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Freshwater Biomes
Test Description: Freshwater biome test review
Instructions: Answer all questions to get your test result.
1) A major abiotic factor in freshwater ecosystems is the _________________.
A
plants in the water
B
color of water
C
speed of water
D
animals in the water
2) What are the 3 zones of a lake?
A
open, closed, littoral
B
open, littoral, deep
C
open, closed, open
D
None of the above
3) How does a lake become a forest over time?
A
They cannot it is impossible
B
Humans build them
C
Sediments settle to the bottom slowly filling up the lake with dead and decaying matter
D
All the water evaporates
4) What are two factors that characterize a biome?
A
Biotic and dead things
B
Biotic and abiotic factors
C
nothing makes a biome special
D
Open and Deep
5) What is the beginning of a river called?
A
mouth
B
source
C
end
D
beginning
6) How do rivers form?
A
They form from a wetland draining
B
They never form
C
They begin when streams begin to combine and flow together
D
They form in the summer when it rains
7) The freshwater biome includes all of the following except?
A
oceans
B
wetlands
C
streams
D
rivers
8) Any animal that preys upon another animal is called
A
decomposer
B
unlucky
C
scavenger
D
predator
9) A fresh water biome is defined as
A
having a salt concentration above 5 percent
B
water systems that can support life
C
having a salt concentration less than 1 percent
D
water systems that are clear
10) __________ are bodies of water moving in one direction
A
rivers
B
lakes
C
oceans
D
ponds
11) A ___________ is a group of organisms that are closely related and can mate to produce fertile offspring.
A
all of the above
B
salinity
C
Species
D
habitat
12) _____________ is a triangular diagram that shows an ecosystem's loss of energy,
A
Food Pyramid
B
Energy Pyramid
C
Venn Diagram
D
Histogram
13) ______________ is the place or environment where a plant or animal naturally or normally lives and grows
A
Species
B
Ecosystem
C
Home
D
Habitat
14) A large region characterized by a specific type of climate and certain types of plant and animal communities
A
Biome
B
Habitat
C
Ecosystem
D
Biodiversity
15) The number and variety of organisms in a given area during a specific period of time.
A
Diversity
B
Biodiversity
C
Ecodiversity
D
Freshdiversity
16) A community of organisms and their abiotic, or nonliving, environment.
A
Ecosystem
B
Freshwater
C
Habitat
D
Biome
17) A treeless wetland ecosystem where plants such as grasses grow
A
Wetland
B
Marsh
C
Bog
D
Swamp
18) An area of land that is periodically under water or whose soil contains a great deal of moisture
A
Bog
B
Swamp
C
Wetland
D
Biome
19) The wetland ecosystem in which shrubs and trees grow
A
Bog
B
Wetland
C
Biome
D
Swamp
20) The zone of a lake or pond below the open-water zone, where no light reaches.
A
Deep Water Zone
B
Littoral Zone
C
Open Water Zone
D
Ozone
*select an answer for all questions
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