Viva Voce Examination Guide for Class 12 Biology Practical Experiments and Project Work


Class 12 Biology Viva Voce Examination (Core Experiments)

Biology question-answers for Practical and Project Work [Nos.14-26]

Class 12 Biology questions with answers asked in Viva Voce in School and Board Practical Examinations and Projects important for CBSE Board following NCERT textbooks, other State Board Examinations

Click for Previous Viva Voce Questions [Nos. 1-13]

Question.14: Who invented the term 'mitosis'?

Question.15: What are the two events of mitosis?

Question.16: Define the term 'pollution'.

Question.17: What is biochemical oxygen demand (BOD)? What does high BOD indicate?   

Question.18:  What is soil?

Question.19: What do you understand by 'soil texture'?

Question.20: What is meant by soil reaction?  

Question.21: What pH range is the best for plant growth?   

Question.22: How are particle pollutants harmful for plants?

Question.23: Which type of soil has very low water holding capacity?

Question.24: Which type of soil has maximum water holding capacity?

Question.25:  What is 'natality'?

Question.26: What is 'population density'?  

 For previous questions click below:

FreeOnline Guide - Class 12 Biology Viva Voce Questions for Practical ExaminationExperiments and Projects [Nos. 1-13] 

 To be continued ... Please visit again for more viva voce questions on Biology, Physics, Chemistry to be published. 

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