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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, closed, open
C
open, littoral, deep
D
None of the above
3) How does a lake become a forest over time?
A
Humans build them
B
They cannot it is impossible
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
nothing makes a biome special
B
Biotic and abiotic factors
C
Open and Deep
D
Biotic and dead things
5) What is the beginning of a river called?
A
source
B
mouth
C
beginning
D
end
6) How do rivers form?
A
They never form
B
They begin when streams begin to combine and flow together
C
They form from a wetland draining
D
They form in the summer when it rains
7) The freshwater biome includes all of the following except?
A
streams
B
rivers
C
oceans
D
wetlands
8) Any animal that preys upon another animal is called
A
predator
B
unlucky
C
decomposer
D
scavenger
9) A fresh water biome is defined as
A
having a salt concentration above 5 percent
B
water systems that are clear
C
water systems that can support life
D
having a salt concentration less than 1 percent
10) __________ are bodies of water moving in one direction
A
oceans
B
lakes
C
rivers
D
ponds
11) A ___________ is a group of organisms that are closely related and can mate to produce fertile offspring.
A
salinity
B
Species
C
habitat
D
all of the above
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
Home
C
Habitat
D
Ecosystem
14) A large region characterized by a specific type of climate and certain types of plant and animal communities
A
Habitat
B
Biodiversity
C
Biome
D
Ecosystem
15) The number and variety of organisms in a given area during a specific period of time.
A
Diversity
B
Ecodiversity
C
Biodiversity
D
Freshdiversity
16) A community of organisms and their abiotic, or nonliving, environment.
A
Habitat
B
Freshwater
C
Biome
D
Ecosystem
17) A treeless wetland ecosystem where plants such as grasses grow
A
Wetland
B
Swamp
C
Marsh
D
Bog
18) An area of land that is periodically under water or whose soil contains a great deal of moisture
A
Wetland
B
Biome
C
Swamp
D
Bog
19) The wetland ecosystem in which shrubs and trees grow
A
Wetland
B
Biome
C
Swamp
D
Bog
20) The zone of a lake or pond below the open-water zone, where no light reaches.
A
Deep Water Zone
B
Ozone
C
Open Water Zone
D
Littoral Zone
*select an answer for all questions
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