Which of the following is not an antibiotic ?
Which of the following is not an antibiotic ?
A. Penicillin
B. Streptomycin
C. Tetracycline
D. Quinine
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Use of water having dissolved oxygen in boilers promotes___________________?
Use of water having dissolved oxygen in boilers promotes___________________?A. Corrosion
B. Sequestration
C. Scale formation
D. None of theseBHC (Benzene hexachloride) is made by the chlorination of benzene_____________________?
BHC (Benzene hexachloride) is made by the chlorination of benzene_____________________?A. Which is an addition reaction
B. Which is a substitution reaction
C. In absolute dark
D. In presence of sunlightKaolin is a/an _____________________?
Kaolin is a/an _____________________?A. Refractory material
B. Synthetic resin
C. Artificial abrasive
D. Blue pigmentAverage sulphur content in Indian pyrites is about __________ percent.
Question: Average sulphur content in Indian pyrites is about __________ percent.
[A].15 [B].
35 [C].
55 [D].
70 Answer: Option B
Explanation:
No answer description available for this question.
In the manufacture of viscose rayon, the raw material used industrially is ____________________?
In the manufacture of viscose rayon, the raw material used industrially is ____________________?A. Eucalyptus wood
B. Bamboo
C. Bagasse
D. Fine teak woodWhich is the main reducing agent during production of iron from iron ore in a blast furnace ?
Which is the main reducing agent during production of iron from iron ore in a blast furnace ?A. C
B. CO
C. CO2
D. H2