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प्रश्न
Which statement is not for a hormone?
विकल्प
They act on target organs usually away from the source glands.
They are secreted directly into the blood.
They are used again and again like catalysts.
They are produced in very minute quantities and are biologically very active.
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उत्तर
They are used again and again like catalysts.
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संबंधित प्रश्न
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| Gland/Organ | Hormone | Function |
| (i) Stomach | __________ | __________ |
| (ii) Parathyroid | __________ | __________ |
| (iii) __________ | __________ | Lowers blood sugar level. |
| (iv) Adrenal medulla | __________ | __________ |
| (v) Pancreas (Alpha cells) | __________ | __________ |
| (vi) Testes | __________ | __________ |
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Given below is an outline of the human body showing the important glands.
(i) Name the glands marked 1 to 5.
(ii) Name the hormone secreted by 2. Give one important function of this hormone.
(iii) Name the endocrine cells present in part 3.
(iv) Name the hormone secreted by part 3. Give one important function of this hormone.
Given alongside are the diagrammatic sketches of some endocrine glands. Observe the figures and answer the following questions:
(i) Label the parts numbered 1 to 5.
(ii) Name the hormones secreted by (2) and (5).
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(iv) What is the chemical nature of hormones?
(v) Name the elements related to the functioning of hormones secreted by the structure (2) and (5).
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