WorksheetsFood Chains and Food Webs
Total questions: 34
Worksheet time: 34mins
Name
Class
Date
1.
What is a producer?
a)
an organism that gets energy from eating other organisms
b)
an organisms that uses sunlight to make its own food
c)
an organism that gets energy from eating dead organisms, non-living material or waste
d)
an organism that uses chemical energy to make its own food
2.
A community of living and nonliving things in their natural environment makes up a
a)
food web
b)
ecosystem
c)
food chain
d)
population
3.
What is a herbivore?
a)
an animal that gets energy from eating other animals
b)
an organism that gets energy from eating only plants
c)
an animal that gets energy by eating both plants and other animals
d)
an animal that eats only herbs
4.
An organism that gets energy from eating other organisms is a ______________.
a)
producer
b)
consumer
c)
decomposer
d)
prey
5.
An organism that gets energy from breaking down dead organisms, non-living material or waste is a(an) ___________.
a)
producer
b)
consumer
c)
decomposer
d)
autotroph
6.
What is a carnivore?
a)
an animal that gets energy by eating other animals
b)
An animal that gets energy by eating only plants
c)
an animal that gets energy by eating both plants and animals
d)
an animal that makes its own energy through photosynthesis
7.
A connection of food chains with many food energy paths in an ecosystem is a ____________.
a)
ecosystem
b)
food web
c)
environment
d)
population
8.
Which of the following is a herbivore?
a)
cricket
b)
frog
c)
hawk
d)
shrew
9.
Where do all life forms get their energy?
a)
Earth's Core
b)
Water
c)
Plants
d)
The Sun
10.
In the energy pyramid here, how much of the energy in each level gets lost as heat or used by the organism for survival?
a)
80%
b)
90%
c)
10%
d)
20%
11.
What percentage of energy is passed on to each tropic level?
a)
10%
b)
50%
c)
90%
d)
100%
12.
The arrows in a food chain or web represents what?
a)
They point to the organism that is being eaten.
b)
It shows how sunlight flows within an ecosystem.
c)
They show what direction the energy is flowing between organisms.
d)
They represent how water is transferred within a habitat.
13.
If there is 2000 kcal of energy in this particular ecosystem, how many kcal of energy will be available for hawk?
(a)
14.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
15.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
16.
What does a Primary Consumer eat?
a)
Tertiary Consumers
b)
Secondary Consumers
c)
Producers
17.
A third-level consumer has to be which type?
a)
Carnivore.
b)
Decomposer.
c)
Producer.
d)
Herbivore.
18.
In a food web, arrows point at:
a)
who gets energy.
b)
who gets eaten.
19.
What does a food web represent?
a)
All connections of energy flow throughout all organisms in a ecosystem.
b)
The specific ways that mutualism is carried out.
c)
A single pathway or energy flow between organisms.
d)
How carnivores get their food.
20.
Bacteria, fungi, and earthworms are examples of:
a)
scavengers
b)
predators
c)
prey
d)
decomposers
21.
What is missing from this food chain?
Grass > Grasshopper > Bird > Snake
Grass > Grasshopper > Bird > Snake
a)
Producer
b)
Primary Consumer
c)
Secondary Consumer
d)
Decomposer
22.
If the grasshopper were to be removed completely from the food web, what organism would be most effected?
a)
The squirrel
b)
The shrew
c)
The deer
d)
The rabbit
23.
Which organism recieves the least amount of energy from the producer?
a)
Owl
b)
Grasshopper
c)
Lilypad
d)
Mouse
24.
Where does the energy start in this food chain?
a)
Plant
b)
Sun
c)
Deer
d)
Wolf
25.
Which is the correct food chain order?
a)
Plant-->1st Consumer--> 2nd Consumer
b)
Plant <-- 1st Consumer <-- 2nd Consumer
c)
2nd consumer --> 1st consumer --> Plant
d)
1st Consumer --> 2nd consumer --> Plant
26.
What is a trophic level?
a)
Each step in a food chain.
b)
Amount of energy available in an ecosystem.
c)
Each step in an ecosystem.
d)
Total amount of living organic matter in an ecosystem.
27.
Bears eat a variety of foods including fish, berries, other types of vegetation. Bears would best be classified as –
a)
producers
b)
herbivores
c)
carnivores
d)
omnivores
28.
Snakes eat many types of small mammals including mice and rabbits as well as other lizards. Snakes would best be classified as a -
a)
producers
b)
herbivores
c)
carnivores
d)
omnivores
29.
Elodea is an autotrophic organism which produces sugars at the bottom of some freshwater food chains. Elodea would best be classified as -
a)
producers
b)
herbivores
c)
carnivores
d)
omnivores
30.
Horses eat grasses and other plants in order to gain their nutrition. Horses would best be classified as -
a)
producers
b)
herbivores
c)
carnivores
d)
omnivores
31.
Which organism in this food chain is a secondary consumer?
a)
Fish
b)
Grass
c)
Grasshopper
d)
Hawk
32.
Which of these organisms would receive energy from the snake?
a)
Plant
b)
Rabbit
c)
Mouse
d)
Hawk
33.
Which of the following correctly describes how a diagram of cellular respiration would differ from a diagram of photosynthesis?
a)
The cellular-respiration diagram would show electromagnetic waves as the final product.
b)
The cellular-respiration diagram would show glucose as the main source of energy.
c)
The cellular-respiration diagram would show energy stored in large protein molecules.
d)
The cellular-respiration diagram would show water as the main source of chemical energy
34.
As you move through a food chain, the amount of energy stored....
a)
Increases
b)
Decreases
c)
Stays the same
d)
It depends on the ecosystem
100 %
