Question

SAMPLE PAPER-1
Section A-Reading
1. Read the passage given below carefully
(7 ma
(1) Pearl has fascinated man ever since it was discovered. It is one of the valuable gems a
been treasured since the earliest human civilisation. But it is different from other gems
gems like diamond, ruby, sapphire etc. are minerals that are mined from beneath the ea
pearl is formed inside the shell of an oyster. Mineral gems are hard but pearl is soft
gems need to be cut and polished to bring out their beauty, but pearl looks beautiful ev
original form.
(2) The formation of pearl is an interesting phenomenon. Oysters and other molluscs live
They have two shells joined together with a lunge. These shells keep opening and closing,
water to pass in and out of them so that the oyster inside can eat and breathe. Som
foreign particle like sand or a tiny parasite or a bit of broken shell enters the oyster's
lodges itself in the soft body, causing it a great deal of irritation. Unable to get r
irritation, the oyster secrets a substance called nacre, which forms a coating over th
particle to make it less dangerous to the soft issues of the oyster. With the passag
successive circular layers of nacre are deposited over the foreign particle, until it is full
in the substance, thus forming the pearl.
Now answer the following questions choosing the best from the options give
1.1 Which of the following statements is NOT CORRECT?
(a) Pearl is not a mineral gem
(b) Pearls have natural lustre and shine
(c) As compared to other mineral gems, pearls are harder
(d) 'Nacre' helps in the formation of a pearl.
1.2 Which of the following is not mined from rocks?
(a) diamond
(b) petroleum
(c) pearl
(d) ruby
1.3 An oyster keeps opening and closing its shell in order to ............
(a) gather some parasites (b) collect a foreign particle
(c) keep itself fit and healthy (d) breathe
1.4 "Nacre' helps an oyster
(a) to breathe properly
(b) to digest its food
(c) to give some relief
(d) to make a precocious gemstone​

Answer 1

Answer:

In first C is the answer

In second also C is the answer..

In third D is the answer

In fourth C is the answer..

Explanation:

this may help you please follow me and give thanks