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12th Standard Chemistry Chemistry In Everyday Life English Medium Free Online Test One Mark Questions 2020 - 2021

12th Standard EM

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Chemistry

Time : 00:20:00 Hrs
Total Marks : 20
    Answer all the questions
    20 x 1 = 20
  1. Which of the following is an analgesic?

    (a)

    Streptomycin

    (b)

    Chloromycetin

    (c)

    Asprin

    (d)

    Penicillin

  2. Antiseptics and disinfectants either kill or prevent growth of microorganisms. Identify which of the following statement is not true

    (a)

    dilute solutions of boric acid and hydrogen peroxide are strong antiseptics.

    (b)

    Disinfectants harm the living tissues

    (c)

    A 0.2% solution of phenol is an antiseptic while 1% solution acts as a disinfectant.

    (d)

    Chlorine and iodine are used as strong disinfectants

  3. Which one of the following structures represents nylon 6,6 polymer?

    (a)

    (b)

    (c)

    (d)

  4. Nylon is an example of

    (a)

    polyamide

    (b)

    polythene

    (c)

    polyester

    (d)

    poly saccharide

  5. Non stick cook wares generally have a coating of a polymer, whose monomer is

    (a)

    ethane

    (b)

    prop-2-enenitrile

    (c)

    chloroethene

    (d)

    1,1,2,2-tetrafluoroethane

  6. An example of antifertility drug is

    (a)

    novestrol

    (b)

    seldane

    (c)

    salvarsan

    (d)

    Chloramphenicol

  7. Regarding cross-linked or network polymers, which of the following statement is incorrect?

    (a)

    Examples are Bakelite and melamine

    (b)

    They are formed from bi and tri-functional monomers

    (c)

    They contain covalent bonds between various linear polymer chains

    (d)

    They contain strong covalent bonds in their polymer chain

  8. Ampicillin is an example of _______ drugs.

    (a)

    anaesthetic

    (b)

    antibiotic

    (c)

    tranquilizer

    (d)

    none of the above

  9. Antacids are ________

    (a)

    aluminium hydroxide

    (b)

    magnesium hydroxide

    (c)

    both (a) and (b)

    (d)

    neither (a) or (b)

  10. Aspirin is _______

    (a)

    benzoyl salicylic acid

    (b)

    acetyl salicylic acid

    (c)

    methyl salicylic

    (d)

    both (b) and (c)

  11. 2-acetoxy benzoic acid is used as an _________

    (a)

    anti malarial

    (b)

    antihistamine

    (c)

    antipyretic

    (d)

    antidepressant

  12. The drug used in major surgical procedure is ________

    (a)

    procaine

    (b)

    lidocaine

    (c)

    propofol

    (d)

    morphine

  13. Sulphur dioxide act as _________

    (a)

    antimicrobial agents

    (b)

    antioxidants

    (c)

    enzyme inhibitors

    (d)

    all the above

  14. Which of the following is not a non - narcotic analgesic?

    (a)

    codeine

    (b)

    acetaminophen

    (c)

    aspirin

    (d)

    ibuprofen

  15. Addition polymerisation is also called as _______ polymerisation.

    (a)

    chain growth

    (b)

    condensation

    (c)

    step growth

    (d)

    none of the above

  16. The specific treatment of a disease using medicine is known as ________

    (a)

    inhibitors

    (b)

    chemotherapy

    (c)

    Competitire inhibiters

    (d)

    both (a) and (c)

  17. The quality of a soap is described in term of _______

    (a)

    LDPE

    (b)

    HDPE

    (c)

    TFM (Total fatty matter)

    (d)

    LFM (Lowfatty matter)

  18. _______ is used in the manufacture of hoses and tank linings.

    (a)

    Buna-s

    (b)

    Neo prene

    (c)

    PHBV

    (d)

    Buna - N

  19. Which of the following is not an anesthetics?

    (a)

    nitrous oxide

    (b)

    chloroform

    (c)

    ether

    (d)

    novalgin

  20. Phenacetin is _______

    (a)

    antipyretic

    (b)

    analgesic

    (c)

    antibiotic

    (d)

    antiseptic

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