The carbon dioxide content in the air that we exhale is about...?

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The carbon dioxide content in the air that we exhale is about...?

(A) 4%

(B) 9%

(C) 15%

(D) 16%

✅ Correct Answer: 4%

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Source: This question is taken from the Everyday Science

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The Carbon Dioxide in the atmosphere, by volume, is_______...?

(A) 0.039%

(B) 3.9%

(C) 13%

(D) 30%

✅ Correct Answer: 0.039%

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Source: This question is taken from the Everyday Science

Latest MCQs

Carbon dioxide dissolution in water, actually represents solute and solvent combination of _____...?

(A) Liquid-liquid solution

(B) Solid-liquid solution

(C) Gas-liquid solution

(D) Solid-solid solution

✅ Correct Answer: Gas-liquid solution

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Source: This question is taken from the Everyday Science

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The products of the reaction between carbon dioxide and water are ______...?

(A) Glucose (C6H12O6) and Nitrogen (N2)

(B) Glucose (C6H12O6) and Oxygen (O2)

(C) Starch (C6H10O5) and Water (H2O)

(D) Cellulose (C6H10O5) and Carbon Monoxide (CO)

✅ Correct Answer: Glucose (C6H12O6) and Oxygen (O2)

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

Carbon dioxide enters into plants through ______...?

(A) Roots

(B) Leaves

(C) Petals

(D) Stomata

✅ Correct Answer: Stomata

Comments

Source: This question is taken from the Everyday Science

The carbon dioxide content in the air that we exhale is about...? Mcqs

PPSC Past Papers