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Olympiad (Class 11) Olympiad Chemistry — practice questions

Explore 30 free Olympiad Chemistry questions in Olympiad (Class 11) Chemistry. Open each question or exercise to read its content, reference answers and available explanation.

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Olympiad Chemistry questions and exercises with answers

Showing questions 1–30 of 30.

The use of chemicals for a therapeutic effect on the body is called:Read the answer and worked solution →A patient with acidity is given sodium hydrogencarbonate. Such a drug is an:Read the answer and worked solution →A drug that blocks the natural action of histamine in an allergy is an:Read the answer and worked solution →A class of drugs used to treat stress, anxiety and mental disease are the:Read the answer and worked solution →A drug that reduces or abolishes pain without loss of consciousness is an:Read the answer and worked solution →Aspirin and paracetamol are examples of analgesics that are:Read the answer and worked solution →Besides relieving pain, aspirin is also used to help prevent:Read the answer and worked solution →Morphine and its homologues used for severe pain relief are called:Read the answer and worked solution →An antibiotic effective against a wide range of bacteria is described as:Read the answer and worked solution →Penicillin G works against a small range of bacteria, so it is:Read the answer and worked solution →The broad spectrum antibiotic first isolated in 1947 was:Read the answer and worked solution →In India, penicillin is manufactured at Hindustan Antibiotics located in:Read the answer and worked solution →Chemicals applied to living tissue such as wounds and cuts are called:Read the answer and worked solution →Dettol, a common household antiseptic, is a mixture of terpineol and:Read the answer and worked solution →Chemicals applied to floors, drains and instruments rather than skin are:Read the answer and worked solution →Phenol at 0.2 per cent acts as an antiseptic, but at 1 per cent it acts as a:Read the answer and worked solution →Birth control pills contain synthetic derivatives of estrogen and:Read the answer and worked solution →The first popular artificial sweetening agent, useful for diabetic patients, was:Read the answer and worked solution →The most successful and widely used artificial sweetener, unstable when heated, is:Read the answer and worked solution →Sucralose, which looks and tastes like sugar, is a trichloro derivative of:Read the answer and worked solution →Chemicals that prevent food spoiling due to microbial growth are:Read the answer and worked solution →A very common food preservative, besides salt and sugar, is sodium:Read the answer and worked solution →Catch the medicinesRead the answer and worked solution →Pop the sweetenersRead the answer and worked solution →Run the medicine gatesRead the answer and worked solution →Slice the real drugsRead the answer and worked solution →On skin or on floorsRead the answer and worked solution →Sort the everyday chemicalsRead the answer and worked solution →Type the numberRead the answer and worked solution →Everyday chemistry bingoRead the answer and worked solution →

Worked practice questions

The use of chemicals for a therapeutic effect on the body is called:

  1. Chemotherapy
  2. Chemosynthesis
  3. Chemodynamics
  4. Chemoreception
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Correct answer: A. Chemotherapy

1. Drugs are chemicals given for healing. 2. That use has a formal name. 3. It is chemotherapy. _Source: syllabus Chemistry Part II, Class XII, Chemistry in Everyday Life._

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A patient with acidity is given sodium hydrogencarbonate. Such a drug is an:

  1. Antibiotic
  2. Antacid
  3. Antibody
  4. Antiseptic
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Correct answer: B. Antacid

1. The complaint is excess acid in the stomach. 2. A drug that neutralises it is needed. 3. That drug is an antacid. _Source: syllabus Chemistry Part II, Class XII, Chemistry in Everyday Life._

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A drug that blocks the natural action of histamine in an allergy is an:

  1. Antihistamine
  2. Antidepressant
  3. Antioxidant
  4. Antiseptic
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Correct answer: A. Antihistamine

1. Allergy symptoms follow the release of histamine. 2. Some drugs interfere with that action. 3. They are antihistamines. _Source: syllabus Chemistry Part II, Class XII, Chemistry in Everyday Life._

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More Chemistry topics

ChemistryChemistry in Everyday Life