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प्रश्न
Write True or False against the following statement.
Enzymes secreted by our body are chemicals:
विकल्प
True
False
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उत्तर
True
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संबंधित प्रश्न
State the functions of the following basic glass apparatus:
Glass test tube
State the function of
The clamp mounted on the rod of a retort stand
State the method used for collecting the following gas-
Ammonia – a gas highly soluble in water and lighter than air
State the method used for collecting the following gas:
Sulphur dioxide – a gas highly soluble in water and heavier than air
In the medieval ages – the philosopher’s stone was connected with all transformations. Explain.
Select the correct name from the choices given below for the following case.
The branch of Science which deals with the different forms of energy e.g. light and sound.
Select the correct name from the choices given below for the following case.
The scientist who formulated the Periodic Table.
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 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.
Give reasons for the following
Alchemy was considered a pseudoscience.
