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प्रश्न
Distinguish between the following pair:
Exocrine and endocrine glands (secretory substance and example)
उत्तर
Exocrine glands: Exocrine glands secrete sweat, tears, saliva, milk, and· digestive juices and release them through a duct or opening to the body surface.
Endocrine glands: The endocrine glands secrete hormones like adrenaline, insulin, thyroxine, and luteinizing hormones directly into the blood.
संबंधित प्रश्न
Put a tick mark (✓) against the correct alternative in the following statement:
The emergency hormone to face the danger or to fight is secreted by:
Match the items in Column A with those in Column B. Column A Column B
| Column A | Column B |
| (a) Cretinism | (i) Pituitary gland |
| (b) Diabetes mellitus | (ii) Under the development of infant |
| (c) Increased metabolic rate | (iii) Oversecretion of thyroxine |
| (d) Simple goitre | (iv) Insufficient iodine in food |
| (e) Growth hormone | (v) Insufficient insulin in the blood. |
What causes diabetes?
Give one role of hormone therapy.
Match Column I with Columns II and III.
| Column I | Column II | Column III |
| Auxin | Gibberella fujikuroi | Abscission |
| Ethylene | Coconut milk | Intermodal elongation |
| Abscisic acid | Coleoptile tip | Apical dominance |
| Cytokinin | Chloroplast | Ripening |
| Gibberellins | Fruits | Cell division |
Susan’s father feels very tired and frequently urinates. After clinical diagnosis, he was advised to take an injection daily to maintain his blood glucose level. What would be the possible cause for this? Suggest preventive measures.
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
Write the Zwitter ion structure of alanine.
Regulation of activities inside the body are brought about by ______ and ______ systems.
