Idiom
Select the correct statement about active and passive immunity.

Active and passive humoral immunity are both mechanisms of adaptive immunity that useantibodies
Immunological memory is established by passive immunization
The antibodies utilized in active immunity are acquired from another organism
A vaccination is an example of the introduction of passive immunity into the body

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Idiom
For each of the following sentences four alternatives are given. You are required to choose the correct meaning of the idiom or phrase given or underlined in the sentence. Sanjay was the real power behind the throne and all politicians were aware of this.

The person who advised the queen
The person who had the real control and power
The acknowledged leader
The person who controlled the monarch

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Idiom
For each of the following sentences four alternatives are given. You are required to choose the correct meaning of the idiom or phrase given or underlined in the sentence. To leave someone in the lurch

To come to compromise with someone
To desert someone in his difficulties
To put someone at ease
None of these
Constant source of annoyance to someone

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