General Knowledge Question Papers

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BASIC SCIENCE GENERAL KNOWLEDGE QUESTIONS AND ANSWERS 21 to 25

21.The major ingredient of leather is

Collagen

22.Glass is made from the mixture of

Sand and silicates

23. Epoxy resins is used as

Adhesives

24. Polythene is industrially prepared by the polymerization of

Ethylene

25.A mixture of water and alcohol can be separated by

Distillation

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