500 General Science For Assam Agriculture, PNRD, Assam Police, Assam TET, SSC & Railway Exam (Part-1)

General Science

For Assam Agriculture, PNRD, Assam TET, Assam Police, Forest, DECT, APSC, Railway & SSC Exam (Part-5)

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500 General Science (Part-1)

1➤ (Q) Which mixture is homogeneous?

Ans:- Methanol and water

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2➤ (Q) A bullet hits and gets embedded in a solid block resting on a horizontal frictionless table. What is conserved’?

Ans:- Momentum

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3➤ (Q) What is formed by strong heating of potassium permanganate?

Ans:- O2

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4➤ (Q) Most of the digestion occurs in which part of alimentary canal of man?

Ans:- Small intestine

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5➤ (Q) What is the Branch of biology in which we study about relationship between living and their environment?

Ans:- Ecology

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6➤ (Q) Which has the longest wave length?

Ans:- Infra red radiation

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7➤ (Q) Which plant produce seed but not fruit?

Ans:- Mint

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8➤ (Q) When are positive ions are formed from neutral atoms?

Ans:- By loss of electrons

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9➤ (Q) Which Bacteria convert atmospheric nitrogen into nitrogenous compound?

Ans:- Nitrogen fixing bacteria

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10➤ (Q) If the ratio of the amplitudes of two waves is 4 : 3, then what will be the ratio of maximum and minimum intensity?

Ans:- 49 : 1

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11➤ (Q) When the universal gas constant (R) is divided by Avogadro’s number (N), what is their ratio called?

Ans:- Boltzmann’s constant

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12➤ (Q) Why is yeast is used in bakery in the preparation of bread?

Ans:- Because it make bread soft and spongy

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13➤ (Q) Which variety of glass is used for the manufacture of optical glasses?

Ans:- Flint glass

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14➤ (Q) Sex determination of child is done by whose chromosome?

Ans:- Father

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15➤ (Q) In a stationary longitudinal wave, nodes are points of which variation?

Ans:- Maximum pressure variation

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16➤ (Q) Which crop enrich the soil with nitrogen?

Ans:- Pea

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17➤ (Q) At constant temperature, the product of pressure and volume of a given amount of a gas is constant, this law is by whom?

Ans:- Boyles’law

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18➤ (Q) If the amplitude of sound is doubled and the frequency reduced to one-fourth, what will the intensity?

Ans:- Decrease by a factor of 4

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19➤ (Q) What is good source of protein ?

Ans:- Soyabean

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20➤ (Q) The compressed gas available in cooking gas cylinder is a mixture of which gases?

Ans:- C4H10 + C3H8

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