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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
Diagrammatically indicate the location of the various endocrine glands in our body.
| Hormones | Target gland |
| Corticotrophin (ACTH) | ______ |
The diagram give below represents an endocrine gland in the human body. Study the diagram and answer the following questions: 
Explain the term ‘Hormone’. What is the role of Tropic hormones in the human body?
Differentiate: Gigantism and Acromegaly.
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).
(iii) Which chemicals in our body are greatly affected by hormones?
(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).
Choose the Odd One Out
Choose the Odd One Out.
Choose the Odd One Out
Which of the following gland is related with immunity?
Comment on the functions of adrenalin.
