Symbiosis

What is symbiosis?

• The relationship between the plants and the sun

• The relationship between animals and their habitat

• The relationship between two organisms in their community

• The relationship between biotic and abiotic factor in the ecosystem

What is parasitism?

• A relationship between two organisms that benefits one organism and harms the other one

• A relationship between two organisms that benefits both organisms

• A relationship between two organisms that benefits one organism and does not affect the other organism

A tapeworm lives inside an animal and eats the food that the animal digests. What type of symbiosis is this?

• commensalism

• mutualism

• parasitism

What is commensalism?

• A relationship between two organisms that benefits one organism and harms the other one

• A relationship between two organisms that benefits both organisms

• A relationship between two organisms that benefits one organism and does not affect the other one

The flowers are growing up the tree to get more sunlight. The tree is not hurt. This is an example of...

• mutualism

• commensalism

• parasitism

What is mutualism?

• A relationship between two organisms that benefits one organism and harms the other one

• A relationship between two organisms that benefits both organisms

• A relationship between two organisms that benefits one organism and does not affect the other

The egyptian plover has a relationship with the crocodile. The plover bird eats insects off of the crocodile. The plover gets food, and the crocodile gets cleaned. What type of relationship is this?

• parasitism

• mutualism

• commensalism

Barnacles sometimes live on the outside surface of other larger shelled organisms without causing any harm. What type of symbiosis is this?

• commensalism

• mutualism

• parasitism

Which of the following interactions is an example of a PARASITIC relationship?

• A mosquito sucking blood from a warm blooded animal.

• Many fish swimming together to protect each other from predators.

• A group of baby otters floating together to help warm each other in the cold waters.

• Two hyenas fighting over a female to mate with.