Q:

Which of the following statement(s) is/are INCORRECT regarding Phosphorus?

A) Phosphorus reacts vigorously with water	B) It is a non-metal
C) It catches fire on reacting with air	D) It is found in group 15 of the modern periodic table

Answer & Explanation Answer: A) Phosphorus reacts vigorously with water

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Q:

Oxygen molecule is ______.

A) Monoatomic	B) Diatomic
C) Triatomic	D) Polyatomic

Answer & Explanation Answer: B) Diatomic

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Q:

The pH of a solutiion is 3. When its pH changes to 6, then H+ ion concentration

A) increases 2 times	B) increases 3 times
C) decreases 1000 times	D) decreases 100 times

Answer & Explanation Answer: C) decreases 1000 times

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Q:

Which of the following gases is produced due to incomplete combustion of fuel?

A) Carbon Dioxide	B) Carbon Monoxide
C) Methane	D) Ethane

Answer & Explanation Answer: B) Carbon Monoxide

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Q:

What genes are mutated to cause cancer?

A) TNF	B) TP53
C) TGFBI	D) MTHFR

Answer & Explanation Answer: B) TP53

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Q:

Increased RBC's in the blood leads to a condition called __________ .

A) Anemia	B) Haemophilia
C) Polycythemia	D) Leukaemia

Answer & Explanation Answer: C) Polycythemia

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Q:

The chemical formula of Sodium Carbonate is

A) Na3CO2	B) Na2CO
C) NaCO3	D) Na2CO3

Answer & Explanation Answer: D) Na2CO3

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Q:

Nagarhole National Park is part of the ____________ Biosphere Reserve.

A) Aravalli	B) Vindhya
C) Satpura	D) Nilgiri

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