rrekhaprajapat644 Asked: December 2022 active non metal which catches fire when exposed to air is a sodium b potassium c phosphorus d zinc
rrekhaprajapat644 Asked: December 2022 the liquid in which sodium is preserved at room temperature a petrol b kerosene c water d lemon juice
rrekhaprajapat644 Asked: December 2022 the supply of water in the field at different intervals is called a irrigation b threshing c weeding d winnowing
rrekhaprajapat644 Asked: December 2022 what is thermosetting fibres and explain one of these in brief
rrekhaprajapat644 Asked: December 2022 almost pure form of carbon is a coke b coater c graphite d coal gas
rrekhaprajapat644 Asked: December 2022 the amount of element which increases in the soil from the crop of leguminous plant is a potash b nitrogen c phosphorus d ammonia 6388b147e9ba4
rrekhaprajapat644 Asked: December 2022 the amount of element which increases in the soil from the crop of leguminous plant is a potash b nitrogen c phosphorus d ammonia
rrekhaprajapat644 Asked: December 2022 which of the following is non metala iron b copper c sodium d carbon
rrekhaprajapat644 Asked: December 2022 which is the more useful method of irrigation in uneven land describe this method with diagram
rrekhaprajapat644 Asked: December 2022 7 pcra is related to a petrol b water c education d refining of petroleum