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 express the same sentence in Indirect/Direct speech.

The teacher said to the students, "Don't make noise."

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'.

Economically, we (1)/ understand the world (2)/ round us in terms of scarcity. (3)/No Error (4)

If the ___________ firm has zero costs or only has fixed cost, the quantity supplied in equilibrium is given by the point where the average revenue is zero.

How many groups and periods are present in the Modern Periodic Table?

Which city is located on the banks of the river Alaknanda?

The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph.
P- And if I think about something which didn't happen I start thinking about all the other things which didn't happen.
Q- But there is only ever one thing which happened at a particular time and a particular place.
R- And there are an infinite number of things which didn't happen at that time and that place.
S- A lie is when you say something happened which didn't happen.

In animals like Annelids, Molluscs, organs have associated to form functional systems, each system concerned with a specific physiological function. This pattern is called ________ system level of organization.

Based on the common features like presence of notochord and dorsal hollow neural system, animals like fishes, amphibians, reptiles, birds along with mammals are included in which Phylum?