Which of the following is not a defence evolv | vedclass

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(D) Pheromones are chemical substances released by an animal into its environment that influence the behavior and development of other individuals of

Vedclass · Accepted Answer

Secretion of pheromones

Vedclass · Answer

(D) Pheromones are chemical substances released by an animal into its environment that influence the behavior and development of other individuals of the same species,acting as chemical messengers. They are primarily used for sexual attraction,territorial marking,individual recognition,alarm signaling,communication,and expressing aggression. They are not evolved as a defense mechanism by prey to avoid predators.

Column $-I$	Column $-II$
$(a)$ Predation	$(i) \ (-, 0)$
$(b)$ Commensalism	$(ii) \ (+, -)$
$(c)$ Mutualism	$(iii) \ (+, 0)$
$(d)$ Amensalism	$(iv) \ (+, +)$

Which of the following is not a defence evolved by a prey to avoid predators?

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Match Column $-I$ with Column $-II$ and select the correct option.

Column $-I$ Column $-II$

$(a)$ Predation $(i) \ (-, 0)$

$(b)$ Commensalism $(ii) \ (+, -)$

$(c)$ Mutualism $(iii) \ (+, 0)$

$(d)$ Amensalism $(iv) \ (+, +)$

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