Ecosystems And Biomes Question Preview (ID: 20098)
Ecosystems And Biomes.
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Non-living physical features of the environment are called ________.
a) food chains
b) biotic factors
c) abiotic factors
d) carbon cycles
Which of these is an abiotic factor?
a) a raccoon
b) a pine tree
c) a beetle
d) sunlight
Which of these affects the temperature of a region?
a) the amount of humus in the soil
b) the number of carnivores
c) photosynthesis
d) latitude
All of the goldfish in an aquarium would represent a(n) __________.
a) community
b) population
c) ecosystem
d) biome
All the communities in an area and the abiotic factors that affect them would be called __________.
a) the biosphere
b) population
c) ecosystem
d) biome
Features of the environment that are alive now or once were alive are called __________.
a) abiotic factors
b) biotic factors
c) food webs
d) nitrogen cycles
Because of __________, populations cannot continue to grow larger forever.
a) habitats
b) limiting factors
c) niches
d) biotic factors
The role that a species plays in a community is its __________.
a) habitate
b) niche
c) limiting factor
d) abiotic factor
An organism's home is its _______.
a) niche
b) limiting factor
c) environment
d) habitat
Which of these biomes receives little annual precipitation?
a) taiga
b) tropical rainfores
c) temperate deciduous forest
d) grassland
Which biome typically has four distinct seasons?
a) tundra
b) temperate deciduous forest
c) desert
d) tropical rain forest
Which of these biomes receives the least amount of rainfall every year?
a) tropical rain forest
b) desert
c) taiga
d) temperate deciduous forest
Which of the following is an example of a producer?
a) grass
b) human
c) insect
d) dog
Which of these is a consumer?
a) fungus
b) grass
c) a dead tree
d) a grasshopper
Which term best describes the fungus that grows on trees?
a) consumer
b) producer
c) decomposer
d) scavenger
Which of these makes its own food?
a) producers
b) consumers
c) decomposers
d) scavengers
Which of these organisms is the first step in a food chain?
a) producers
b) consumers
c) omnivores
d) herbivores
Which group makes up the largest level of an energy pyramid?
a) omnivores
b) producers
c) carnivores
d) consumers
Which of these is true?
a) Producers never make their own food.
b) Energy is never converted from one form to another.
c) Consumers produce their own food.
d) Energy can be transferred form one organism to another.
A food chain does not show every _______ in the community.
a) environment
b) habitat
c) species
d) niche
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