Questions

The ____ of a substance is defined as the mass per unit volume.

The pressure inside the cabin of the aircraft flying at an altitude is

Which among the following is not an environment friendly mode of producing electricity?

In the following question the 1st and the last part of the sentence/passage are numbered 1 and 6. The rest of the sentence/ passage is split into four parts and named P, Q, R and S. These four parts are not given in their proper order. Read the sentence/ passage and find out which of the four combinations is correct.

1. Making ropes is one of the oldest trades in the world.
P. People used them for tethering animals, for drawing water from wells and for dragging large stones which were used in building.
Q. We know that people made ropes several centuries back.
R. They made them from camel hair and from twisted grass.
S. We have found pieces of rope in very old Egyptian tombs.
6. We have found too, ropes which were made of thin copper wire in the city of Pompeii, which was destroyed by a volcano 2000 years ago.

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.

And then, a few glorious minutes ______________, it was time to reluctantly head ashore. ____________ time, the strokes were more fluid, the movements more relaxed. I turned back one last time ____________ hello to a clown fish, the reason why I came to the Andamans. As I watched, it played hide-and-seek _________ a sea anemone, before frisking away. Suddenly, I realised a kinship with the blue waters ___________ the Bay of Bengal.

kinship with the blue waters ___________ the Bay of Bengal.

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.
Having or involving an extreme or irrational fear of or aversion to something.

If the cost price of 20 books is the same as selling price of 25 books, then the loss percentage is

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

2, 7, 14, 23, 34, ?