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WorksheetsEcosystems & BIOMES
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
When a species growth rate increases too much the ecosystem gets stressed. The introduccion of another species (predator) that could level the balace in the ecosystem might be a biological solution
a)
TRUE
b)
FALSE
2.
When plants or animals go extinct the ecosystem is not in homeostasis.
a)
True
b)
False
3.
A group of ecosystems with similar climates and organisms is knows as a _____________
a)
community
b)
habitat
c)
biome
d)
niche
4.
The behaviors and physical characterictics of species that allow them to live successfully in their environment are called _________
a)
adaptation
b)
evolution
c)
coevolution
d)
simbiosis
5.
Warm temperatures and large amounts of rainfall characterize what type of biome?
a)
Desert
b)
Tropical Rainforest
c)
Tundra
d)
Temperate Forest
6.
Which of the following geographical areas does NOT have a Rainforest?
a)
Africa
b)
North America
c)
Central America
7.
The _____________ can determine the type of biome in a particular area.
a)
geographic location
b)
temperature
c)
presipitation
d)
all are correct
8.
Which of the following organisms are NOT a typical decomposers?
a)
bacteria
b)
mushurms
c)
worms
d)
ants
9.
A diagram that shows how much energy is available at each feeding LEVELS in an ecosystem.
a)
Biomas pyramid
b)
Energy Pyramid
c)
Food Chain
d)
Food web
10.
The producers have the high amount of _________ in the ecosystem.
a)
food
b)
matter
c)
energy
d)
nutrients
11.
Which of the following shows the transfer of energy in an ecosystem?
a)
food web
b)
biomas pyramid
12.
If a top predator is removed from the ecosystem
a)
others can increases because their natural predator is removed
b)
others can decrease too
c)
others can increases because they have more space
d)
none of the above
13.
How does the amount of available energy change from one level to the next level up
a)
The producers have more energy
b)
The carnivores have more energy
c)
The top predator have more energy
d)
the decomposers have more nergy
14.
All living organisms depend on each to
a)
reproduce
b)
get energy
c)
maintain the biodiversity
d)
all of the above
15.
According to energy laws, energy is:
a)
destroyed when organisms die
b)
created when organisms are born
c)
recycled between organisms
d)
all are correct
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