Human Body Part – Human Reproductive System – Male and Female

1. In which of the following conditions is a person born with both ovarian and testicular tissues, i.e., both female and male organs?

  1. Hermaphroditism
  2. Turner syndrome
  3. Klinefelter syndrome
  4. Androgen insensitivity syndrome
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Answer: Option A. Hermaphroditism

2. Which of the following statements is/are accurate about a mature sperm and ovum?

  1. Both are motile
  2. Both are produced in the ovaries
  3. Both have a diploid number of chromosomes
  4. Both have a haploid number of chromosomes
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Answer: Option D. Both have a haploid number of chromosomes

3. Which of the following conditions can result in the birth of fraternal twins?

  1. Single fertilization
  2. Two separate eggs (ova) are fertilized by two separate sperm
  3. Identical splitting of the embryo
  4. Monovular fertilization
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Answer: Option B. Two separate eggs (ova) are fertilized by two separate sperm

4. Which of the following correctly represents the Net Reproduction Rate?

  1. The average number of daughters a woman will have during her lifetime
  2. The average number of children a couple will have
  3. The total number of births in a year
  4. The ratio of male-to-female births
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Answer: Option A. The average number of daughters a woman will have during her lifetime

5. Which of the following statements is true about fraternal twins?

  1. They share the same placenta
  2. They are always of the same gender
  3. They develop from two different eggs fertilized by two different sperm
  4. They have identical genetic material
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Answer: Option C. They develop from two different eggs fertilized by two different sperm