Which mineral is essential for building bones and teeth, muscle functioning and blood clotting...? Mcqs

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Which mineral is essential for building bones and teeth, muscle functioning and blood clotting...?

(A) Calcium
(B) Magnesium

(C) Iron
(D) Sodium

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Fats are solids at ______...?

(A) Ordinary room temperature
(B) High temperature

(C) Higher than 50°C temperature
(D) N.O.T

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What is Dry Ice...?

(A) Solid Oxygen
(B) Solid Carbon Dioxide

(C) Solid Hydrogen
(D) Solid Nitrogen

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Which planet is called “red planet”...?

(A) Mars
(B) Venus

(C) Jupiter
(D) Saturn

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The SI unit of Dipole moment is __________...?

(A) Debye
(B) Cm

(C) Weber
(D) Coulumb

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Which of the following remains suspended to form sand and water mixture...?

(A) Gas
(B) Plasma

(C) Liquid
(D) Solid

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Which of the following principleis used to produce ‘low-temperatures’ ...?

(A) Super conductivity
(B) Joule-Kelvin effect

(C) Thermo-electric effect
(D) Adiabatic demagneti-sation

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Which type of wastes are classified as Biodegradable waste...?

(A) Waste from plastic industries
(B) Vegetables waste from farms

(C) Wasted water from homes
(D) None

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Photosynthesis occurs during day time because it depends on...?

(A) Day activities
(B) Sunlight

(C) Brightness
(D) None

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Friction opposes motion between two bodies in contact because of ______...?

(A) Charges on bodies
(B) Weight of bodies

(C) Roughness of surfaces
(D) None of above

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