Pheromones are chemicals that are used in ani | vedclass

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(D) Pheromones are chemical substances secreted by animals,especially insects,that trigger a social response in members of the same species.These chem

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All the above

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(D) Pheromones are chemical substances secreted by animals,especially insects,that trigger a social response in members of the same species.These chemical messengers are used for various purposes including:$1$. Acting as sex attractants to find mates.$2$. Sending alarm signals to warn others of danger.$3$. Marking trails to guide other members of the colony to food sources.Therefore,all the given options are correct.

Name of Disease	Causative agent	Symptoms
$1$. Malaria	$i$. $Entamoeba \text{ } histolytica$	$p$. Diarrhoea and flatulence
$2$. Elephantiasis	$ii$. $Plasmodium \text{ } ovale$	$q$. Enlargement of lymph vessels and nodes
$3$. Amoebiasis	$iii$. $Brugia \text{ } malayi$	$r$. Arthralgia and anaemia

Column-$I$	Column-$II$
$(P)$ Pertussis	$(i)$ Virus
$(Q)$ Dengue	$(ii)$ Protozoa
$(R)$ Amoebiasis	$(iii)$ Helminth
$(S)$ Filariasis	$(iv)$ Bacteria

Pheromones are chemicals that are used in animals for:

Similar Questions

Which type of diseases are limited to the individual and do not spread to other individuals?

Skin is a:

Match the following columns correctly.
Column-$I$ Column-$II$
$(P)$ Pertussis $(i)$ Virus
$(Q)$ Dengue $(ii)$ Protozoa
$(R)$ Amoebiasis $(iii)$ Helminth
$(S)$ Filariasis $(iv)$ Bacteria

What is the full form of $WHO$?

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