Sample Questions — Sex Determination
Try 5 questions below from Sex Determination. Get all 30 in the MedicNEET app.
MCQ
Q5. In which of the following organisms is the female responsible for determining the sex of offspring?
✅ Correct Answer: D
Birds exhibit female heterogamety (ZW); type of egg decides sex.
MCQ
Q8. Why can male honey bees not have sons?
✅ Correct Answer: D
Males are haploid and have no father. Their sperm is formed mitotically.
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MCQ
Which statement is true regarding male honey bees?
✅ Correct Answer: D
Males are produced from unfertilised eggs, hence have no father and cannot produce sons.
MCQ
Q1. Why is the human sex determination mechanism called male heterogamety?
✅ Correct Answer: C
Heterogamety refers to producing two distinct sex gametes. In humans, males produce both X- and Y-bearing sperm.
MCQ
Q3. If a human child is male, which of the following is necessarily true?
✅ Correct Answer: A
Ova always carry X. Only sperm may contribute a Y, determining a male child.
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