Questions

Who discovered the ABO blood group system?

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.
Neha said, "Need I write a letter?"

The amount of BaSO4 formed on mixing an aqueous solution of 2.08 gm of BaCl2 and excess of dilute H2SO4 is ___.

(atomic weights : Ba = 137, Cl = 35.5, S = 32, O = 16)

RNA is a polymeric molecule. What does RNA stand for?

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

Science helps us in ______ at the answer, but the main decision lies with ourselves.

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

The abuse of phrases and the misuse of words rife among us can be checked __________ diligent exercises in good English, such as this book provides. ___________exercises, in conjunction __________ others to be found in different volumes by the same author, will serve to correct careless diction and slovenly speech, and lead to the art of speaking and writing correctly; for, after all, ___________ in the use of words is more a matter of habit than of theory, and once it is acquired it becomes just as easy to speak or to write good English _____________ bad English.

this book provides. ___________ exercises,

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Come what may

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Keep at bay