Learn about important topics from which questions can be asked in CBSE Class 12 Biology Board Exam. As, per CBSE Date Sheet, Class 12 board exams,Biology paper is scheduled. The subject has huge syllabus & now students should focus on revision. Here, we have pointed out some important topics from the complete syllabus. There is a huge probability that questions based on these concepts will be asked in CBSE Class 12 Biology board exam. 

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Students preparing for this exam are also advised to go through latest CBSE Class 12 Biology Sample Paper. This paper is recently issued by CBSE. With this Sample Paper, students can easily understand latest blueprint and examination pattern of CBSE Class 12 Biology board exam. What are Cry genes? In which organism are they present?Cry genes codes a toxin which is poisonous to some insects thus giving resistant to the plants. 


They are present in bacterium Bacillus thuringiensis. An electrostatic precipitator in a thermal power plant is not able to generate high voltage of several thousands. Write the ecological implication because of it. As the electrostatic preciprecipi in a thermal power plant is not able to generate a high voltage of several thousand, so, it will not be able to remove particulate matter present in the exhaust of thermal power plants.


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