Symbiosis

Front

What is symbiosis?

Back

Symbiosis is a close and long-term interaction between two different species, which can be beneficial, harmful, or neutral to one or both organisms.

Front

What are the three main types of symbiotic relationships?

Back

The three main types of symbiotic relationships are mutualism, commensalism, and parasitism.

Front

Define mutualism.

Back

Mutualism is a type of symbiotic relationship where both organisms benefit from the interaction.

Front

Define commensalism.

Back

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

Front

Define parasitism.

Back

Parasitism is a type of symbiotic relationship where one organism benefits at the expense of the other, which is harmed.

Front

What is competition in ecology?

Back

Competition occurs when two or more organisms of the same or different species vie for the same resource, such as food, space, or mates.

Front

Give an example of mutualism.

Back

An example of mutualism is bees pollinating flowers; both the bees and the flowers benefit.

Front

Give an example of commensalism.

Back

An example of commensalism is barnacles attaching to a whale; the barnacles benefit from being carried to food sources, while the whale is not affected.

Front

Give an example of parasitism.

Back

An example of parasitism is a tapeworm living in the intestines of a mammal, benefiting at the host's expense.

Front

What is predation?

Back

Predation is a biological interaction where one organism (the predator) kills and eats another organism (the prey).