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Ecosystems And Biomes
Test Description: Ecosystems and Biomes
Instructions: Answer all questions to get your test result.
1) Non-living physical features of the environment are called ________.
A
carbon cycles
B
biotic factors
C
abiotic factors
D
food chains
2) Which of these is an abiotic factor?
A
a raccoon
B
a beetle
C
a pine tree
D
sunlight
3) Which of these affects the temperature of a region?
A
the number of carnivores
B
latitude
C
the amount of humus in the soil
D
photosynthesis
4) All of the goldfish in an aquarium would represent a(n) __________.
A
community
B
ecosystem
C
population
D
biome
5) All the communities in an area and the abiotic factors that affect them would be called __________.
A
ecosystem
B
the biosphere
C
population
D
biome
6) Features of the environment that are alive now or once were alive are called __________.
A
abiotic factors
B
biotic factors
C
nitrogen cycles
D
food webs
7) Because of __________, populations cannot continue to grow larger forever.
A
biotic factors
B
niches
C
habitats
D
limiting factors
8) The role that a species plays in a community is its __________.
A
niche
B
limiting factor
C
habitate
D
abiotic factor
9) An organism's home is its _______.
A
environment
B
habitat
C
limiting factor
D
niche
10) Which of these biomes receives little annual precipitation?
A
tropical rainfores
B
grassland
C
taiga
D
temperate deciduous forest
11) Which biome typically has four distinct seasons?
A
temperate deciduous forest
B
tundra
C
tropical rain forest
D
desert
12) Which of these biomes receives the least amount of rainfall every year?
A
taiga
B
tropical rain forest
C
desert
D
temperate deciduous forest
13) Which of the following is an example of a producer?
A
insect
B
human
C
grass
D
dog
14) Which of these is a consumer?
A
a grasshopper
B
grass
C
fungus
D
a dead tree
15) Which term best describes the fungus that grows on trees?
A
producer
B
decomposer
C
consumer
D
scavenger
16) Which of these makes its own food?
A
consumers
B
scavengers
C
producers
D
decomposers
17) Which of these organisms is the first step in a food chain?
A
herbivores
B
consumers
C
omnivores
D
producers
18) Which group makes up the largest level of an energy pyramid?
A
producers
B
consumers
C
carnivores
D
omnivores
19) Which of these is true?
A
Energy is never converted from one form to another.
B
Producers never make their own food.
C
Consumers produce their own food.
D
Energy can be transferred form one organism to another.
20) A food chain does not show every _______ in the community.
A
niche
B
species
C
environment
D
habitat
*select an answer for all questions
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