Questions

Who was appointed as the Managing Director of International Monetary Fund for 5 years starting July 5, 2016?

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Come to terms with something

International Chess Day is celebrated annually on

The angle of elevation of the top of a pillar from the foot and the top of a building 20 m high, are 60° and 30° respectively. The height of the pillar is

Select the related word/letters/numbers from the given alternatives: 6 : 42 :: 12 : ?

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.

My brother said, "I will have finished my work by the time you leave from this place."

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.

My tooth-brush is a thing that haunts me when I’m travelling, and ____________ my life a misery. I _____________ that I haven’t packed it, and wake up in a cold ________________, and get out of bed and hunt for it. And, in the morning, I pack it before I have used it, and have to unpack again to get it, and it is always the last thing I turn out of the bag; and _____________ I repack and forget it, and have to rush upstairs ___________ it at the last moment and carry it to the railway station, wrapped up in my pocket-handkerchief. Of course I had to turn every mortal thing out now, and, of course, I could not find it.

I _____________ that I haven’t packed it,

Read the passage carefully and choose the best answer to each question out of the four alternatives and click the button corresponding to it.

The antigen-antibody immunological reaction is used to be regarded as typical of immunological responses. Antibodies are proteins synthesized by specialized cells called plasma cells, which are formed by lymphocytes (cells from the lymph system) when an antigen, a substance foreign to an organism's body, comes in contact with lymphocytes. Two important manifestations of antigen-antibody immunity are lysis, the rapid physical rupture of antigenic cells and the liberation of their contents into the surrounding medium, and phagocytosis, a process in which antigenic particles are engulfed by and very often digested by macrophages and polymorphs. The process of lysis is executed by a complex and unstable blood constituent known as complement, which will not work unless it is activated by a specific antibody; the process of phagocytosis is greatly facilitated when the particles to be engulfed are coated by a specific antibody directed against them.

One of the two important manifestations of antigen-antibody immunity is lysis while the other is