Excretion in Animals
Excretion in Animals: Overview
This topic covers concepts, such as Excretion in Animals, Excretory Products and Their Elimination, Nitrogenous Waste, Urea, Uric Acid, Non Nitrogenous Waste Materials, Ammonotelism, Guanotelism, Osmoregulators, Osmoconformers, Excretory Organs, Excretory Organs of Protozoans and Invertebrates, Protonephridia & Metanephridia etc.
Important Questions on Excretion in Animals
A person suffers from frequent urination, feels
thirsty and there is no glucose in urine, what
may be the cause?

The loop of Henle is most highly developed in


Function of glomerulus in mammalian kidney is

The function of kidney in mammals is to excrete

Kidney of vertebrates resembles with contractile vacuole of protozoans in expelling out

the conversion of the protein waste, ammonia into urea occurs mainly in

Kidneys are not only the organs of excretion. Their work is supplemented by


A nephridium of an earth worm drains materials directly from the


The main function of loop of henle is the reabsorption of water from the contents of renal tubles. In which of the following will the loop of Henle by poorly developed or even absent.



Excretion of nitrogenous waste mainly as uric acid by birds is helpful for

Which one of the following sets of animals produces the same substance as their chief excretory product?


Animal species living in chronic shortage of water generally excrete uric acid as the principal nitrogenous waste product because

uricotelic animals are those that eliminate the nitrogenous wastes predominantly in the form of

Ureotelic animals are those that eliminate the nitrogenous wastes predominantly in the form of
