Biology Questions

Q:

Which one of the following weeds is effective in controlling water pollution caused by industrial effluents?

A) Parthenium B) Elephant grass
C) Water hycinth D) Mogar grass
 
Answer & Explanation Answer: A) Parthenium

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Q:

A multicellular organism grows by ____________.

A) Cell addition B) Cell explosion
C) Cell implosion D) Cell division
 
Answer & Explanation Answer: D) Cell division

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Q:

Mangroves are plants that have

A) Modified Roots B) Modified Stems
C) Respiratory Roots D) Respiratory Stems
 
Answer & Explanation Answer: C) Respiratory Roots

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Q:

The process of acquiring oxygen from outside the body and to use it in the process of breakdown of food sources for cellular needs is commonly called______.

A) respiration B) nutrition
C) digestion D) transportation
 
Answer & Explanation Answer: A) respiration

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Q:

Which of the following is responsible for giving colour to human skin?

A) Luciferin B) Haemoglobin
C) Flavonoids D) Melanin
 
Answer & Explanation Answer: D) Melanin

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Q:

Sycon (Scypha), Spongilla (Fresh water sponge) and Euspongia (Bath sponge) are examples of which Phylum?

A) Coelenterata B) Platyhelminthes
C) Ctenophora D) Porifera
 
Answer & Explanation Answer: D) Porifera

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Q:

Which of the following vitamins are water soluble?

A) Vit. A & Vit. B B) Vit. B & Vit. C
C) Vit. C & Vit. D D) Vit. A & Vit. K
 
Answer & Explanation Answer: B) Vit. B & Vit. C

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Q:

Which of the following is NOT a form of Monosaccharide Sugar?

A) Galactose B) Glucose
C) Fructose D) Maltose
 
Answer & Explanation Answer: D) Maltose

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