Quiz 63 : GK Science for SSC Exams

1. Which among the following metal is highest electrical conductivity as well as highest thermal conductivity?
[A]Gold
[B]Silver
[C]Platinum
[D]Iron


2. Speed of sound is maximum in which among the following?
[A]Solids
[B]Gases
[C]Liquids
[D]Vacuum


3. Which among the following gas is abundant on atmosphere of Mars ?
[A]Carbon Dioxide
[B]Nitrogen
[C]Argon
[D]Carbon Monoxide


4. The plant hormone Auxin is basically a ___?
[A]Weak Organic Acid
[B]Weak Inorganic Acid
[C]Weak Organic base
[D]Gaseous compound of carbon


5. Which compound of mercury is used as antiseptic?
[A]Mercuric sulphide
[B]Mercuric oxide
[C]Mercuric Chloride
[D]Mercuric iodide


6. The easily noticed smell of the LPG gas is because of which among the following?
[A]Butane
[B]Propane
[C]Methane
[D]Ethanethiol


7. Who among the following is considered to be the father of antiseptic surgery?
[A]Dr. Lineus Pauling
[B]Dr. Joseph Lister
[C]Robert Koch
[D]Luis Pasteur


8. The common centre of mass of the Earth Moon system is located at which among the following points?
[A]Around 1700 kilometers away from the center of Earth
[B]Around 1,700 km beneath the surface of the Earth
[C]Around 13000 kilometer from Earth’s surface , between the Earth and Moon
[D]Around 55000 kilometer from Earth’s surface , between Earth and Moon


9. Hydraulic Brakes work on which principal?
[A]Pascal’s Principle
[B]Archimedes Principle
[C]Newton’s Laws
[D]Casini’s Laws


10. Blood Plasma with which among the following removed is called Serum?
[A]Fibrin
[B]Thrombin
[C]Fibrinogen
[D]Collagen


11. What is the escape velocity at Moon?
[A]2.38 km/s
[B]4.38 km/s
[C]6.38 km/s
[D]1.38 km/s


12. Which among the following is correct about B group Vitamins?
[A]Most of them are organic acids
[B]Most of them are water soluble
[C]Most of them are synthesized in body
[D]All are correct statements


13. A cotton wick dipped in pure honey when ignited with a matchstick will ______?
[A]Burn Consistently
[B]Burn with cracking sound
[C]Does not burn at all
[D]Burns with too much smoke


Explanation
14. Clove is which part of the plant?
[A]Flower bud
[B]Calyx
[C]Inflorescence
[D]Fruit


15. Which among the following is NOT taken into account while choosing an orbit of the Satellite?
[A]Earth’s radius
[B]Gravitational force of the earth
[C]Mass of the satellite
[D]Distance from Earth

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