In vulcanisation, natural rubber is heated with
A). Carbon
B). Silicon
C). Sulphur
D). Phosphorous
1. PVC is obtained by the polymerisation of
2. Philosopher’s wool is chemically known as ________.
3. The earliest animal to have been domesticated by man most likely the
4. An aquatic plant with floating leaves
5. The frequency of ultrasound wave is typically
6. Milk tastes sour when kept in the open for sometime due to the formation of .
7. Glass is a
8. The particle required to continue the chain process of Uranium fission is :
9. The term Isoneph indicates the lines of equal
10. Heterosis is