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प्रश्न
Choose the correct alternative from the choices given below for the following statement:
Used is an important
विकल्प
fuel
preservative
fertiliser
food item
उत्तर
fertiliser
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संबंधित प्रश्न
What is science?
What is the contribution of chemistry in the following field?
National Defence
Write True or False against the following statement.
Chemistry plays an important role in the national economy:
Write True or False against the following statement.
Enzymes secreted by our body are chemicals:
State the method used for collecting the following gas:
Sulphur dioxide – a gas highly soluble in water and heavier than air
Select the correct name from the choices given below for the following case.
A water-soluble cleaning agent – not inactivated by hard water.
Select the correct name from the choices given below for the following case.
A substance which dissolves grease & oil and is preferred as a – drain cleaner.
Select the correct apparatus from A, B, or C for the following functions of the apparatus given.
For gas preparations where heating is required.
Select the correct apparatus from A, B, or C for the following functions of the apparatus given.
A glass apparatus that measures liquid by sucking the liquid at one end up to the marked level and later pouring it out.
Select the correct apparatus from A, B, or C for the following functions of the apparatus given.
A long glass tube with a broad inlet at the top, which allows entry of the reactants into the round bottom flask, during laboratory preparations of gases.
