecosystem because __________________ and ___________________ things interact together.
a)
Producers; Consumers
b)
Living; Decomposers
c)
Producers; Nonliving
d)
Living; Nonliving
10.
The great horned owl has a sharp beak and claws used for catching prey and tearing meat. It has good eyesight to see in low light. Which of these most likely describes the niche of the great horned owl?
a)
Hunts small animals at night
b)
Grazes on grass during the day
c)
Comes out at dusk to sweep the sky for insects
d)
Comes out at dawn to get worms from the ground
11.
Which of these human activities in a forest has a positive effect on the ecosystem?
a)
Clearing the land to build new homes
b)
Planting new trees where old ones were cut down
c)
Building a new highway through the area
d)
Cutting down trees to make farmland
12.
In this food web, which two organisms could be harmed if the mouse population were to decline?
a)
Deer and caterpillar
b)
Wolf and snake
c)
Oak and grass
d)
Hawk and songbird
13.
Which of these animals is least likely a member of the pond community?
a)
A
b)
B
c)
C
d)
D
14.
Which describes energy through this food web?
a)
Salamanders get energy from snakes and mice.
b)
Acorns get energy from insects and pine trees
c)
Mice get energy from salamanders and insects
d)
Snakes get energy from salamanders and mice.
15.
An ________ eats both plants and animals.
a)
carnivore
b)
omnivore
c)
herbivore
d)
producer
16.
A ______________ eats mainly other animals.
a)
carnivore
b)
omnivore
c)
herbivore
d)
decomposer
17.
A ____________ breaks down waste or dead organisms and recycles nutrients.
a)
consumer
b)
producer
c)
decomposer
d)
omnivore
18.
An animal that hunts for its food
a)
prey
b)
predator
c)
producer
d)
decomposer
19.
A(n) ________________ eats mainly plants.
a)
producer
b)
carnivore
c)
herbivore
d)
omnivore
20.
An animal that is hunted for food.
a)
predator
b)
prey
c)
consumer
d)
decomposer
21.
Shows how energy flows from one organism to another.
a)
food cycle
b)
prey chain
c)
food chain
d)
predator cycle
22.
An organism that makes its own food for energy
a)
consumer
b)
predator
c)
prey
d)
producer
23.
An organism that cannot make its own food
a)
consumer
b)
producer
c)
tree
d)
leaf
24.
Which is the best description of an ecosystem?
a)
all of the living and nonliving things in an area
b)
all of the individuals of one species in an are
c)
all of the populations of living things in an area
d)
all of the abiotic factors in an area
25.
What is the role of a tree in a food chain?
a)
It breaks down wastes and dead organisms
b)
It uses the sun's energy to make food.
c)
It eats other organisms.
d)
It cannot make its own food.
26.
Which is a non-living part of an ecosystem?
a)
Sunlight
b)
Air
c)
Water
d)
All of these
27.
All ecosystems begin with the
__________.
__________.
a)
animals
b)
renewable resource
c)
plants
d)
sun
28.
A rabbit blends in with its environment is called
a)
camouflage
b)
counter shading
c)
mimicry
29.
When an animal looks like another animal it is called ______________.
a)
camouflage
b)
mimicry
c)
warning coloration
d)
protective resemblance
30.
How do adaptations help animals?
a)
To hide from predators
b)
to hunt for food
c)
to survive in their habitats
d)
All of these are correct
31.
What is an adaptation?
a)
A feature or behavior that helps an animal survie.
b)
The food that an animal eats.
c)
How energy moves in a food web.
32.
Which organism do the owl and the weasel compete for in the food web?
a)
Hawk
b)
Spider
c)
Grasshopper
d)
Shrew
33.
Which of the following is a herbivore?
a)
cricket
b)
frog
c)
hawk
d)
shrew
100 %
