What is the main composition of the sun...?

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What is the main composition of the sun...?

(A) Oxygen and Ammonia

(B) Hydrogen and Helium

(C) Hydrogen and Oxygen

(D) Methane and Hydrogen

✅ Correct Answer: Hydrogen and Helium

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Source: This question is taken from the Everyday Science

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A change that alters the composition of a substances is known as ____...?

(A) Physical Change

(B) Nuclear Change

(C) Chemical Change

(D) Biological Change

✅ Correct Answer: Chemical Change

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Source: This question is taken from the Everyday Science

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Compressed Natural Gas (CNG) has the same chemical composition as that of _____...?

(A) LPG

(B) Tear gas

(C) Hydrogen

(D) Sui Gas

✅ Correct Answer: Sui Gas

Comments

Source: This question is taken from the Everyday Science

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What is the main component/constituent of the cell wall that supports the plant cell and gives it a regular shape...?

(A) Protein

(B) Starch

(C) Lipid

(D) Cellulose

✅ Correct Answer: Cellulose

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Source: This question is taken from the Everyday Science

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Which of the following equations represents a decomposition reaction...?

(A) A+B → AB

(B) A → AB

(C) AB → AC

(D) AB → A+B

✅ Correct Answer: AB → A+B

Comments

Source: This question is taken from the Everyday Science

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Laughing gas has chemical composition of following two elements ...?

(A) Nitrogen + Hydrogen

(B) Nitrogen + Carbon

(C) Nitrogen + Oxygen

(D) Oxygen + Carbon

✅ Correct Answer: Nitrogen + Oxygen

Comments

Source: This question is taken from the Everyday Science

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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

✅ Correct Answer: Center of bowl

Comments

Source: This question is taken from the Everyday Science

What is the main composition of the sun...? Mcqs

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