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WorksheetsEcology Chapters 1 & 2
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
Ecology is the study of how:
a)
the physical environment changes over time
b)
biotic factors change over time
c)
matter interacts with energy in our environment
d)
living things interact with each other and their environment
2.
An example of a population is:
a)
many species of fish in a stream
b)
coyotes, jackrabbits, and rattlesnakes
c)
lilypads in a pond
d)
a single tapeworm
3.
What is the interaction of nonliving and living things in a particular area?
a)
habitat
b)
ecosystem
c)
abiotic factors
d)
population
4.
An example of a biotic factor in a pond would be:
a)
duck
b)
water
c)
sunlight
d)
soil
5.
The three cycles found in nature are the:
a)
water, food, nitrogen
b)
energy pyramid, carbon, trees
c)
water, carbon, nitrogen
d)
energy pyramid, food chain, nitrogen
6.
A mushroom is a:
a)
producer
b)
consumer
c)
scavenger
d)
decomposer
7.
Which of the following food chains is correct?
a)
owl, mouse, bacteria, snake, corn
b)
corn, mouse, snake, owl, bacteria
c)
corn <- mouse <- owl <- snake <- bacteria
d)
corn -> mouse -> snake -> owl -> bacteria
8.
Which of the following is an example of a community?
a)
flies, frogs, algae, fish, and ducks in a pond
b)
all of the frogs in a pond
c)
the living and nonliving things in a pond
d)
the grass, trees, water, air, and birds in a forest
9.
Two species that live together in a close relationship in which at least one is helped is an example of _______
a)
cooperation
b)
community
c)
symbiosis
d)
competition
10.
The amount of water, amount of prey, and the amount of sunlight which determines the growth of a population in an ecosystem are examples of _________
a)
limiting factors
b)
carrying capacity
c)
abiotic factors
d)
habitat
11.
The largest type of ecosystem that contains similar plants, animals, and has a similar climate in different areas of the world is called a _______
a)
ecosystem
b)
biome
c)
symbiosis
d)
environment
12.
From this food web, what is a producer?
a)
oak tree
b)
wolf
c)
snake
d)
caterpillar
13.
What type of diagram is this?
a)
food chain
b)
food web
c)
energy chain
d)
energy pyramid
14.
What term should replace #1?
a)
producer
b)
primary consumer
c)
secondary consumer
d)
tertiary consumer
15.
What term should replace #3?
a)
producer
b)
primary consumer
c)
secondary consumer
d)
tertiary consumer
16.
Which level has the most available energy?
a)
#1
b)
#2
c)
#3
d)
#4
17.
A population of rabbits is at its carrying capacity when the population
a)
reproduces
b)
becomes extinct
c)
stops growing
d)
can't survive
18.
Salamanders live in cool, damp places like underneath rocks. This is a description of a salamander's:
a)
habitat
b)
niche
c)
community
d)
decorating preferences
19.
A deer population grazing together in a herd helps the deer because it gives them:
a)
decreased competition for space
b)
decreased competition for food
c)
increased protection from predators
d)
increased carrying capacity
20.
After fires or other disasters, there is a gradual change from the old community to a new community. This is an example of:
a)
limiting factor
b)
succession
c)
basic needs
d)
symbiosis
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