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प्रश्न
Read the following terms given below.
| root hairs | xylem | urethra |
| arteries | kidneys | veins |
| atria | capillaries | heart |
| ureter | phloem | urinary bladder |
Group the terms on the basis of the categories given below.
- Circulatory system of animals.
- Excretory system in human.
- Transport of substances in plants.
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उत्तर
- Circulatory system of animals - arteries, atria, capillaries, veins, heart
- Excretory system in human - ureter, kidneys, urethra, urinary bladder
- Transport of substances in plants - root hairs, xylem, phloem
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संबंधित प्रश्न
Match the items of column I with those of column II:
| Column I | Column II | ||
| (a) | Ammonotelism | (i) | Birds |
| (b) | Bowman’s capsule | (ii) | Bowman’s capsule |
| (c) | Micturition | (iii) | Bony fish |
| (d) | Uricotelism | (iv) | Urinary bladder |
| (e) | ADH | (v) | Renal tubule |
Explain the Term: Malpighian body
Write the functional activity of the following structure: Adrenal gland
The functional unit of kidney is ______.
Differentiate protonephridia from metanephridia.
Kidneys receive approximately ______ liters of blood.
Arrange the following statements in the correct order in which they occur during the formation and removal of urine in human beings.
- Ureters carry urine to the urinary bladder.
- Wastes dissolved in water are filtered out as urine in the kidneys.
- Urine stored in the urinary bladder is passed out through the urinary opening at the end of the urethra.
- Blood containing useful and harmful substances reaches the kidneys for filtration.
- Useful substances are absorbed back into the blood.
Identify the incorrect statement regarding the acids excreted by the human kidney.
Give two examples of the following:
Accessory excretory organs
Sodium chloride contained in glomerular filtrate is fully reabsorbed in the renal tubule.
