Gause's principle of competitive exclusion states that

  • A
    no two species can occupy the same niche indefinitely for the same limiting resources
  • B
    larger organisms exclude smaller ones through competition
  • C
    more abundant species will exclude the less abundant species through competition
  • D
    competition for the same resources exclude species having different food preferences.

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The Monarch butterfly is not eaten by predators because of:

Flamingos and fish compete in a lake for .......... .

Select the correct statement for parasitism.

Observe the set of $4$ figures $A$,$B$,$C$ and $D$ and answer the following questions:
$(i)$ Which one of the figures shows mutualism?
$(ii)$ What kind of association is shown in $D$?
$(iii)$ Name the organisms and the association in $C$.
$(iv)$ What role is the insect performing in $B$?

Match List-$I$ with List-$II$:
List-$I$ List-$II$
$A$. Cuscuta plant growing on hedge plant $I$. Mutualism
$B$. One to one relationship between fig tree and female wasp $II$. Predation
$C$. $A$ sparrow eating any seed $III$. Parasitism
$D$. Extinction of Abingdon tortoise due to introduction of goats on Galapagos Islands $IV$. Competition

Choose the correct answer from the options given below:

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