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Start learning 50% faster. Sign in now(b) is the right answer as only 1 and 2 are grammatically correct and meaningful. In 3, replace TEMPERATURE INCREASED with TEMPERATURE INCREASE as we need a noun here in place of the verb, as denoted by the use of the article THE; articles are used to modify only nouns. INCREASE is a noun while INCREASED is a verb. Hence, 3 is incorrect.
A substance X turns the colour of red litmus blue, and it will change methyl orange-
Identify the process that breaks down long-chain hydrocarbons into simpler molecules.
Identify the pairing that is not correctly matched.
(I) Dry ice - Solid form of carbon dioxide
(II) Fullerene - An allotrope of hydr...
Hydrogen was discovered by?
When pressure is increased the melting point of ice –
Which of the following is the best sources for Vitamin D are –
Formation of Sodium Chloride is an example of
Which element is known as the 'King of Chemicals.
Which of the following substances are ozone-depleting?
Select the correct answer from the code given below.
I. ...
CALCOCITE is an ore of :