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WorksheetsEcology
Total questions: 93
Worksheet time: 2hrs 30mins
Name
Class
Date
1.
Which organism do the owl and the weasel compete for in the food web?
a)
Hawk
b)
Spider
c)
Grasshopper
d)
Shrew
2.
Which of the following is a herbivore?
a)
cricket
b)
frog
c)
hawk
d)
shrew
3.
How many carnivores are shown in this food web?
a)
6
b)
4
c)
5
d)
3
4.
A consumer that hunts is called:
a)
a producer.
b)
an omnivore.
c)
a predator.
d)
a herbivore.
5.
A frog eats a fly. The frog and fly are demonstrating ________.
a)
mutualism
b)
competition
c)
predator/prey
d)
parasitism
6.
A tapeworm inside a dog is
a)
competition
b)
predation
c)
commensalism
d)
parasitism
7.
A tick and a dog have this type of relationship.
a)
mutualism
b)
commensalism
c)
neutralism
d)
parasitism
8.
How many herbivores are in this web?
a)
1
b)
2
c)
3
d)
4
9.
These organisms are...
a)
producers
b)
consumers
c)
decomposers
10.
This organism is a(n)...
a)
consumer
b)
producer
c)
decomposer
11.
If the snake population increases, what will happen to the mouse population?
a)
increase
b)
decrease
c)
stay the same
12.
If the lizards population increases, then the grasshopper population will...
a)
increase
b)
decrease
c)
stay the same
13.
Polar Bears, Seals, and Moose live in which type of habitat?
a)
The Arctic
b)
African Safari
14.
An animal that eats only plants is an...
a)
carnivore
b)
omnivore
c)
herbivore
d)
decomposer
15.
Overlapping food chains in an ecosystem make up....
a)
food web
b)
food chain
c)
niche
d)
symbiosis
16.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
d)
Biotic Factors
17.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
d)
Biotic Factors
18.
All living and nonliving things in an environment and the many ways they interact are called ______
a)
ecosystem
b)
community
19.
An animal that kills another animal for food is called
a)
prey
b)
predator
c)
producer
d)
herbivore
20.
Where an animal lives is called the animal's ______
a)
wildlife
b)
habitat
c)
environment
d)
carnivore
21.
The image provided is an example of a(n):
a)
Producer
b)
Autotroph
c)
Consumer
d)
Insect
22.
The image provided is an example of a:
a)
Producer
b)
Heterotroph
c)
Consumer
d)
Decomposer
23.
What is a herbivore?
a)
animal that eats only plants
b)
an animal that eats meat
c)
an animal that eats both plants and meat
24.
Which best explains why many kinds of plants and animals can live together in an ecosystem?
a)
The plants and animals are all part of a food chain and depend on each other to live.
b)
Plants and animals are interdependent of one another.
c)
One species may overpopulate, killing all plant life.
d)
Over population of a species results in a biodiversity.
25.
What eats meat?
a)
Carnivore
b)
Herbivore
c)
Ants
d)
Grass
26.
Which of the following best describes the blue bird's (in the middle) role in this ecosystem?
a)
carnivore
b)
omnivore
c)
herbivore
d)
decomposer
27.
Which of the following best describes the deer's role in the ecosystem?
a)
herbivore
b)
omnivore
c)
carnivore
d)
decomposer
28.
Which of the following best describes the wolf's role in this ecosystem?
a)
herbivore
b)
omnivore
c)
carnivore
d)
decomposer
29.
Bacteria and fungi typically serve what role in an ecosystem?
a)
herbivore
b)
carnivore
c)
omnivore
d)
decomposer
30.
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
31.
An organism that gets energy from eating other organisms is a ______________.
a)
producer
b)
consumer
c)
decomposer
d)
prey
32.
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
33.
An animal that is hunted and eaten for food is a __________.
a)
predator
b)
prey
c)
population
34.
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
35.
An animal that gets energy from eating both plants and animals is a(an) _____________.
a)
herbivore
b)
carnivore
c)
omnivore
d)
autotroph
36.
