Ecology Question Preview (ID: 16408)
Organism Relationships, Ecology.
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A mosquito feeding off of a human.
a) Predation
b) Parasitism
c) Commensalism
d) Mutualism
Barnacles living on a whale, neither harms or hurts the whale..
a) Parasitism
b) Predation
c) Commensalism
d) Mutualism
What is an omnivore?
a) Eats both plants and animals.
b) Eats only plants.
c) Eats only meat.
d) None of the above.
Bacteria living at the roots of a tree: the tree gains nutrients, but the bacteria gain nothing from the tree.
a) Predation
b) Parasitism
c) Mutualism
d) Commensalism
Mistletoe lives on and feeds off of a tree. The tree is harmed.
a) Predation
b) Parasitism
c) Mutualism
d) Commensalism
A lizards catches and eats an insect.
a) Predation
b) Parasitism
c) Commensalism
d) Mutualism
Lichen is a protist and an algae living together. The algae retains moisture that both need to live. The protist produces nutrients for both.
a) Parasitism
b) Predation
c) Commensalism
d) Mutualism
Both organisms benefit from living together.
a) Mutualism
b) Predation
c) Parasitism
d) Commensalism
Create their own energy source, autotrophs.
a) Producers
b) Consumers
c) Both
d) Neither
Amount of energy passed on from one trophic level to the next..
a) 0%
b) 10%
c) 20%
d) 25%
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