Biological Classification

Modern Trends in Classification Practice Questions

20 free Modern Trends in Classification practice questions for the NCERT Biology, each with the correct answer and a detailed explanation. Open any question below, or take the full set as an interactive quiz.

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All Modern Trends in Classification questions

20 questions
  1. Q1. Which of the following is the primary basis for molecular phylogeny?
  2. Q2. The three-domain system of classification, which added a level above Kingdom, was proposed by:
  3. Q3. In the three-domain system, the Kingdom Monera was divided into which two domains?
  4. Q4. Why is 16S rRNA commonly used in molecular phylogenetic studies of prokaryotes?
  5. Q5. Which system of classification assumes that organisms belonging to the same taxa have a common ancestor?
  6. Q6. Numerical taxonomy is based on:
  7. Q7. Cytotaxonomy is based on cytological information like:
  8. Q8. Which of the following uses the chemical constituents of organisms to settle taxonomic doubts?
  9. Q9. A cladogram represents:
  10. Q10. Which domain contains organisms with membrane-bound organelles and a true nucleus?
  11. Q11. What led to the realization that Archaebacteria are distinct from Eubacteria?
  12. Q12. In modern taxonomy, the 'molecular clock' hypothesis is used to estimate:
  13. Q13. Which of the following statements is true for the Phylogenetic system of classification?
  14. Q14. The use of 'DNA Barcoding' in classification is an example of:
  15. Q15. In numerical taxonomy, if 100 characters are considered, each character is given:
  16. Q16. The three domains of life classify all living beings into how many Kingdoms in total?
  17. Q17. Which molecule is primarily used to study the molecular phylogeny of mitochondria?
  18. Q18. Molecular phylogeny has shown that Fungi are more closely related to _______ than to _______.
  19. Q19. Which of the following is an advantage of molecular phylogeny over traditional morphology?
  20. Q20. The concept of 'Adansonian Taxonomy' is the basis for which modern trend?