Question

Natural systems of classification take into consideration

• A. Morphological and anatomical characters
• B. Cytological and embryological characters
• C. Physiological and reproductive characters
• D. All of the above
  

Answer 1

Answer: (D)

All of the above

• The natural system of classification takes into consideration comparable study of a number of characters so as to bring out natural similarities and dissimilarities and hence natural relationships among the organisms.
• They include morphological characters, anatomical characters, cytological characters, physiology, ontogeny or development, reproduction, cytochemistry and biochemistry, experimental taxonomy, etc.

So, the correct answer is 'All of the above'.