(B) The correct answer is $B$. Commensalism is a type of population interaction between two living individuals of different species in which one organ

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(B) The correct answer is $B$. Commensalism is a type of population interaction between two living individuals of different species in which one organism is benefitted,while the other is neither harmed nor benefitted to any significant extent.

Class 12 Biology Organisms and Populations Population Interactions

Medium

When one organism is benefitted without affecting the other,it is called:

A
Parasitism
B
Commensalism
C
Saprophytism
D
Symbiosis

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Class 12 Questions

Class 12

Biology Questions

Chapter

Organisms and Populations

Subtopic

Population Interactions

Match the following population interactions with their respective signs and descriptions:

Interaction Type Sign Description

$(a)$ Parasitism $(i) -, 0$ $(A)$ Both get benefitted

$(b)$ Amensalism $(ii) -, -$ $(B)$ One gets harmed,other has no effect

$(c)$ Competition $(iii) +, -$ $(C)$ Both get harmed

$(d)$ Mutualism $(iv) +, +$ $(D)$ One is harmed and second is benefited

Interaction Type	Sign	Description
$(a)$ Parasitism	$(i) -, 0$	$(A)$ Both get benefitted
$(b)$ Amensalism	$(ii) -, -$	$(B)$ One gets harmed,other has no effect
$(c)$ Competition	$(iii) +, -$	$(C)$ Both get harmed
$(d)$ Mutualism	$(iv) +, +$	$(D)$ One is harmed and second is benefited