Question

i. Assertion A: At construction sites, the pebbles and the other impurities are removed from sand by the
process of sieving.
Reason R: In the process of sieving, we make use of the difference in size of particles to separate them

Answer 1

Answer:

Both the assertion and reason are true and reason is the correct explanation of assertion

Why ?

Explanation :- In questions like assertion and reason,

firstly read assertion carefully that is at a construction site,the pebble and other impurities are removed from sand by the process of sieving and this is correct Statement as we know at construction site labourers use seive to separate pebble from sand

Reason :- for assertion their is a reason so let's check it

Reason is that in the process of sieving we make use of the difference in size of particles to separate them

As we know in process of sieving difference in size of particles matter so they use this process

So , here we are with our ans that assertion and reason both are true and assertion is the correct explanation of the reason