Questions

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

According to the Copernican principle, the Earth does not (1)/ occupy a unique position in the Universe while (2)/ implies life on other planets can be a possibility.(3)/ No error (4)

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.

Some writers have claimed that the ___________ of persons are incapable of even fairly correct reasoning, pointing to the absurd ideas entertained by the masses of people as a proof _______ the statement. These writers are probably a little radical _______ their views and statements, but one is often struck ______ wonder at the evidences of incapacity for interpreting __________ and impressions on the part of the general public.

often struck ______ wonder at

An echo is returned in 3 s. What is the distance of the reflecting surface from the source, considering the speed of sound as 342 ms-1?

On 5 March 2017, who launched an artificial intelligence – driven chatbot named ‘EVA (Electronic Virtual Assistant)’ for customer services? 

The astronomer who discovered planet Pluto was ___.

Where is India's first Sandalwood Museum being set up?

What is the action of dry HCl gas on dry litmus paper?

If quantity of good X demanded increases from 2300 to 2700 when price of good Y increases from Rs. 45 to Rs. 55, find Arc Cross elasticity of demand?