Chemistry in Everyday Life MCQ Questions & Answers in Organic Chemistry | Chemistry
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111.
Aspartame, the artificial sweetener is made by a dipeptide of the amino acids,
A
aspartic acid and phenylalanine
B
aspartic acid and glycine
C
alanine and glycine
D
aspartic acid and glutamic acid
Answer :
aspartic acid and phenylalanine
It is the methyl ester of the dipeptide derived from phenylalanine and aspartic acid.
112.
The structure given below is known as
where
A
Penicillin $$F$$
B
Penicillin $$G$$
C
Penicillin $$K$$
D
Ampicillin
Answer :
Penicillin $$G$$
No explanation is given for this question. Let's discuss the answer together.
113.
Which of the following is not an antidepressants?
A
Iproniazid
B
Phenelzine
C
Equanil
D
Salvarsan
Answer :
Salvarsan
Salvarsan is an antibiotic.
114.
Artificial sweetner which is stable under cold conditions only is :
A
Saccharine
B
Sucralose
C
Aspartame
D
Alitame
Answer :
Aspartame
Aspartame is stable under cold conditions.
115.
Bithional is generally added to the soaps as an additive to function as a/an
A
softener
B
dryer
C
buffering agent
D
antiseptic
Answer :
antiseptic
Bithional is added to soap to impart antiseptic properties. It reduces odours produced by bacterial decomposition of organic matter on the skin.
$$IUPAC$$ Name 2, 2 sulfanediylbis
( 4, 6 - dichlorophenol )
116.
Artificial sweetener which is stable under cold conditions only is
A
saccharine
B
sucralose
C
aspartame
D
alitame
Answer :
aspartame
Aspartame is the only artificial sweetener which is stable at lower temperature and decomposes at higher temperature. It is also called Nutra sweet. It’s relative sweetness value is 180.
117.
Which of the following term means pain killer ?
A
Antibiotic
B
Analgesic
C
Antipyretic
D
Penicillin
Answer :
Analgesic
Analgesic means pain killer.
118.
The antibiotic which is effective against certain strains of cancer cells is
A
dysidazirine
B
sulphanilamide
C
vancomycin
D
ofloxacin
Answer :
dysidazirine
Dysidazirine is supposed to be toxic against certain strains of cancer cells.
119.
Which among the following is not an antibiotic?
A
Chloramphenicol
B
Oxytocin
C
Erythromycin
D
Tetracycline
Answer :
Oxytocin
Oxytocin is a hormone, which is released from posterior pituitary gland. It controls the contraction of uterus after child birth and releases milk from the mammary glands.
120.
Aspirin can be prepared by the reaction of
A
Salicyldehyde with acetic anhydride in presence of $${H_2}S{O_4}$$
B
Salicylic acid with methanol in presence of $${H_2}S{O_4}$$
C
Salicylic acid with acetic anhydride in presence of $${H_2}S{O_4}$$
D
Cinnamic acid with acetic anhydride in presence of $${H_2}S{O_4}$$
Answer :
Salicylic acid with acetic anhydride in presence of $${H_2}S{O_4}$$
Asprin is prepared by reaction of salicylic acid with acetic anhydride in presence of $${H_2}S{O_4}.$$