Two organisms are good friends and live together. One provides shelter, water and nutrients while the other three prepares and provides food. Such an association of organisms is termed as: saprophyte parasite autographs symbiosis.
(a) Saprophyte
(b) Parasite
(c) Autographs
(d) Symbiosis

Correct Answer(d) Symbiosis


The term symbiosis refers to close and prolonged interaction between organisms of different species for the benefit of one or both organisms.

There different types of symbiosis based on the relation of benefit between organisms are:

• Commensalism

• Parasitism

• Mutualism

• Endosymbiosis and Ectosymbiosis

Mutualism is a close relationship where both organisms get benefit from the relationship.

Example: Dogs and humans have enjoyed a mutualistic symbiosis for centuries.

The dogs supply protection and companionship and humans provide food and shelter.

Endosymbiosis and Ectosymbiosis Endosymbiosis is a type of symbiosis where one species lives inside another one. Example: Protozoans that live inside termites and help them digest wood.

Ectosymbiosis is a type of symbiosis where one species living on the surface of the other species. Example: Lice that feed on the skin, blood, or oil secretions of the host.


Simply Easy Learning

Updated on: 12-Jan-2023


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