General Knowledge Questions

What is the valency of magnesium?

Which is the only organ in the human boddy that can regrow/regenerate?

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'.He fall over the (1)/ ledge after (2)/ drinking heavily last night. (3)/ No error (4)

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

The squeaky wheel gets the grease

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'.

I was surprised (A)/ when the hostess smiled (B)/ as if she saw me before.(C)/ No error (D)

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.

As one of the most misunderstood practices, yoga has often borne the brunt of being __________ in extremes: of yogis in pretzel-like contortions at __________ end of the spectrum, and young Instagram-led, erstwhile-overweight beach posers ____________ the other. The truth is that yoga is what you want it to be — the ultimate customisable exercise form. For a runner, it may mean lengthening muscles to gain _______________, while for someone who is hyper-flexible, it could be a way of __________core strength.

erstwhile-overweight beach posers ____________ the other.

Biofortification is a ________________ .

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