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 Biology Questions

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Q:

Which of the following is at the second trophic level of a food chain?

A) Grass B) Rats
C) Snake D) Eagle
 
Answer & Explanation Answer: B) Rats

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Q:

Which of the following is reared for its fleece/fiber?

A) Alpaca B) Alabama
C) Apache D) Alluvial
 
Answer & Explanation Answer: A) Alpaca

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Q:

Which of the following animal is not triploblastic?

A) Earthworm B) Ascaris
C) Jelly fish D) Planaria
 
Answer & Explanation Answer: C) Jelly fish

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Q:

Where do plants synthesize protein from?

A) Fatty Acids B) Sugar
C) Amino Acids D) Starch
 
Answer & Explanation Answer: C) Amino Acids

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Q:

Deficiency of which vitamin causes night blindness?

A) Vitamin K B) Vitamin C
C) Vitamin B1 D) Vitamin A
 
Answer & Explanation Answer: D) Vitamin A

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Q:

The most active phagocytic cells among the leukocytes are

A) neutrophils and monocytes B) monocytes and lymphocytes
C) basophils and eosinophils D) lymphocytes and neutrophils
 
Answer & Explanation Answer: A) neutrophils and monocytes

Explanation:

The most active phagocytic cells among the leukocytes (White Blood Cells) are neutrophils and monocytes.

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Q:

Which of the following represents the pair of sex chromosomes in women?

A) XY B) XX
C) YY D) None of these
 
Answer & Explanation Answer: B) XX

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Q:

Prostate in human body is a

A) Connective tissue B) Gland 
C) Membrane D) Muscle
 
Answer & Explanation Answer: B) Gland 

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