Question
Which one of the following options gives the correct categorisation of six animals according to the type of nitrogenous wastes (A, B, C), they give out?
-
A
AmmonotelicB
UreotelicC
UricotelicPigeon, Humans Aquatic Amphibia, Lizards Cockroach, Frog -
A
AmmonotelicB
UreotelicC
UricotelicFrog, Lizards Aquatic Amphibia, Humans Cockroach, Pigeon -
A
AmmonotelicB
UreotelicC
UricotelicAquatic Amphibia Frog, Humans Pigeon, Lizards, Cockroach -
A
AmmonotelicB
UreotelicC
UricotelicAquatic Amphibia Cockroach, Humans Frog, Pigeon, Lizards
Solution
C.
A Ammonotelic |
B Ureotelic |
C Uricotelic |
Aquatic Amphibia | Frog, Humans | Pigeon, Lizards, Cockroach |
On the basis of nitrogenous metabolic waste the animal are of four types:
(i) Ammonotelic: Excreted ammonia, e.g., aquatic animals, bony fishes, frog, toad and crocodile, etc.
(ii) Aminotelic Excreted amino acid, e.g., Mollusca and echinoderms.
(iii) Ureotelic Excreted urea, e.g., frog, toad and mammals.
(iv) Uricotelic Excreted uric acid, e.g., insects, land reptiles and birds.