CBSE 12th Biology

Last 5 year solutions (2011 - 2015)

Prepare for CBSE class 12 Biologyboard paper with the help of previous years (2011-2015) solved question papers.
6 video solutions

CBSE Board Papers Class 12 - 2012 - Biology - Question 23
by added on Mon Mar 02 12:02:57 UTC 2015 161 views
Question - How is the amplification of a gene sample of interest carried out using Polymerase Chain Reaction (PCR)? Vedantu - Your Personal Teacher Online - Get an clear edge over other students by constant revision of important topics with an awesome teacher. - Get your doubts and questions resolved instantly by booking an instant live session - Prepare for competitive exams with our exam courses and achieve your goal - Skipped a topic in tuitions? Learn it on Vedantu by taking our topic courses

 

CBSE Board Papers Class 12 - 2012 - Biology - Question 22
by added on Mon Mar 02 12:06:55 UTC 2015 129 views
Question - Explain the function of each of the following: i. Coleorhiza ii. Umbilical cord iii. Germ pores Vedantu - Your Personal Teacher Online - Get an clear edge over other students by constant revision of important topics with an awesome teacher. - Get your doubts and questions resolved instantly by booking an instant live session - Prepare for competitive exams with our exam courses and achieve your goal - Skipped a topic in tuitions? Learn it on Vedantu by taking our topic courses

 

CBSE Board Papers Class 12 - 2012 - Biology - Question 25 a
by added on Mon Mar 02 12:03:26 UTC 2015 125 views
Question - List the salient features of double helix structure of DNA. Vedantu - Your Personal Teacher Online - Get an clear edge over other students by constant revision of important topics with an awesome teacher. - Get your doubts and questions resolved instantly by booking an instant live session - Prepare for competitive exams with our exam courses and achieve your goal - Skipped a topic in tuitions? Learn it on Vedantu by taking our topic courses

 

CBSE Board Papers Class 12 - 2012 - Biology - Question 29 (OR (a))
by added on Mon Mar 02 11:32:57 UTC 2015 85 views
Question - Why is fertilization in an angiosperm referred to as double fertilization? Mention the ploidy of the cells involved. Vedantu - Your Personal Teacher Online - Get an clear edge over other students by constant revision of important topics with an awesome teacher. - Get your doubts and questions resolved instantly by booking an instant live session - Prepare for competitive exams with our exam courses and achieve your goal - Skipped a topic in tuitions? Learn it on Vedantu by taking our topic courses

 

CBSE Board Papers Class 12 - 2012 - Biology - Question 21
by added on Mon Mar 02 12:08:40 UTC 2015 80 views
Question - What is the programme called that is involved in improving success rate of production of desired hybrid and herd size of cattle? Explain the method used for carrying this programme for cows? Vedantu - Your Personal Teacher Online - Get an clear edge over other students by constant revision of important topics with an awesome teacher. - Get your doubts and questions resolved instantly by booking an instant live session - Prepare for competitive exams with our exam courses and achieve your goal - Skipped a topic in tuitions? Learn it on Vedantu by taking our topic courses

 

CBSE Board Papers Class 12 - 2012 - Biology - Question 27
by added on Mon Mar 02 12:01:13 UTC 2015 73 views
Question - (a) Tobacco plants are damaged severely when infested with Meloidegyne incognitia. Name and explain the strategy that is adopted to stop this infestation. (b) Name the vector used for introducing the nematode specific gene in tobacco plant. Vedantu - Your Personal Teacher Online - Get an clear edge over other students by constant revision of important topics with an awesome teacher. - Get your doubts and questions resolved instantly by booking an instant live session - Prepare for competitive exams with our exam courses and achieve your goal - Skipped a topic in tuitions? Learn it on Vedantu by taking our topic courses

 
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