Montreal protocol to reduce production of chlorofluorocarbons was assigned in
Wavelength of infrared radiations is
Layer which saves life from harmful effects of 'UV' radiations is known as
Exchange of outgoing and incoming radiations that keeps Earth warm is known as
When chlorofluorocarbons are released in atmosphere, chlorine chemical destroys the
Greenhouse gases which is present in very high quantity is
Name of extremely effective fire extinguishing agent is
Mp of a doll is 950 and 5% discount is offered on cash payment. amount to be paid should be
If Selling price is Selling Price, cost price is Cost Price, we get loss when
A deduction that is offered on mp or list price of items by seller to purchaser is called
If Sales Price is 672 and profit is 5%, then cost price should be
Price at which a particular item is purchased by a shopkeeper is known as
Layer of atmosphere in which Ozone layer lies is
Gas molecules that absorb thermal infrared radiation and are present in large quantity to change climate system are known as