Question

13). ___________ is used for power stations and ships

a). Kerosene b). Petrol c). Fuel oil d). Diesel

14). ____________ is used to produce hydrogen

a). Coal b). Petroleum c). Coke d). Natural gas

15). Non luminous flame is of ____________

a). Blue b). Yellow c). Green d). Red

16). __________ was formed from the remains of plants

a). Coal b). Coke c). Petroleum d). Natural gas

17). Which of the following is the main constituent of natural gas

a). Oxygen b). Petrol c). Carbon dioxide d). Methane

18). Which of the following products of petroleum is used in candles, ointment and vaseline.

a). Fuel oil b). Paraffin wax c). Lubricating oil d). Asphalt

19). An example of spontaneous combustion is

a). Methane b). Carbon dioxide c). Yellow phosphorus d). White phosphorus

20). The resources which have limitless supply

a). Exhaustible b). Inexhaustible c). Both a&b d). None of these​

Answer 1

Answer:

15=b anddddd 17=a and other I don't know

Answer 2

Answer:

Aap ladki ho

AAP XxTeraboyfriendxX4 Ko jante ho ??