Antibiotic____________________?

Related Mcqs:

1. Carboxymethyl cellulose (CMC) is added in detergents to_________________?

   A. Prevent redeposition of soil on cleaned surface
   B. Act as optical brightening agent
   C. Inhibit corrosion in washing machines made of aluminium
   D. None of these

2. Catalytic oxidation of toluene produces____________________?

   A. Styrene
   B. Phenol
   C. Benzene
   D. Tri-nitro-toluene

3. Starting material for the production of styrene butadiene rubber (SBR) is________________?

   A. Ethyl alcohol
   B. Ethylene
   C. Both A. & B.
   D. Neither A. nor B.

4. The main use of activated carbon in water treatment is to control ___________________?

   A. Bacterial growth
   B. Taste and odour
   C. Turbidity
   D. None of these

5. Fusion of bauxite and ________________ produces high alumina cement?

   A. Alum
   B. Limestone
   C. Coke
   D. Quartz

6. Pitch (a product of coal tar distillation) is always mixed with creosote oil, when it is to be burnt in a burner, because__________________?

   A. Its calorific value is very less
   B. Tar neutralises the residual acids present in pitch
   C. It reduces viscosity and imparts fluidity for its transportation through pipelines at economic
   pressure drop
   D. All A, B. and C.

7. Fish contains about _______________ percent oil ?

   A. 5
   B. 10
   C. 20
   D. 35

8. Stereospecific agents are exemplified by________________?

   A. Radiation
   B. Supported metal oxide catalysts
   C. Ziegler catalysts
   D. All A , B. & C

9. ________________ acid is the main constituent of cotton seed oil ?

   A. Acetic
   B. Linoleic
   C. Palmitic
   D. Oleic

10. The most economical pulp for the production of newsprint would be the _____________________ pulp?

    A. Ground-wood
    B. Sulphate
    C. Sulphite
    D. Semi-chemical