Worksheets6.4.3 Energy Transfer in Ecosystems
Total questions: 20
Worksheet time: 23mins
Name
Class
Date
1.
Look at the food chain: grass > cricket > frog > owl. Which is the primary consumer?
a)
Grass
b)
Cricket
c)
Frog
d)
Owl
2.
What do the arrows in the food chain show?
a)
The transfer of energy
b)
What animals eat
c)
The order of animal dominance
3.
A diagram of a food web is shown below.Which organism receives the least amount of energy from the producers?
a)
Hawk
b)
Rabbit
c)
Grasshopper
d)
Mouse
4.
A food web consists of?
a)
Many overlapping food chains in an ecosystem.
b)
A series of events in which one organism eats another and obtains energy.
c)
Amount of energy that moves from one feeding level to another.
d)
Many types of insects that are stuck.
5.
An animal that eats both plants and meat is called a
a)
herbivore
b)
carnivore
c)
omnivore
d)
decomoposer
6.
An animal that eats other animals is a....
a)
carnivore
b)
omnivore
c)
herbivore
d)
decomposer
7.
Which level will contain plants?
a)
A
b)
B
c)
C
d)
D
8.
The largest group of organisms found in a food web would be:
a)
Primary Consumers
b)
Producers
c)
Decomposers
d)
Tertiary Consumers
9.
Consumers that eat only plants
a)
Carnivores
b)
Omnivores
c)
Herbivores
d)
Scavengers
10.
Organisms that make their own food
a)
Producer
b)
Consumer
c)
Decomposer
11.
A food _______ consists of many overlapping food ________.
a)
web, chains
b)
chain, webs
c)
pyramid, webs
d)
web, pyramids
12.
In the food web above, what organism is missing from this food chain:
Grass --> Slug --> ________ --> Hawk
a)
Vole
b)
Frog
c)
Insect
d)
Thrush
13.
Which two organisms compete for the rabbit for energy?
a)
Mouse and Tree
b)
Owl and Goat
c)
Wildcat and Jackal
d)
Lion and Jackal
14.
A secondary consumer
a)
eats primary consumers
b)
eats producers
c)
eats plants
15.
Which of the following is an example of a biotic factor in an ecosystem?
a)
sunlight
b)
stream
c)
rock
d)
tree
16.
Decomposers are important to ecosystems because they
a)
return vital nutrients to the ecosystem
b)
capture energy from the Sun
c)
are producers
d)
can be omnivores
17.
A consumer gets energy by
a)
absorbing sunlight.
b)
breaking down dead organisms.
c)
soaking it up from the ground.
d)
feeding on other organisms.
18.
All the living and nonliving things interacting in a particular area create an ________________.
a)
ecosystem
b)
biodome
c)
playground
d)
park
19.
Grass is considered a ...
a)
consumer
b)
producer
c)
decomposer
d)
composers
20.
An organism that uses sunlight to create its own food is known as a:
a)
Producer
b)
Heterotroph
c)
Consumer
d)
Decomposer
100 %
