1250+ Interesting Biology Questions Answers MCQ

Q:

____ forms a common passage for both urine and sperms in human males.

A) Oviduct	B) Ureter
C) Urethra	D) Vas deferens

Answer & Explanation Answer: C) Urethra

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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:

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:

Which of the following represents the CORRECT scheme of sub-groups at various levels in classification?

A) Kingdom → Phylum → Class → order → Family → Genus → Species	B) Kingdom → Order → Class → Family → Genus → Species → Phylum
C) Kingdom → Phylum → Order → Genus → Species → Class → Family	D) Phylum → Kingdom → Class → Order → Genus → Family → Species

Answer & Explanation Answer: A) Kingdom → Phylum → Class → order → Family → Genus → Species

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Q:

Which of the following organ does NOT belong to human excretory system?

A) Kidneys	B) Ureters
C) Uterus	D) Urethra

Answer & Explanation Answer: C) Uterus

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Q:

Which of the following is the CORRECT decreasing order of intercellular space in various simple permanent tissues?

A) Parenchyma > Sclerenchyma > Collenchyma	B) Collenchyma > Parenchyma > Sclerenchyma
C) Parenchyma > Collenchyma > Sclerenchyma	D) Sclerenchyma > Parenchyma > Collenchyma

Answer & Explanation Answer: C) Parenchyma > Collenchyma > Sclerenchyma

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Q:

Which of the following is not regarded as helpful to compost?

A) Egg shells	B) Sawdust
C) Tea-bags	D) Fish bones

Answer & Explanation Answer: D) Fish bones

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Q:

Name the organ where the embryo develops:

A) Ureter	B) Uterus
C) Cervix	D) Fallopian tube

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