Which of the following statements regarding species interdependence are true?
$I.$ An Association of two species where one is benefitted and other remains unaffected is called mutualism.
$II.$ An interspecific association where both partners derive benefit from each other is called commensalism.
$III.$ A direct food relation between two species of animals in which one animal kills and feeds on another is referred as predation.
$IV.$ A relationship between two species of organisms where both are partners are
benefitted from each other is called symbiosis
$I$ and $II$ only
$III$ and $IV$ only
$I$ and $III$ only
$II$ and $III$ only
Select the correct match
$( I )$ | $( II )$ | $( III )$ |
$( a )+$ | $( i )-$ | $( P )$ Amensalism |
$( b )-$ | $( i )-$ | $(Q)$ Commensalism |
$( c )-$ | $( i )0$ | $(R)$ Predation |
$( d )+$ | $( i )0$ | $(S)$ Competition |
A cokoo laying eggs in the nest of other species of birds is an example of
Which one of the following statements cannot be connected to Predation?
While explaining interspecific interaction of population, $(+)$ sign is assigned for beneficial interaction,$(-)$ sign is assigned for detrimental interaction and $(0)$ for neutral interaction. Which of the following interactions can be assigned $(+)$ for one species and $(-)$ for another species involved in the interaction?
Match the column $I$ and $II$
Column - $I$ | Column - $II$ |
$(a)$ Parasitism | $(i)$ $++$ |
$(b)$ Commensalism | $(ii)$ $+-$ |
$(c)$ Amensalism | $(iii)$ $0+$ |
$(d)$ Mutualism | $(iv)$ $0-$ |