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 Biology Questions

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Q:

Syngamy is defined as

A) the fission of one egg B) the fusion of one of the sperms with the synergid
C) the fission of one sperm D) the fusion of one of the sperms with the egg
 
Answer & Explanation Answer: D) the fusion of one of the sperms with the egg

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2 1002
Q:

Name the organ where the embryo develops:

A) Ureter B) Uterus
C) Cervix D) Fallopian tube
 
Answer & Explanation Answer: B) Uterus

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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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2 1001
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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1 1000
Q:

Hybrid zones provide an opportunity to investigate

A) Reproductive isolation B) Speciation
C) Both 1 & 2 D) None
 
Answer & Explanation Answer: C) Both 1 & 2

Explanation:

Hybrid zones are geographical areas where two interbreeding groups of genetically unique organisms meet. Hybrid zones provide an opportunity to investigate Reproductive isolation and Speciation.

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Q:

Which organ is not a gland?

A) Adrenal B) Liver
C) Pituitary D) Gall bladder
 
Answer & Explanation Answer: D) Gall bladder

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2 987
Q:

Parthenocarpy is defined as

A) Development of root without fertilisation B) Development of fruit without fertilisation
C) Development of fruit with fertilisation D) Development of root with fertilisation
 
Answer & Explanation Answer: B) Development of fruit without fertilisation

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2 986
Q:

When the human body temperature falls by about 2 - 3.5 F below the normal body temperature, the condition is known as

A) Fever B) Hypothermia
C) Hyperthermia D) Hyperpyrexia
 
Answer & Explanation Answer: B) Hypothermia

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