Advertisements
Advertisements
Question
The excretory organs in an earthworm are:
(a) nephridia
(b) nephrons
(c) raphides
(d) ureters
Advertisements
Solution
(a) nephridia
In earthworm, the main excretory organs are nephridia. It functions like a kidney.
APPEARS IN
RELATED QUESTIONS
Explain the term haemodialysis.
Bile, Urea, Uric acid, Ammonia
Mention the exact location of the Prostate gland.
Write the functions of Ureter.
Define excretion.
What job is done by the kidneys?
What are the methods used by plants to get rid of their waste products?
Where is urine carried through ureters?
The organs A of a person have been damaged completely due to which too much of a poisonous waste material B has started accumulating in his blood, making it dirty. In order to save this person's life, the blood from an artery in the person's arm is made to flow into long tubes made of substance E which are kept in coiled form in a tank containing solution F. This solution contains three materials G, H and I in similar proportions to those in normal blood. As the person's blood passes through long tubes of substance E, most of the wastes present in it go into solution. The clean blood is then put back into a vein in the arm of the person for circulation.
(a) What are organs A?
(b) Name the waste substance B.
(c) What are (i) E, and (ii) F?
(d) Name G, H and I.
(e) What is the process described above known as?
Write down the functional activity of the following parts,
Henle's loop ………………
Label the diagram given below :
Name the Following
The structural and functional units of kidney
Name the Following
The substance found in excess in the urine of a diabetic patient.
Write the functional activity of the following structure: Renal artery
Choose the correct option.
In human beings, uric acid is formed due to metabolism of ______.
Among the following animals, the best conserver of water is ______.
Name the organs that store and release the urine.
Give two examples of the following:
Bile pigments
The statement given below is false. Rewrite the correct form of the statement by changing the underlined word.
The pigment urochrome is the breakdown product of the haemoglobin of dead RBCs.
