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प्रश्न
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 |
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उत्तर
| Column I | Column II | Column III |
| Auxin | Coleoptile tip | Apical dominance |
| Ethylene | Fruits | Ripening |
| Abscisic acid | Chloroplast | Abscission |
| Cytokinin | Coconut milk | Cell division |
| Gibberellins | Gibberella fujikuroi | Intermodal elongation |
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संबंधित प्रश्न
Put a tick mark (✓) against the correct alternative in the following statement:
In humans, increased thyroxine production results in :
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. |
Multiple choice question. Tick (✓) the correct choice:
The hormone thyroxine is secreted by
- pituitary gland
- adrenal gland
- thyroid gland
- pancreas
State whether the following statement is true (T) or false (F):
For hormones to be effective in their actions, they are required in sufficiently large quantities.
Name the disease caused by failure of the gland to produce insulin.
Insulin, a hormone chemically is ___________.
Which of the following statements is correct about receptors?
Blood sugar level rises due to deficiency of which hormone?
State properties of hormones.
Distinguish between the following pair:
Exocrine and endocrine glands (secretory substance and example)
