Questions

Which of the following phrases (i), (ii), and (iii) given below each sentence should replace the phrase printed in bold letters to make the sentence grammatically correct? Choose the best option among the five given alternatives that reflect the correct use of phrase in the context of the grammatically correct sentence. If the sentence is correct as it is, mark (E) i.e., "No correction required" as the answer.

My father told me that all the labor and effort one puts in to the professional front is meant to make life easier and therefore any professional success coming at the cost of personal happiness is pointless.
i. one puts at the professional front is meant to make life
ii. one puts onto the professional front is meant to make life
iii. one who puts into the professional front is meant to make life

Which continent have the most number of countries?

When a ball is thrown vertically upwards, which of the following quantities remains constant during its motion?

Which of the following performs modulation and demodulation?

Where is the Cathedral of Notre Dame located?

Alexander the great invaded India in?

I go on four legs in the morning, on two legs at noon, and on three legs in the evening. What am I?

Four statements are given below at A, B, C and D. There may be some errors in the given statement(s). The incorrect statement is your answer.