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प्रश्न
Give two examples of the following:
Main excretory organs
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उत्तर
- Kidneys
- Lungs
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संबंधित प्रश्न
Explain Selective reabsorption
Correct the following statements by changing the underlined words:
The normal pale yellow colour of the urine is due to the presence of the pigment Melanin.
What is the function of excretory system in humans?
Fill in the blank.
....................... are present in the stem of pine tree that make the pinewood strong and durable.
Differentiate between
tannins and resins
Write down the functional activity of the following parts,
Henle's loop ………………
Given below is a diagram of a human kidney, cut open longitudinally. Answer the following:

(i) Give definition of excretion.
(ii) Name the unit of kidney.
(iii) Why does the cortex of kidney show dotted appearance?
(iv) List the functions of the kidney.
Given below is a highly simplified diagram of the human kidney cut open longitudinally. Answer the question that follow:
Mention two functions of the kidney.

Explain the Term: Ureter
Give two examples of the following:
Water-soluble vitamins
