Chemistry - Chemistry in Everyday Life
Exam Duration: 45 Mins Total Questions : 30
The most useful classification of drugs for medicinal chemists is
- (a)
On the basis of chemical structure
- (b)
On the basis of drug action
- (c)
On the basis of molecular targets
- (d)
On the basis of pharmacological effect
Which statement about aspirin is not true?
- (a)
Aspirin belongs to narcotic analgesics.
- (b)
It is effective in relieving pain.
- (c)
It has antiblood clotting action.
- (d)
It is a neurologically active drug
The drug used for the prevention of heart attacks is
- (a)
aspirin
- (b)
valium
- (c)
chloramphenicol
- (d)
cephalsoprin
Which of the following is not an analgesic?
- (a)
Ibuprofen
- (b)
Dichlofenac sodium
- (c)
Naproxen
- (d)
Ofloxacin
An ester used as medicine is
- (a)
ethyl acetate
- (b)
methyl acetate
- (c)
methyl salicylate
- (d)
ethyl benzoate
Substances which affect the central nervous system and include sleep are called
- (a)
analgesics
- (b)
antipyretics
- (c)
tranquilizers
- (d)
None of these
Luminal, a barbiturate drug, is used as
- (a)
antihistamine
- (b)
hypnotic
- (c)
antiseptic
- (d)
antimalarial
Which of the following is not an antiseptic drug?
- (a)
Dettol
- (b)
Iodoform
- (c)
Gention violet
- (d)
Lindane
Which of the following can act as both as an antiseptic and disinfectant?
- (a)
Chloroxylenol
- (b)
Bithional
- (c)
Phenol
- (d)
Aspirin
A narrow spectrum antibiotic is active against
- (a)
gram positive or gram negative bacteria
- (b)
gram negative bacteria only
- (c)
single organism or one disease
- (d)
both gram positive and gram negative bacteria
Which of the following is an antibiotic?
- (a)
Compose
- (b)
Aspirin
- (c)
Ampicillin
- (d)
All of the above
Species used in the preparation of antacid are
- (a)
NaHCO3 and Mg(OH)2
- (b)
Ca(HCO3)2 and Mg(OH)2
- (c)
Na2CO3 and Ca(HCO3)2
- (d)
Ca(OH)2 and NaHCO3
Which of the following is used as an anaesthesia?
- (a)
N2
- (b)
N2O
- (c)
CH4
- (d)
CO2
Oral contraceptive drugs contain
- (a)
mestranol
- (b)
norethindrone
- (c)
Both (a) and (b)
- (d)
None of the above
Which of the following used as an antioxidant in food chemistry?
- (a)
Aspartame
- (b)
Sodium benzoate
- (c)
Tetrazine
- (d)
Butylated hydroxy toluene
Which of the following enhances lathering property of soap?
- (a)
Sodium carbonate
- (b)
Sodium rosinate
- (c)
Sodium stearate
- (d)
Trisodium phosphate
Glycerol is added to soap. It functions
- (a)
as a filler
- (b)
to increase lathering
- (c)
to prevent rapid drying
- (d)
to make soap granules
Bacteriocidal and bacteriostatic antibiotic are
- (a)
penicillin, ofloxacin
- (b)
tetracycline, chloramphenicol
- (c)
aminoglycosides, chlorampenicol
- (d)
erythomycin, tetracycline
Chloramphenicol is used in the treatment of
- (a)
typhoid
- (b)
malaria
- (c)
acidity
- (d)
tuberculosis
Which of the following is not a target molecule for drug function in body?
- (a)
Proteins
- (b)
Lipids
- (c)
Vitamins
- (d)
Carbohydrates
Detergents obtained from LAB are biodegradable
- (a)
Laboratory tested raw material
- (b)
Low anionic balance
- (c)
Linear alkyl benzene
- (d)
Linear alkyl butyrate
Which is the correct statement about birth control pills?
- (a)
Contain estrogen only
- (b)
Contain progresterone only
- (c)
Contain a mixture of estrogen and progesterone derivatives
- (d)
Progesterone enhances ovulation
Difference in the antiseptics and disinfectants is
- (a)
antiseptic are used against microorganisms while disinfectants are used against insects
- (b)
antiseptic are used only over skin while disinfectants can be taken orally also
- (c)
antiseptic merely inhibit the growth and disinfectant kill the microorganisms
- (d)
antiseptic are used over living tissues, while disinfectants cannot be used over living tissues
Which detergents will cause maximum pollution?
- (a)
- (b)
- (c)
detergents are always pollution free
- (d)
CH3CH(C4H9)-CH2CH2CH(C4H9)(CH2)3CH(C4H9)CH2CH2SO3Na
Which is not a surfactant?
- (a)
\(CH_3-(CH_2)_{14}-CH_{2}NH_2\)
- (b)
\(CH_3-(CH_2)_{16}-CH_{2}OSO_2^-Na^+\)
- (c)
\(OHC-(CH_2)_{14}-CH_{2}-COO^-Na^+\)
- (d)
\(\mathrm{OHC}-\left(\mathrm{CH}_{2}\right)_{14}-\mathrm{CH}_{2}-\mathrm{COO}^{-} \mathrm{Na}^{+}\)
Aspirin is called
- (a)
o-acetyl salicylic acid
- (b)
phenyl salicylate
- (c)
acetyl salicylate
- (d)
methyl salicylic acid