Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative
Assertion (A) : Carbon monoxide when inhaled causes death.
Reason (R) : Carbon monoxide combines with haemoglobin.
Carbon monoxide, when inhaled, combines with haemoglobin of blood to form carboxyhaemoglobin which inhibits the transport of oxygen.
Assertion (A) : Cut fruits and vegetables should not be kept in open for long.
Reason (R) : Their vitamin content is ruined.
When cut fruits and vegetables are kept in open, the vitamins in them get oxidised and remain of no use.
Assertion(A) : The steam engine was invented by James Watt.
Reason (R) : There was a problem of taking out water from flooded mines
The problem of pumping out water from the flooded mines provided the need of a self working engine, which led James Watt to invent the same.
Assertion (A) : a Vaccines prevent diseases.
Reason (R) : Vaccines must be given to children.
Vaccines prevent diseases by developing immunity inside the body and vaccines must be given to children to build in them a resistance against diseases.
Assertion(A) : In India, the judiciary is independent of the executive.
Reason (R) : Judiciary favours the government and helps in the implementation of its plans.
In India, the judiciary is completely independent of the executive. It has no interference in the affairs of the state nor can it be influenced by the government.
Assertion (A) : In India, people elect their own representatives.
Reason (R) : India is a democracy.
India, being a democracy, it is a government run by the representatives elected by its people
Assertion (A) : Razia Sultan was the daughter of Iltutmish.
Reason (R) : Iltutmish was a rebel.
litutmish was a ruler of slave dynasty and Razia was his daughter.
Assertion (A) : Leakages in household gas cylinders can be detected.
Reason (R) : LPG has a strong smell.
Leakages in household gas cylinders can be detected because of the strong smell of ethyl merceptan mixed with LPG.
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