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प्रश्न
One of the following sets of body parts or substances or processed, pick out the one item which overall includes the remaining foir.
Skin, liver, lungs, kidneys, excretion.
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उत्तर
Excretion
संबंधित प्रश्न
The Biological/technical term for The removal of nitrogenous wastes from the body
The diagram given below shows a section of human kidney. Study the diagram carefully and answer the questions that follow :
(i) Label the parts numbered 1 to 4.
(ii) Why does part ‘2’ have a striped appearance?
(iii) What is the fluid that passes down part ‘4’? Name the main nitrogenous waste present in it.
(iv) Mention the structural and functional units of kidneys.
(v) Name the two major steps in the formation of the fluid mentioned in Q.5 (a) (iii).
Blood in the renal artery or renal vein (Which one has more urea ?)
Differentiate between the following pair on the basis of what is indicated in the bracket.
Ureter and Urethra [function]
Name a waste gas released by the plants only during the night time.
Name the various organs of the human excretory system.
Why is excretion necessary in living beings?
Fill in the blank.
....................... are present in the stem of pine tree that make the pinewood strong and durable.
Differentiate between
tannins and resins
Complete the following sentence with appropriate word:
The sum total of all the chemical reactions taking place in the cell is known as ______.
