Which of the following does not pollute the air...? Mcqs

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Which of the following does not pollute the air...?

(A) Nitrogen Dioxide
(B) Sulfur dioxide

(C) Carbon dioxide
(D) none of these

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Latest MCQs

A radioactive nuclide emits a β-particle. The atomic number (proton number) of the nucleus number of ______...?

(A) Stays the same
(B) Decreases by 2

(C) Increases by 1
(D) Decreases by 4

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Latest MCQs

A movable pulley can _______...?

(A) Increase the input force
(B) Decrease the input force

(C) Change the direction of force
(D) Change the speed of force

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The most distant human-made object sent into the space is...?

(A) Voyager 1
(B) Pioneer 10

(C) Eris
(D) New Horizon

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Latest MCQs

Which of the following pollutants in water causes “Minamata disease...?

(A) Methyl Mercury
(B) Lead

(C) Salmonella
(D) Perchlorate

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In the ball and bowl system, the mean position is at ______...?

(A) The earth
(B) Floor of the bowl

(C) Center of bowl
(D) Extreme position

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All of the following statements are incorrect except:...?

(A) Precision and accuracy should go side by side in a scientific work
(B) Scientific work must be precise, accuracy is not essential

(C) Scientific work must be accurate, precision is not essential
(D) Calculations must be made before any experiment

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The process of photosynthesis produces glucose and ______...?

(A) Carbon dioxide
(B) Oxygen

(C) Water
(D) Carbo monoxide

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What is a mixture of Potassium Nitrate Powdered Charcoal and Sulphur called...?

(A) Paint
(B) Glass

(C) Gun Powder
(D) Cement

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Hepatitis C is a leading cause of_________...?

(A) HIV
(B) Diabetes

(C) Chronic Liver disease
(D) AIDS

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