Which of the following constituents of pollutant exhaust in hazardous to man...? Mcqs

Latest MCQs

Which of the following constituents of pollutant exhaust in hazardous to man...?

(A) Carbon monoxide
(B) Carbon dioxide

(C) Lease particles
(D) Carbon particles

Latest MCQs

Which of the following is not the source of carbon dioxide emission...?

(A) Burning of fossil fuels, wood, cool
(B) Solar power

(C) Respiration
(D) Car exhaust smoke

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According to the definition of 1 KWh, a 100 watt bulb consumes one unit of electricity in_________...?

(A) 2 hours
(B) 5 hours

(C) 8 hours
(D) 10 hours

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If nucleon number of potassium is 39, number of neutrons will be _______...?

(A) 39
(B) 19

(C) 20
(D) 29

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How long does it take for the moon to orbit the earth once...?

(A) 26.3 days
(B) 27.3 days

(C) 28.3 days
(D) 30.3 days

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Which of the following is a rich source of Vitamin B-12...?

(A) Cashew nut
(B) Milk

(C) Apple
(D) Watermelon

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Which mineral is the present in liver, dark green vegetable, red meat, flour, egg yolk, dried fruit, nuts, dried beans, peas, raisins, poultry, fish etc...?

(A) Iron
(B) Copper

(C) Magnesium
(D) Sodium

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If a body of mass 1 kg is moving with velocity of 1 m/sec. then K.E of the body will be...?

(A) 3 Joules
(B) 4 Joules

(C) 1/2 Joule
(D) 1 Joule

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Main use of salt in diet is to : ___________...?

(A) ease the process of cooking
(B) increase the taste

(C) produce small amount of hydrochloric acid required for digestion
(D) inclease solubility of food particles in water

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In a transverse wave, the ______ is the distance b/w its two adjacent crests or troughs...?

(A) Wavelength
(B) Frequency

(C) Amplitude
(D) Velocity

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