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Q:

How many litres of blood does an adult body have?

A) 3 B) 4
C) 5 D) 6
 
Answer & Explanation Answer: C) 5

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Q:

What are the receptors for detecting taste called?

A) Sensory receptors B) Chemical receptors
C) Olfactory receptors D) Gustatory receptors
 
Answer & Explanation Answer: D) Gustatory receptors

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Q:

Dwarfness can be controlled by treating plants with

A) Gibberellic acid B) Cytokinin
C) Ethylene D) Auxin
 
Answer & Explanation Answer: A) Gibberellic acid

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Q:

A girl child has which of the following combinations of chromosomes in her cells?

A) 44 autosomes + XX B) 22 autosomes + XX
C) 44 autosomes + XY D) 22 autosomes + XY
 
Answer & Explanation Answer: A) 44 autosomes + XX

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Q:

Which part of the human brain is the centre for intelligence, memory and emotions?

A) Hypothalamus B) Cerebrum
C) Corpus Callosum D) Mid Brain
 
Answer & Explanation Answer: B) Cerebrum

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Q:

Which of the following is the primary sex organ in man?

A) Prostrate B) Testis
C) Vas deferens D) Seminal vesicles
 
Answer & Explanation Answer: B) Testis

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Q:

How much salt is present in our body?

A) 1% B) 2%
C) 0.4% D) 0.6%
 
Answer & Explanation Answer: C) 0.4%

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Q:

___ is known as a disease mostly caused by occupational health hazards.

A) Syphilis B) Cirrhosis
C) Silicosis D) Parkinson's
 
Answer & Explanation Answer: C) Silicosis

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