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प्रश्न
What do kidneys excrete?
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उत्तर
Kidneys remove the poisonous substance (urea), other waste salts and excess water from the blood, and excrete them in the form of urine.
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संबंधित प्रश्न
Match structures given in Column I with functions given in Column II.
| Column I | Column II | ||
| (i) | Stomata | (a) | Absorption of water |
| (ii) | Xylem | (b) | Transpiration |
| (iii) | Root hairs | (c) | Transport of food |
| (iv) | Phloem | (d) | Transport of water |
| (e) | Synthesis of carbohydrates |
The form in which glucose in stored in liver.
Write the functions of Kidney
Name the two parts of a plant through which its gaseous waste products are released into the air.
What is the role of glomerulus in the kidney?
What is the name of the tubes which connect the kidneys to bladder?
The excretory unit in the human excretory system is called:
Differentiate between
excretion and transpiration
Define the following term:
Micturition
Look at the figure given bellow, it is a section of human kidney as seen from the front.
Is it a longitudinal section or a cross-section?
Name the following:
Functional unit of kidney.
Describe in brief how urine is produced in the human body.
Given below is a simple diagram of the human kidney cut open longitudinally. Answer the following questions:
c
(v) Write two differences in the composition of the blood flowing through blood vessels A and B.
Draw a labeled diagram of the human kidney as seen in a longitudinal section.
Complete the following sentence with appropriate word:
The knot of blood vessel inside the Bowman’s capsule is ______.
Write the functional activity of the following structure: Nephron
Write the functional activity of the following structure: Renal vein
Name the organs that store and release the urine.
