Related Mcqs:

1. Phenol formaldehyde is produced by condensation polymerisation. It is also known as_____________________?

   A. Teflon
   B. Bakelite
   C. Polyester
   D. Nylon-66

2. Phenol is mainly used____________________?

   A. To produce benzene
   B. To produce phenol formaldehyde
   C. To produce polyester resin
   D. As a plasticiser for unsaturated polyester

3. Phenol formaldehyde resin is used as an adhesive in making__________________?

   A. Laminates
   B. Card boxes
   C. Furniture
   D. Books

4. Sucrose is a__________________?

   A. Monosaccharide
   B. Disaccharide
   C. Polysaccharide
   D. None of these

5. Antibiotic____________________?

   A. Inhibits/destroys the growth of microorganisms
   B. Is used as a pain reliever
   C. Is an antimalarial
   D. Is an anaesthetic

6. Percentage of glycerine present in the spent lye obtained during soap manufacture is about________________?

   A. 0.5
   B. 5
   C. 20
   D. 35

7. Air used in aerobic fermentation must be sterilized, otherwise the ___________________?

   A. Recovery of product will be difficult
   B. Contamination of pure culture would result
   C. Uniformity of product cannot be achieved
   D. None of these

8. Frasch process is for______________________?

   A. Making oxygen
   B. Producing helium
   C. Mining sulphur
   D. Making nitrogen

9. Which of the following is not an antibiotic ?

   A. Penicillin
   B. Streptomycin
   C. Tetracycline
   D. Quinine

10. Chalcopyrite is the main ore of_________________?

    A. Copper
    B. Lead
    C. Tin
    D. Iron