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Assertion: In commensalism one organism ...

Assertion: In commensalism one organism is benefitted and other is unaffected.
Reason: Cattle egret bird and cattle is ann example of coommensalism.

A

If both assertion and reason are true and reason is the correct explanation of assertion.

B

If both assertion and reson are true but reason is not the correct explanation of assertion.

C

if assertion is true but reason is false.

D

If both assertion and reason are false.

Text Solution

Verified by Experts

The correct Answer is:
B
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Cattle egret and grazing cattle is an example for :

The phenomenon of one organism being benefitted with out affecting the other is

[A] : When the organisms live together in such a manner that one organism benefitted , while other has no effects , it is called commensalism . [R] : In commensalism one partner derives benefit from the other partner without in any way benefitting or harming it .

Select the statement which best explains commensalism (a) One organism is benefitted (b) Both the organisms are benefitted (c) One organism is benefitted , other is not affected (d) One organism is benefitted , other is affected .

Which of the folloiwng is inappropriately defined ? I. Host is an organism which provides only food, sheltere to another organism II. Amensalism is a relationship in which one species is benefitted, whereas the other is unaffected III. predator is an organism that catches and kills other organism for food of same species IV. parasite is an organism which always lives inside the body of other organism and may kill it Select the correct option

Which statements are true? (a) One is benefitted and other unaffected in mutualism. (b) Both partners are benefitted in commensalism. (c ) One kills and feeds on another in predation. (d) Both partners are benefitted in symbiosis.

The interaction between life organisms of one of the following pairs is an example for commensalism.