Question

Shweta’s grandfather was taken to the hospital as he was unable to perform

excretory processes. Shweta heard a nurse talking to her father that her

grandfather’s has kidney failure and needs to undergo dialysis. Shweta later

asked her father as what is dialysis process and why does grandpa needs it? Her

father smiles and tells her all the facts associated with this process.

(a) What do you mean by dialysis?

(b) Excretion is an important life process. How?

(c) Why is there a need for dialysis in some people?

(d) Which is the major excretory organ in humans​

Answer 1

a) Dialysis is the process which helps to remove nitrogenous waste products from our body.

b) Excretion is important because it is necessary to remove these unwanted substances from our body or else it will lead some excretory diseases.

c) Dialysis is done to some people because their excretory organ has failed and therefore need to remove the waste by an artificial kidney.

d) Kidney is the major excretory organ in human beings.