A connection of food chains with many food energy paths in an ecosystem is a ____________.
a)
ecosystem
b)
food web
c)
environment
d)
population
37.
The shrew provides energy for the _______.
a)
cricket
b)
grasshopper
c)
frog
d)
snake
38.
Grass is considered a ...
a)
consumer
b)
producer
c)
decomposer
d)
composers
39.
What does a food chain represent?
a)
How all living organisms within a habitat are connected.
b)
All of the things that a particular animal eats.
c)
How plants create their own food.
d)
A single path of energy transfer within a habitat.
40.
A group of organisms of the same species living in the same area are called a/an ________.
a)
community
b)
habitat
c)
population
d)
ecosystem
41.
An individual living thing is a/an __________.
a)
habitat
b)
ecosystem
c)
organism
d)
population
42.
The place where an organism lives is its _________.
a)
habitat
b)
abiotic
c)
ecosystem
d)
community
43.
All of the living and nonliving things in an area that interact with each other are called a/an ______.
a)
community
b)
habitat
c)
population
d)
ecosystem
44.
A group of different species that live together and interact in an environment are called a/an ________.
a)
community
b)
habitat
c)
population
d)
ecosystem
45.
Which organism is the producer?
a)
small fish
b)
penguin
c)
algae/seaweed
d)
killer whale
46.
Why might an organism have more than one arrow coming from them in a food web?
a)
More than one organism may eat them.
b)
They may eat more than one other organism.
c)
This organism gets its energy from multiple sources.
d)
They have no resources available to them.
47.
An organism that uses sunlight to create its own food is known as a:
a)
Producer
b)
Heterotroph
c)
Consumer
d)
Decomposer
48.
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.
49.
All energy on Earth ultimately comes from what source?
a)
Water
b)
Sun
c)
Consumers
d)
Oxygen
50.
Which is NOT an abiotic factor:
a)
soil
b)
air
c)
bacteria;
d)
water
51.
What is the original source of almost all energy in most ecosystems?
a)
carbohydrates
b)
sunlight
c)
water
d)
carbon
52.
An organism that produces its own food supply from inorganic compounds is called a(an)
a)
heterotroph
b)
consumer
c)
detritivore
d)
autotroph
53.
Autotrophs make up the _______ level in all ecosystems.
a)
First
b)
Second
c)
Third
d)
Fourth
54.
What does a food web represent?
a)
All connections of energy flow throughout all organisms in a habitat.
b)
The specific ways that mutualism is carried out.
c)
A single pathway or energy flow between organisms.
d)
How carnivores get their food.
55.
The image provided is an example of a(n):
a)
Carnivore
b)
Herbivore
c)
Producer
d)
Autotroph
56.
Water temperature would be an example of ...
a)
A biotic factor
b)
An abiotic factor
57.
The living portions of the ecosystem.
a)
Biotic factors
b)
Abiotic factors
58.
The nonliving aspects of an ecosystem.
a)
Abiotic factors
b)
Biotic factors
59.
A place where an organism lives.
a)
Terrain
b)
Habitat
c)
Community
d)
Population
60.
Organisms that feed on both living producers and other consumers.
a)
Carnivores
b)
Omnivores
c)
Herbivores
d)
Detritivores
61.
True or False: It is possible for a carnivore to be a producer.
a)
False
b)
True
62.
Use Figure 3-1. Which of the organisms illustrated above would be the top predator?
a)
zebra
b)
hyena
c)
lion
d)
cheetah
63.
Of the following, which are products of photosynthesis?
I. Glucose
II. Carbon dioxide
III. Water
I. Glucose
II. Carbon dioxide
III. Water
a)
I only
b)
II only
c)
III only
d)
I, II, and III
64.
Which of the following is not an abiotic factor?
a)
Sunlight
b)
bacteria
c)
pH
d)
water
65.
Organisms that look similar and can produce fertile offspring
a)
Species
b)
Fish
c)
Community
d)
Trees
66.
The study of how living things interact with one another and with their environment.
a)
Biology
b)
Lithology
c)
Ecology
d)
Farmacology
67.
