Match List $I$ with List $II$ :
List $I$ (Interaction) | List $II$ (Species $A$ and $B$) |
$A$. Mutualism | $I$. $+(A), 0(B)$ |
$B$. Commensalism | $II$. $-(A), 0(B)$ |
$C$. Amensalism | $III$. $+(A),-(B)$ |
$D$. Parasitism | $IV$. $+(A),+(B)$ |
Choose the correct answer from the options given below:
A-III, B-I, C-IV, D-II
A-IV, B-II, C-I, D-III
A-IV, B-I, C-II, D-III
A-IV, B-III, C-I, D-II
Carnivorous animals - lions and leopards, occupy the same niche but lions predate mostly larger animals and leopards take smaller ones. This mechanism of competition is referred to as
$A$ : Five closely related species of warblers living on the same tree can avoid competition and co-exist.
$R$ : This occurs due to behavioural differences in their foraging activities.
Which of the following is an example of a defence used by plants against herbivores?
$I.$ Production of caffeine, tannin quinine
$II.$ More production of non-woody tissues
$III.$ Productions of hairs, thorns, spines
$IV.$ Production of hormone-like chemicals that interfere with insect metamorphosis
Select the correct pair
Competition is a rivalry between two or more organisms for obtaining the same resources. It is a type of
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