Questions

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

Read the following passage carefully and choose the most appropriate answer to the question out of the four alternatives.

The man who is perpetually hesitating which of the two things he will do first, will do neither. The man who resolves, but suffers his resolution to be changed by the first counter-suggestion of a friend, - who fluctuates from opinion to opinion, from plan to plan, and veers like a weather-cock to every point of the compass, with every breath of caprice that blows-can never accomplish anything great or useful. Instead of being progressive in any thing, he will be at best stationary, and more probably retrograde in all. It is only the man who first consults wisely, then resolves firmly, and then executes his purpose with flexible perseverance, undismayed by those petty difficulties which daunt a weaker spirit that can advance to eminence in any line. Take your course wisely, but firmly; and having taken it, hold upon it with heroic resolution, and the Alps and Pyrenees will sink before you.

What is the meaning of "retrograde" in the passage?

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.

The abuse of phrases and the misuse of words rife among us can be checked __________ diligent exercises in good English, such as this book provides. ___________exercises, in conjunction __________ others to be found in different volumes by the same author, will serve to correct careless diction and slovenly speech, and lead to the art of speaking and writing correctly; for, after all, ___________ in the use of words is more a matter of habit than of theory, and once it is acquired it becomes just as easy to speak or to write good English _____________ bad English.

write good English _____________ bad English.

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.

Cyber security has ________________interesting parallel to terrorism. _________________ are asymmetric. Ensuring security of data, information, and communication is considerably harder than hacking into a system. The attacker has an inherent ________________ in both conventional terrorism and cyber attacks. In the case _________________ state­sponsored attacks, the challenges are of a much ________________ magnitude.

___________ are asymmetric.

In the following question, a sentence has been given in Active/Passive voice. Out of the four alternatives suggested, select the one which best expresses the same sentence in Passive/Active voice.

You need to offer them a better deal.

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.

"I don't know the way. Do you?" Vipul asked.

Which one of the followingis notan allotrope of carbon?

The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the most logical order of sentences from among the options.

P: “Health is Wealth” is a very old proverb however will be true forever for the humanity.
Q: A healthy person can perform any task however; a wealthy person who is suffering from untreatable disease can never buy a good health.
R: A healthy person (whether rich or poor) lives more happy and peaceful life than any rich person having a diseased body.
S: It indicates a very clear meaning that health is more significant for a person than the wealth.