Question 1

Assertion (A): Vehicular emissions, the waste emitted by cars, buses and so on, are a cause of concern for all environmentalists. Reason (R1): The emission contains several gases and particulate material harmful to the health of the people. Reason (…

Accepted Answer

Both the reasons are cause for environmental damage.

Question 2

Assertion (A): In the regional language films awards ceremony, most of the prizes were won by Bengali films. Reason (R1): Bengal has the oldest tradition of art and culture. Reason (R2): Bengali is spoken by a sizable population in the world.

Accepted Answer

R2 is correct but it is not the reason for the assertion.

Question 3

Assertion (A):: Most of the rivers in the North Indian plain experience flooding during the summer seasons. Reason (R1): The rivers mostly originate in the Himalayas and are fed by the melting snow. Reason (R2): The rivers are fed by the monsoon rai…

Accepted Answer

Both reasons contribute to the flooding

Question 4

Assertion (A): : Icebergs, which are a solid form of water, float on water in the seas. Reason (R1): Icebergs have two-thirds of their mass under water and the other third visible above the surface. Reason (R2): Icebergs are heavier than water and d…

Accepted Answer

R2 is incorrect and R1 is correct but not the reason for floating of the iceberges.

Question 5

Assertion (A): People in high altitude areas, such as Ladakh, are unable to work long hours or do heavy labour. Reason (R1): The cold climate makes them lethargic. Reason (R2): Thin air makes them tired even when doing light tasks.

Accepted Answer

Only R2 is correct.

Question 6

Assertion (A): The Moon appears bigger than the Sun. Reason (R1): The Moon is bigger in size than the Sun. Reason (R2): The Sun is bigger in size than the Moon.

Accepted Answer

The Sun is bigger in size than the Moon, but that is not the reason for the Moon to appear bigger. it is proximity of the Moon to the Earth.

Question 7

Assertion (A): A number of institutions give awards to prominent persons for their accomplishment in the fields of arts, culture and literature. Reason (R1): Art and culture needs to be encouraged in order to get more talent into the fields and to e…

Accepted Answer

Both reasons contribute to the assertion.

Question 8

Assertion (A): Politicians often take recourse to astrological predictions while taking important decisions. Reason (R1): A political career is full of uncertainties and luck. Reason (R2): Politicians are not educated enough and are therefore supers…

Accepted Answer

R2 is incorrect and R1 is the right reason for the assertion.

Question 9

Assertion (A): There are more women's beauty parlous than there are men's saloons Reason (R1): More number of men consider themselves good looking than the number of women. Reason (R2): The population of women is larger than that of men.

Accepted Answer

R2 is incorrect and R1 is unverified and not a reason for the assertion.

Question 10

Assertion (A): All banks will now be closed for the entire day on second and fourth Saturdays of a month. Reason (R1): The business of banks has seen a steady decline in the last one decade. Reason (R2): The holiday does not affect much work beacaus…

Accepted Answer

This must be one of the reasons helping in talking the decision of keeping the banks closed on these Saturdays.

Question 11

Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative Assertion (A) : Pressure cookers are fitted with ebonite handles. Reason (R) : Ebonite is strong.

Accepted Answer

The handles of pressure cookers are made of ebonite because it being a bad conductor of heat, does not heat up.

Question 12

Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative Assertion (A) : Diamond is used for cutting glass. Reason (R) : Diamond has a high refractive index.

Accepted Answer

Diamond is very hard due to its rigid three dimensional structure and so, it is used for cutting glass. Refractive index of diamond is high and gives it the greater transparency and brilliance.

Question 13

Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative Assertion (A) : Pluto is the coldest planet Reason (R) : It receives slanting rays of- the sun.

Accepted Answer

Pluto, being farthest from the sun, hardly gets the sun's rays. So, Pluto is the coldest planet.

Question 14

Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative Assertion (A) : Eskimos reside in igloos. Reason (R) : No other material except snow is available.

Accepted Answer

Eskimos live in snow houses called igloos because snow, being a bad conductor of heat, these houses are warm inside.

Question 15

Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative Assertion(A) : Bangladesh imports jute from India. Reason (R) : Bangladesh has most of the jute mills.

Accepted Answer

When Bangladesh was created after partition of India, the areas of jute production went to Bangladesh while the jute mills were left in India. So, India imports raw jute from Bangladesh.

Question 16

Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative Assertion (A) : Simla is colder than Delhi. Reason (R) : Simla is at a higher altitude as compared to Delhi.

Accepted Answer

Simla is colder than Delhi because it is situated at a higher altitude and temperature decreases by 1°C for every 165 metres of ascent

Question 17

Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative Assertion (A) : We prefer to wear white clothes in winter. Reason (R) : White clothes are good reflectors of heat.

Accepted Answer

We prefer to wear dark clothes in winter because they absorb the heat and keep the body warm. However, white clothes are good reflectors of heat and are worn in summer.

Question 18

Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative Assertion(A) : Graphite is slippery and used as a lubricant. Reason (R) : Graphite has free electrons.

Accepted Answer

Graphite possesses a layer structure with two successive layers held by weak forces and able to slide over one another. So, graphite is slippery and this property finds its use as a lubricant. In graphite, each carbon atom is linked to three other carbon atoms while one electron in the carbon atom is delocalised. So, graphite has free electrons

Question 19

Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative Assertion (A) : When the bus starts, the person inside it falls forward. Reason (R) : The bus pushes the man forward.

Accepted Answer

When the bus starts, the person inside it falls backward because the bus moves forward but due to the property of inertia, the man tends to be in the initial Mate of rest.

Question 20

Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative Assertion (A) : We feel comfortable in hot and humid climate. Reason (R) : Sweat evaporates faster in humid climate.

Accepted Answer

We feel uncomfortable in hut and humid climate because in hot weather, body sweats more but due to high humidity, this sweat does not evaporate easily.

Assertion and Reason Questions