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What is commensalism?
A symbiotic relationship where one organism benefits and the other is not affected.
What is mutualism?
A symbiotic relationship where both species benefit.
What is parasitism?
A symbiotic relationship where one organism benefits and one is harmed>
In a symbiotic relationship what happens to the host.
The organism that is harmed in a symbiotic relationship.
Bacteria live in the digestive system of cows. The bacteria help the cows by breaking down plants that the cows eat, the cows provide a place to live and a source of food for the bacteria.
mutualism
A squirrel eats nuts or fruit from a tree, then disperses the tree’s seeds in its scat.
mutualism
A group of insect larvae eat most of the leaves off a tree, which harms the tree’s ability to make its own food through photosynthesis.
Paratisim
A bird builds a nest in a tree, providing the bird with a safe home, and neither harming nor helping the tree.
Commensalism
A turkey hides from predators in shrubs, The turkey does not harm the shrubs in any way but does not help them either.
Commensalism
A spider builds a web between two ferns. The ferns are not impacted in any way.
Commensalism
An algae and fungi live together as a lichen. The algae produces food through photosynthesis and the fungi provides a thick, protective layer.
mutualism
Small bait fish and manta rays often show ________ in which the baitfish are protected simply by their proximity to the larger fish.
commensalism
Worms live in digestive system of a cat and feed on the food that passes through. In this relationship the cat is the ________.
host
Worms live in the digestive system of a cat and feed on the food that passes through. What will happen to the cat?
It will become weak and sick.
