# Assertion and Reasoning Online Quiz

Following quiz provides Multiple Choice Questions (MCQs) related to Assertion and Reasoning. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz. Q 1 - Assertion (A): It is the work of the vaccine to prevent the body from getting diseased in future.

Reason(R): Children must be provided with vaccine in their childhood.

A - Both A and R are true and R is the correct explanation of A.

B - Both A and R are true but R is not the correct explanation of A.

C - A is true but R is false.

D - A is false but R is true.

E - Both A and R are false.

### Explanation

As the work of the vaccine is to produce enough immune system in the body to fight against a disease, it must be given to children.

Q 2 - Assertion (A): When the bus travels forward, the man gets forward pushing motion.

Reason(R): The bus gives the man a thrust in the forward direction.

A - Both A and R are true and R is the correct explanation of A.

B - Both A and R are true but R is not the correct explanation of A.

C - A is true but R is false.

D - A is false but R is true.

E - Both A and R are false.

### Explanation

When the bus moves forward, the man sitting inside it gets a backward motion.

Q 3 - Assertion (A): Once you have cut the vegetables and fruits, you should not keep them in open for very long time.

Reason(R): The vitamin contents of the vegetables degrade.

A - Both A and R are true and R is the correct explanation of A.

B - Both A and R are true but R is not the correct explanation of A.

C - A is true but R is false.

D - A is false but R is true.

E - Both A and R are false.

### Explanation

Once we tend to keep them in open air, it gets mixed with oxygen and the degradation of the vitamin starts.

### Explanation

The magnesium chloride present in the salt absorbs moisture from the air.

Q 5 - Assertion (A): Generally it is advised to wear white cloths in winter season.

Reason(R): White cloths are good reflecting medium for sunlight.

A - Both A and R are true and R is the correct explanation of A.

B - Both A and R are true but R is not the correct explanation of A.

C - A is true but R is false.

D - A is false but R is true.

E - Both A and R are false.

### Explanation

We prefer to wear black cloths in winter because they absorb heat from sun light. But white cloths are good reflectors of sunlight.

### Explanation

During the night time, the lands gets cooled down quickly and cold breeze blows.

Q 7 - Assertion (A): We should not use earthworms in the agriculture.

Reason(R): Earthworms goes deep inside the earth and makes the soil soft.

A - Both A and R are true and R is the correct explanation of A.

B - Both A and R are true but R is not the correct explanation of A.

C - A is true but R is false.

D - A is false but R is true.

E - Both A and R are false.

### Explanation

Due to the reason given in R, earthworms are helpful for agriculture.

Q 8 - Assertion (A): The filament of the bulb is made up of titanium.

Reason(R): The filament should be so chosen that it will have a lower melting point.

A - Both A and R are true and R is the correct explanation of A.

B - Both A and R are true but R is not the correct explanation of A.

C - A is true but R is false.

D - A is false but R is true.

E - Both A and R are false.

### Explanation

Neither of the statements is correct.

Q 9 - Assertion (A): Indian Administrative Services is one of the all India service.

Reason(R): There are only three services which comes under the all India service category.

A - Both A and R are true and R is the correct explanation of A.

B - Both A and R are true but R is not the correct explanation of A.

C - A is true but R is false.

D - A is false but R is true.

E - Both A and R are false.