Polyploidy Practice Questions
20 free Polyploidy practice questions for the Botany, each with the correct answer and a detailed explanation. Open any question below, or take the full set as an interactive quiz.
Questions
20 questions
All Polyploidy questions
- Q1. What is polyploidy?
- Q2. Which chromosome condition represents a triploid organism?
- Q3. Which chromosome condition represents a tetraploid organism?
- Q4. Which type of polyploidy occurs when chromosome sets come from the same species?
- Q5. Which type of polyploidy occurs when chromosome sets come from different species?
- Q6. Which process can naturally produce polyploid plants?
- Q7. Which chemical is commonly used to induce polyploidy in plant breeding?
- Q8. How does colchicine induce chromosome doubling?
- Q9. Which condition is different from polyploidy because it involves gain or loss of individual chromosomes rather than whole sets?
- Q10. Why are many triploid plants seedless or highly sterile?
- Q11. Which crop is commonly produced as a seedless triploid fruit?
- Q12. Which important cereal crop is a natural allopolyploid?
- Q13. What does the term hexaploid mean?
- Q14. Which effect is commonly observed in some polyploid plants?
- Q15. Why is polyploidy important in plant evolution?
- Q16. Which statement best describes an allopolyploid formed from a sterile interspecific hybrid?
- Q17. Which breeding objective may be supported by induced polyploidy?
- Q18. Which statement correctly compares diploid and tetraploid plants?
- Q19. Which method is commonly used to produce triploid seedless watermelons?
- Q20. Which statement best summarizes the significance of polyploidy in plant breeding?