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WorksheetsScience
Total questions: 31
Worksheet time: 31mins
Name
Class
Date
1.
All ecosystems are home to living beings that do NOT interact with each other. True or False?
a)
True
b)
False
2.
Consumers do NOT need to eat other organisms to live. True or False?
a)
true
b)
false
3.
Producers are living things that can make their own energy out of non-living resources. True or False?
a)
true
b)
false
4.
What is an ecosystem?
a)
a living being that eats other living things in order to survive
b)
an organism that breathes in oxygen and then breathes out carbon dioxide
c)
one particular area where several kinds of organisms interact with each other
d)
the process by which the body of a living thing is broken down by decomposers
5.
Something that is "abiotic" is ____
a)
living
b)
nonliving
c)
has bionic powers
6.
An ecosystem contains only biotic organisms
a)
True
b)
False
c)
Maybe
7.
What is a group of organisms living in the same place called?
a)
ecosystem
b)
population
c)
community
d)
organisms
8.
Something that is "biotic" is __________
a)
living
b)
nonliving
c)
has bionic powers
9.
A region that has basically the same climate and types of organisms is a _______________
a)
ecosystem
b)
biome
c)
community
d)
microcosm
10.
________________ is made up of the soil, air, and water, as well as the plants of an area.
a)
ecosystem
b)
niche
c)
organism
d)
habitat
11.
Every organism in an ecosystem has a niche and a habitat.
a)
True
b)
False
12.
The ___________ is the role, or job, that the organism has in its ecosystem.
a)
habitat
b)
niche
c)
scavenger
d)
carnivore
13.
Which of these are the best!
a)
Pittsburgh Penguins and Steelers
b)
Philadelphia Flyers and Eagles
14.
Which organism do the owl and the weasel compete for in the food web?
a)
Hawk
b)
Spider
c)
Grasshopper
d)
Shrew
15.
Which of the following is a herbivore?
a)
cricket
b)
frog
c)
hawk
d)
shrew
16.
How many carnivores are shown in this food web?
a)
6
b)
4
c)
5
d)
3
17.
A frog eats a fly. The frog and fly are demonstrating ________.
a)
mutualism
b)
competition
c)
predator/prey
d)
parasitism
18.
A consumer that hunts is called:
a)
a producer.
b)
an omnivore.
c)
a predator.
d)
a herbivore.
19.
Which of the following best describes the deer's role in the ecosystem?
a)
herbivore
b)
omnivore
c)
carnivore
d)
decomposer
20.
Bacteria and fungi typically serve what role in an ecosystem?
a)
herbivore
b)
carnivore
c)
omnivore
d)
decomposer
21.
A connection of food chains with many food energy paths in an ecosystem is a ____________.
a)
ecosystem
b)
food web
c)
environment
d)
population
22.
The diagram is intended to show relationships in an ecosystem. What do the arrows represent?
a)
The direction of population migration
b)
Differences in dietary habits
c)
Progressively smaller organisms
d)
The direction of the energy flow
23.
Grass is considered a ...
a)
consumer
b)
producer
c)
decomposer
d)
composers
24.
A connection of food chains with many food energy paths in an ecosystem is a ____________.
a)
ecosystem
b)
food web
c)
environment
d)
population
25.
Which of the following would have a negative impact on an ecosystem
a)
constructing highways
b)
planting trees
c)
recycling paper
26.
How does a bird "change its environment" to meet its NEEDS?
a)
builds a nest
b)
flies around
c)
catches bugs
d)
looks for something to eat
27.
6. A squirrel makes a change to its environment when it —
a)
climbs a tree
b)
digs a hole to bury an acorn
c)
collects acorns
d)
jumps from tree to tree
28.
Which of the following activities has a positive effect on the environment?
a)
recycling
b)
deforestation
c)
pollution
29.
How does a bird interact with the living things in an ecosystem?
a)
It builds nests out of twigs.
b)
It eats worms and insects.
c)
It eats the bugs off of a cow's back.
d)
All of the above.
30.
What the non-living factor that is the most important to an ecosystem to work?
a)
Water
b)
The sun's energy
c)
Plants
d)
animals
31.
Is soil a living component?
a)
No, but the humus in the soil is.
b)
Yes, because it contains worms and other living material.
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