Symbiosis

Give an example of commensalism.

• Barnacles attaching to whales, where barnacles benefit and whales are unaffected.

• A lion hunting a zebra for food.

• A bird building a nest in a tree, harming the tree.

• A bee pollinating a flower, benefiting both.

What is symbiosis?

• A close and long-term interaction between two different species, which can be beneficial, neutral, or harmful to one or both parties.

• A type of competition between two species for the same resources.

• A process where one species completely dominates another species in an ecosystem.

• A temporary interaction between two species that does not affect their survival.

What are the three main types of symbiosis?

• Mutualism, Commensalism, Parasitism

• Competition, Predation, Mutualism

• Parasitism, Commensalism, Competition

• Mutualism, Commensalism, Competition

What is the role of a parasite in a parasitic relationship?

• To benefit from the host organism, often causing harm to the host.

• To provide nutrients to the host organism.

• To help the host organism grow and reproduce.

• To compete with the host for resources.

What symbol represents commensalism?

• + , 1

• - , 0

• + , 0

• 0 , 0

What symbol represents mutualism?

• + , -

• - , -

• + , +

• + , 0

Define mutualism.

• A type of relationship where one organism benefits while the other is harmed.

• A type of symbiotic relationship where both organisms benefit from the interaction.

• A relationship where organisms compete for the same resources.

• A type of relationship where both organisms are indifferent to each other.

Define commensalism.

• A type of symbiotic relationship where one organism benefits and the other is neither helped nor harmed.

• A relationship where both organisms benefit from each other.

• A relationship where one organism harms the other for its own benefit.

• A type of interaction where organisms compete for the same resources.

Give an example of mutualism.

• The relationship between bees and flowers, where bees get nectar and flowers get pollinated.

• The relationship between a predator and its prey.

• The relationship between a parasite and its host.

• The relationship between two species competing for the same resource.

Define parasitism.

• A type of relationship where both organisms benefit equally.

• A type of symbiotic relationship where one organism benefits at the expense of the other.

• A relationship where one organism is harmed while the other is unaffected.

• A mutualistic relationship where both organisms provide benefits to each other.