The non-living part of an ecosystem
a)
Ocean
b)
Lava Flow
c)
Birds
d)
Abiotic
68.
All of the living and nonliving things in an area that interact with each other are called a/an ______.
a)
community
b)
habitat
c)
population
d)
ecosystem
69.
The deer, grasshopper, and bird are all examples of which type of consumers on this food pyramid?
a)
decomposers
b)
omnivores
c)
carnivore
d)
herbivore
70.
What are the products of photosynthesis?
a)
water and carbon dioxide
b)
oxygen and glucose
c)
oxygen and carbon dioxide
d)
oxygen and water
71.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
CO2 + light + H2O --> O2 + Sugar
b)
CO2 + sugar + H2O --> O2 + light
c)
O2 + light + H2O --> CO2 + Sugar
d)
CO2 + O2 + H2O --> Light+ Sugar
72.
What is photosynthesis?
a)
The process in which humans eat their food
b)
When a photographer takes a photo.
c)
To get your pictures from the photo lab.
d)
The process in which plants make their food.
73.
All food webs and food chains begin with _________________.
a)
primary consumer
b)
producers
c)
secondary consumers
d)
predators
74.
grass->rabbit -> fox
a)
food chain
b)
food web
c)
energy pyramid
75.
What would cause a fallen tree to decay?
a)
moisture
b)
sunlight
c)
bacteria
d)
insects
76.
Which organisms perform Photosynthesis?
a)
Only Autotrophs
b)
Only Heterotrophs
c)
Autotrophs and Heterotrophs
77.
Which organelle performs PHOTOSYNTHESIS?
a)
Chloroplast
b)
Mitochondria
78.
Where does the ZOOPLANKTON get its energy?
a)
The sun
b)
The Zooplankton
c)
The small fish
d)
The phytoplankton
79.
Where does the PHYTOPLANKTON get its energy?
a)
The sun
b)
The Zooplankton
c)
The small fish
d)
The killer whale
80.
Where does the LETTUCE get its energy?
a)
The sun
b)
The slug
c)
The bird
d)
The cat
81.
Which is/are CARNIVORES?
a)
Slug and Bird
b)
Slug and Cat
c)
Bird and Cat
d)
Cat only
82.
Which is a HERBIVORE?
a)
Lettuce
b)
Slug
c)
Bird
d)
Cat
83.
Cattle egrets forage (feed) in fields among cattle. The egret gets easy access to flying insects stirred up by the cattle, and the cattle don't care if they are there or not.
a)
mutualism
b)
commensalism
c)
competition
d)
parasitism
84.
A tapeworm and a cat have this type of relationship.
a)
mutualism
b)
parasitism
c)
commensalism
d)
competition
85.
What type of symbiosis? Hummingbirds feed on nectar from flowers. The flowers are pollinated by hummingbirds as they move from flower to flower.
a)
commensalism
b)
mutualism
c)
parasitism
d)
predation
86.
Which symbols best describe parasitism?
a)
+,+
b)
+,-
c)
+,0
d)
-,0
87.
A relationship between two organisms in which both organisms benefit.
a)
Mutualism
b)
Competition
c)
Parasitsm
d)
Commensalism
88.
What type of symbiosis?
*Hermit crabs find shells left by snails that have died and move in.
* Snails die and leave behind their shells.
*Hermit crabs find shells left by snails that have died and move in.
* Snails die and leave behind their shells.
a)
commensalism
b)
mutualism
c)
parasitism
d)
predation
89.
Barnacles create home sites by attaching themselves to whales. This neither harms nor benefits the whales.
a)
Mutualsim
b)
Parasitism
c)
Commensalism
90.
Ticks will feed on a deer’s blood and harm the deer.
a)
parasitism
b)
commensalism
c)
mutualism
91.
A snake is eaten by a hawk. The hawk is the _______.
a)
prey
b)
parasite
c)
predator
d)
all of these
92.
All the members of one species that live within an area of an ecosystem
a)
population
b)
community
c)
niche
93.
Which is a biotic factor?
a)
Fox
b)
Mountain
c)
Air
d)
Sunlight
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