Which one of the following is $NOT$ an adaptation found in endoparasites?

Given below are two statements: one is labelled as Assertion $A$ and the other is labelled as Reason $R$.
Assertion $A$: Abingdon tortoise in Galapagos islands became extinct within a decade after goats were introduced.
Reason $R$: Goats were more efficient at browsing than Abingdon tortoise.
In the light of the above statements, choose the most appropriate answer from the options given below:

Which one of the following is $INCORRECT$ about population interaction?

Which of the following represents the correct pair of organisms and their type of interaction?

An orchid plant grows on the branch of a mango tree. What type of interaction exists between the orchid and the mango tree?

Animals have evolved various innate mechanisms to avoid predators. Some examples are given below. Select the incorrect example.