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Question
Give two examples of the following:
Main excretory organs
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Solution
- Kidneys
- Lungs
RELATED QUESTIONS
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 |
Explain Selective reabsorption
Define excretion.
Name the following:
The vein in which urea concentration is maximum
Why is it necessary to maintain a normal osmotic concentration of the blood?
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?
Complete the following sentence with appropriate word:
______ is the functional unit of kidney.
Among the following animals, the best conserver of water is ______.
Plants use completely different process for excretion as compared to animals. Which one of the following processes is NOT followed by plants for excretion?
Given below is a list of substances - select the ones that need to be eliminated from the body.
Glucose, excess water, amino acids, urea, carbon dioxide, excess common salt, glycogen, uric acid.
