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Commensalism is a relationship in which one species benefits. The other species not unaffected. An example would be when an animal uses a plant or tree for shelter. An American Robin benefits by making its nest in a Red Maple tree. The tree is not affected.

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What is a relationship between two species in which one species the parasite benefits from the other species the host and usually harms the host?

It's called a parasitic relationship when one species benefits and one species is harmed. A simbiotic relationship is when both species benefit.


What is a one-way relationship called in which one species benefits at the expense of another?

A one-way relationship where one species benefits at the expense of another is known as parasitism. In this relationship, the species that benefits is called the parasite, while the species that is harmed is known as the host.


What is the relationship in which one species benefits and one is unharmed?

A relationship between one or more organisms which can be beneficial to each other, but not essentially so are called Symbiotic.The Symbiosis where one organism benefits, and one is unharmed, or unaffected is called commensalism.


What is a relationship in which one species benefits at the expense of another?

A symbiotic relationship is when both species need each-other to survive, for example the lynx and the hare. Without the hare the lynx would starve and without the lynx the hare would overpopulate. A parasitic relationship is where one species benefits and one is damaged.


An ecological relationship between organisms of two different species that live together in direct contact?

Symbiosis is an ecological relationship between organisms of two different species that live together in direct contact. This relationship can be mutualistic, where both species benefit; commensalistic, where one species benefits and the other is unaffected; or parasitic, where one species benefits at the expense of the other.

Related Questions

What is a symbiotic relationships what does each one mean?

There are three types of symbiotic relationships; mutualism, commensalism, and parasitism. In mutualism, both organisms benefit from the relationship, in commensalism, one organism benefits and the other is unaffected, and in parasitism, the relationship benefits one organism and harms the other.


What relationship in which two species live closely together and at least one of the species benefits is called?

It is called Commensalism. One species benefits and the other species doesn't care.If you want to know what a relationship where all species benefit, it is called Mutualism.The relationship where one species benefits at the harm or hurt of the other species is called parasitism.-SmartGirly12


What is a relationship between two species in which one species the parasite benefits from the other species the host and usually harms the host?

It's called a parasitic relationship when one species benefits and one species is harmed. A simbiotic relationship is when both species benefit.


What is a one-way relationship called in which one species benefits at the expense of another?

A one-way relationship where one species benefits at the expense of another is known as parasitism. In this relationship, the species that benefits is called the parasite, while the species that is harmed is known as the host.


What is the relationship in which at least one species benefits?

This would be a form of symbiosis known as mutualism. In mutualistic relationships, at least one species benefits, while the other may also benefit or remain unaffected. An example of this is the relationship between bees and flowers, where the bees benefit from nectar while the flowers benefit from pollination.


A relation in which at least one species benefits?

Symbiosis.


What a parasitic relationship?

One species benefits and other is harmed


One species benefits from the relationship at the expense of the other species?

That would be a form of parasitism.


Which term describes a relationship in which one species benefits and other species is not harmed?

commensalism


How a commensalist relationship differs from a mutualists relationship?

commensalim is when one benefits and the other IS NOT harmed. mutalism is when both benifit.


What are the 5 ecological relationship and its meaning?

Mutualism: Both species benefit from the relationship. Commensalism: One species benefits while the other is unaffected. Parasitism: One species benefits at the expense of the other. Competition: Both species are negatively impacted due to competition for resources. Predation: One species benefits by consuming the other.


What is the relationship in which one species benefits and one is unharmed?

A relationship between one or more organisms which can be beneficial to each other, but not essentially so are called Symbiotic.The Symbiosis where one organism benefits, and one is unharmed, or unaffected is called commensalism.