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WorksheetsLiving Environments
Total questions: 18
Worksheet time: 15mins
Name
Class
Date
1.
What is the original source of almost all energy in most ecosystems?
a)
carbohydrates
b)
sunlight
c)
water
d)
carbon
2.
This is an image of a _________.
a)
consumer
b)
scavenger
c)
decomposer
d)
producer
3.
An illustration that uses arrows to show the many possible directions in which matter and energy can pass through the organisms in an ecosystem.
a)
Food chain
b)
Food web
c)
Energy Pyramid
d)
Succession Map
4.
The nonliving aspects of an ecosystem.
a)
Abiotic factors
b)
Biotic factors
5.
The living portions of the ecosystem.
a)
Biotic factors
b)
Abiotic factors
6.
A collection of organisms that make up a community as well as all of the nonliving aspects of the environment.
a)
Population
b)
Community
c)
Habitat
d)
Ecosystem
7.
Organisms that feed on both living producers and other consumers.
a)
Carnivores
b)
Omnivores
c)
Herbivores
d)
Detritivores
8.
Part of the earth that living organisms inhabit
a)
biosphere
b)
biome
c)
niche
d)
ecosystem
9.
What role do these organisms play in their ecosystem as they break down matter?
a)
producer
b)
primary consumer
c)
secondary consumer
d)
decomposer
10.
What is the first thing that would happen in this food chain if the grass died?
Sun -> Grass -> Mouse -> Snake -> Hawk
Sun -> Grass -> Mouse -> Snake -> Hawk
a)
The snake population would increase
b)
the mouse population would increase
c)
the mouse population would decrease
d)
the hawk population would decrease
11.
How many carnivores are shown in this food web?
a)
6
b)
4
c)
5
d)
3
12.
The main human activity that releases greenhouse gases is:
a)
using bottled water
b)
burning fossil fuels
c)
texting on cellphones
d)
eating meat
13.
Which of the following materials cannot be recycled?
a)
aluminium
b)
plastic bags
c)
glass bottles
d)
cartons
14.
Which is a true statement?
a)
All microorganisms are harmful.
b)
All microorganisms are beneficial.
c)
Some microorganisms are harmful while others are beneficial.
d)
Microorganisms are beneficial only to humans.
15.
Most microorganisms cannot be seen without a...
a)
microscope
b)
magnifying lens
c)
telescope
d)
x-ray machine
16.
Anything that helps an animal survive in its environment.
a)
counter-shading
b)
mimicry
c)
adaptation
d)
camouflage
17.
A
shark’s sharp teeth would be a(n) _______________.
a)
structural adaptation.
b)
physiological adaptation
c)
behavioral adaptation.
d)
none of the available options.
18.
An organism that produces its own food supply from inorganic compounds is called a(an)
a)
heterotroph
b)
consumer
c)
detritivore
d)
autotroph
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