Biology, asked by sunanda36, 1 year ago

what are the structures involved in excretory system for first time..? In given options.
Annelids
Platyhelminthes
Arthropods
Coelenterates

Answers

Answered by sohanisallam

-annelida - nephridia is excretory organ
-platyhelminthus - Flame cell (specialised cell)
-coelenterates - excretion takes place by body surface
-arthropods - excretory organ are antennary in prawn
coxal gland in scorpion, malpighian tubules in insects

sunanda36: Which one will appear for first time..?

sunanda36: In the options

sohanisallam: coelenterata

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