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प्रश्न
What are hormones? Give examples.
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उत्तर
Hormone is an organic substance that is sëcreted by one tissue into the bloodstream and induces a physiological response in other tissues. It is an intercellular signaling molecule. Virtually every process in a complex organism is regulated by one or more hormones. For example, insulin, epinephrine, estrogen, androgen, etc.
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संबंधित प्रश्न
Fill in the blank:
Blood pressure is controlled by the endorine gland called __________.
Find the odd-one out, giving reason:
Pituitary, adrenal, thyroid, salivary gland
Define the following term:
Hormones
Select and write the most appropriate answer from the given.
Which of the following hormones is responsible for regulating the blood sugar level in the human body?
Give two differences between Hormones and vitamins.
The hormone which increases the fertility in males is called
Match the terms of Column (A) with those of Column (B)
| Column (A) | Column (B) |
| (a) Olfactory receptors | (i) Tongue |
| (b) Thermo receptors (temperature receptors) | (ii) Eye |
| (c) Gustatoreceptors | (iii) Nose |
| (d) Photoreceptors | (iv) Skin |
Give the full form of the following abbreviation:
ADH
With the help of an example, explain how does the feedback mechanism regulate the hormone secretion.
Priya tried to match the hormones with their effect on the human body. She tabulated the pairs as follows:
| Hormone | Effect on the body |
| P | Stimulates conversion of Glycogen to Glucose |
| Q | Reabsorption of water by the Nephrons. |
Identify the correct pair of hormones.
