Questions

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.

I said to my father, "I had a great time yesterday."

Mohan, having a mass of 40 kg, runs up a staircase of 50 steps in 10 s. If the height of each step is 15 cm, then what is his power?

Which non-flowering, spore bearing plants have roots?

In the following question, a word has been written in four different ways out of which only one is correctly spelt. Select the correctly spelt word.

Read the sentence to find out whether there is any error in it. The error, if any, will be in one part of the sentence. The number corresponding to that part will be your answer. If the given sentence is correct as it is, mark the answer as No error. Ignore the errors of punctuation if any.

The teacher instructed the students (A) to have a thoroughly reading (B) of each chapter (C) mentioned in the syllabus. (D)A.

In the following question, out of the given four alternatives, select the alternative which best expresses the meaning of the Idiom/Phrase. Cry in the wilderness

Which among the following is also called as 'power house of the cell'?

An element A forms an oxide with formula A3O4. What is the valency of element A?