Assertion and Reason

Practice Assertion and Reason – Assertion (A)  :  a Leaves of plants are green. 

Reason (R)    :   Plants contain chromoplasts, the green pigment. 

Practice Assertion and Reason – Assertion(A)   :    An iron ball floats on mercury but gets immersed in water. 

Reason (R)     :   The specific gravity of iron is more than that of mercury. 

Practice Assertion and Reason –  Assertion (A) : We feel colder on mountains than on plains.

 Reason (R)    : Temperature decreases with altitude. 

Practice Assertion and Reason – Assertion(A) :  The steam engine was invented by James Watt. 

Reason (R)   :  There was a problem of taking out water from flooded mines

Practice Assertion and Reason – Assertion (A) :   Razia Sultan was the daughter of Iltutmish. 

Reason (R)    :  Iltutmish was a rebel. 

Practice Assertion and Reason – Assertion (A) :   Bats can fly in the night.

Reason (R) :      Bats emit ultrasonics. 

Practice Assertion and Reason – Assertion (A)  :   Red colour of blood is due to haemoglobin. 

Reason (R)     :  Haemoglobin is a red pigment. 

Practice Assertion and Reason – Assertion (A)  :  Eskimos reside in igloos. 

Reason (R)     :  No other material except snow is available. 

Practice Assertion and Reason – Assertion (A)  :  Diamond is used for cutting glass. 

Reason (R)     :  Diamond has a high refractive index. 

Practice Assertion and Reason – Assertion (A)   :   Simla is colder than Delhi. 

Reason (R)      :  Simla is at a higher altitude as compared to Delhi. 

Practice Assertion and Reason – Assertion (A)  :  Pressure cookers are fitted with ebonite handles. 

Reason (R)     :  Ebonite is strong.