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प्रश्न
How are waste products excreted in Amoeba?
उत्तर
Amoeba excretes excess carbon dioxide, water and ammonia. Carbon dioxide is excreted by diffusion through the cell membrane, while excess water and nitrogenous waste like ammonia is removed by the contractile vacuole.
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संबंधित प्रश्न
Explain the term haemodialysis.
Draw a diagram of the human excretory system and label the various parts.
Bile, Urea, Uric acid, Ammonia
Define excretion
What is the name of the tubes which connect the kidneys to bladder?
A dialysis machine contains long tubes coiled in a tank containing dialysing solution Of what substance are the tubes made?
Where is urine carried through ureters?
Put a tick mark (✓) against the most appropriate alternative in the following statement :
In human beings, urea is produced in :
Why is it necessary to maintain a normal osmotic concentration of the blood?
In summer the urine is slightly thicker than in winter explain the reason.
Choose the odd one out in the following series:
Proximal convoluted duct, loop of Henle, vein.
Choose the odd one out in the following serie:
Column of Bertini, minora calyces, brain.
Describe in brief how urine is produced in the human body.
Name the Following
The branch of renal artery which enters into Bowman’s capsule.
Write the functional activity of the following structure: Henle’s loop
Choose the Odd One Out:
Choose the correct option.
What is micturition?
Bilirubin and Biliverdin are pigments which are ____________.
The process of diffusion of solvent particles from the region of less solute concentration to a region of high solute concentration through a semi-permeable membrane is known as ____________.
Give reason:
Excretion is a necessary process of our body.
