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Chemistry in Everyday Life
- Online Test
Chemistry in Everyday Life
TEST : 3
# Chemistry in Everyday Life
# CBSE 12TH CHEMISTRY
Prepare / Learn
Q1.
Barbiturates are important class of
A.
Anti – oxidants
B.
Tranquilisers
C.
Preservatives
D.
Antibiotics
View Solution
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Answer :
Option B
Explaination / Solution:
Barbiturates are important class of Tranquilisers.
# Chemistry in Everyday Life
# CBSE 12TH CHEMISTRY
Prepare / Learn
Q2.
Salvarsan has
A.
–N=N – linkage
B.
–S – S – linkage
C.
–As=As – linkage
D.
–CO – NH – linkage
View Solution
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Answer :
Option C
Explaination / Solution:
It has -As=As- linkage.
# Chemistry in Everyday Life
# CBSE 12TH CHEMISTRY
Prepare / Learn
Q3.
The element in soap which makes it soft on skin is
A.
Calcium
B.
Magnesium
C.
Potassium
D.
Sodium
View Solution
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Answer :
Option C
Explaination / Solution:
It is potassium which makes it soft on skin.
# Chemistry in Everyday Life
# CBSE 12TH CHEMISTRY
Prepare / Learn
Q4.
The artificial sweetener stable at high temperature is
A.
Aspartame
B.
Saccharin
C.
Sucralose
D.
Alitame
View Solution
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Answer :
Option C
Explaination / Solution:
Sucralose is non nutritive artificial sweetner.
# Chemistry in Everyday Life
# CBSE 12TH CHEMISTRY
Prepare / Learn
Q5.
Drugs, which inhibit the enzymes that catalyze the degradation of noradrenaline, are
A.
Antidepressant drugs
B.
Antihistamine
C.
Analgesics
D.
Anti – fertility
View Solution
Add Work Space
Answer :
Option A
Explaination / Solution:
They are antidepressants.
# Chemistry in Everyday Life
# CBSE 12TH CHEMISTRY
Prepare / Learn
Q6.
The water free from ions
A.
produces scum with soap
B.
does not create froth
C.
makes hair appear dull when washed with it
D.
helps in better absorption of dyes
View Solution
Add Work Space
Answer :
Option D
Explaination / Solution:
Water free from
C
a
2
+
and
M
g
2
+
ions is soft water.
# Chemistry in Everyday Life
# CBSE 12TH CHEMISTRY
Prepare / Learn
Q7.
Drug inhibits the enzymatic action by attaching itself to allosteric site, which is
A.
A site on the enzyme other than its active site
B.
Enzyme’s active site
C.
Active site on the drug
D.
Active site on the substrate
View Solution
Add Work Space
Answer :
Option A
Explaination / Solution:
Allosteric site is site on enzyme apart from active site where inhibitors attach.
# Chemistry in Everyday Life
# CBSE 12TH CHEMISTRY
Prepare / Learn
Q8.
A patient was suffering from severe pain after a major operation. To reduce his pain, the doctor administered
A.
Antibiotic
B.
Antihistamine
C.
Narcotic analgesic
D.
Non – narcotic analgesic
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
Narcotic analgesic are given to reduce the pain.
# Chemistry in Everyday Life
# CBSE 12TH CHEMISTRY
Prepare / Learn
Q9.
Nutritive value is imparted to the food by
A.
Flavours
B.
Antioxidants
C.
None of these
D.
Fat emulsifiers
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
None of above impart nutritive value to food.
# Chemistry in Everyday Life
# CBSE 12TH CHEMISTRY
Prepare / Learn
Q10.
A person suffering from depression is administered
A.
Iproniazid
B.
Phenacetin
C.
Paracetamol
D.
Ibuprofen
View Solution
Add Work Space
Answer :
Option A
Explaination / Solution:
A person suffering from depression is advised to administer iproniazid.
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