Ecosystem Question Preview (ID: 36120)
Ecosystem Review.
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_____ is the continuous process by which water moves between Earth's surface and the atmosphere.
a) water cycle
b) nitrogen cycle
c) carbon cycle
d) oxygen cycle
Which element must be fixed in order for organism to use it to build proteins?
a) oxygen
b) carbon
c) nitrogen
d) phosphorus
What group of organisms take carbon from the air to build sugars and starches?
a) predators
b) parasites
c) producers
d) decomposers
A consumer, such as a deer, that eats only plants is called a
a) decomposer
b) herbivore
c) carnivore
d) producer
When organisms struggle to use the same limited rsource, such as food, this is called___
a) predation
b) decompostition
c) competition
d) photosynthesis
A community of living and nonliving things that exist in a particular area is called____
a) an ecosystem
b) a population
c) predation
d) a niche
A _______ is all members of the same species iving in a particular area.
a) ecosystem
b) population
c) prey
d) niche
Which of the following is an abiotic factor?
a) the number of frogs in a pond
b) the size of the deer in the meadow
c) the amount of available clover in a yard
d) the depth of the water in a lake
An environment that provives the thing required by an orgaism is called a ___
a) habitat
b) biotic factor
c) population
d) ecosystem
Which of these is an example of a predator-prey relationship?
a) tape worm-sheep
b) lion-zebra
c) zebra-grass
d) bee-clover
What will happen to the number of frogs in a pond if all of the flies die off due to chemical spraying?
a) remain the same
b) increase
c) decrease
d)
Which of these is an example of mutualism?
a) bee-clover
b) flea-dog
c) remora-shark
d) zebra-lion
The number of species in an ecosystem is referred to as
a) genetic diversity
b) a niche
c) abiotic factors
d) species diversity
A diagram of overlapping food chains that shows the flow of energy is called a ____
a) food pyramid
b) food web
c) nitrogen cycle
d) condensation
Which of these is NOT a defensive adaption by a prey species?
a) It can use coloration to blend into its surroundings.
b) It can look like like a Monarch butterfly that tastes bad.
c) It can produce poison to paralyze its food.
d) It can puff itself up to look big and intimidating.
Which naturalist developed the theory of natural selection?
a) Rachel Carson
b) Charles Darwin
c) David Attenborough
d) Steve Irwin
_____ are behaviors or physical characteristics that help an organism survive.
a) adaptations
b) niche
c) abiotic factors
d) evaporation
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