Match List-I (Drugs/Chemicals) with List -II (Their uses) and select the correct answer using the codes given below: List-I List-IIA. Atropine1. Local anaesthesiaB. Ether2. Heart troubleC. Nitroglycerine3. Dilation of pupilD. Pyrethrin4. Mosquito controlCodes:
✓ Correct answer: d) A – 3; B – 1; C – 2; D – 4
ExplanationA is matched with 3: Atropine is an alkaloid used primarily to dilate the pupil during eye exams or surgeries.It is also used in emergency situations to treat heart trouble, especially in cases of bradycardia (slow heart rate).B is matched with 1: Ether is an anesthetic and was historically used for local anesthesia or as a general anesthetic in surgeries.C is matched with 2: Nitroglycerine is used to treat heart trouble, especially angina (chest pain) by dilating blood vessels and reducing the heart’s workload.D is matched with 4: Pyrethrin is a natural insecticide, derived from chrysanthemums, used for mosquito control and to manage other pests like lice.492
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