Read and download CBSE Class 12 Biology Question Paper 2006 (3) designed as per the latest question paper pattern and Class 12 examination guidelines issued by CBSE, NCERT and KVS. The past year Question Papers for Class 12 Biology have been provided with solutions which will help students to assess their performance and find out topics in Biology Class 12 which they need to improve to get better marks in Class 12 exams. After solving these last year papers also refer to solved Sample Papers for Class 12 Biology available on our website to build strong understanding of the subject
Biology Question Paper Class 12
Students can refer to the below Class 12 Biology Question Paper designed to help students understand the pattern of questions that will be asked in Class 12 exams. Please download CBSE Class 12 Biology Question Paper 2006 (3)
Biology Class 12 Question Paper
CBSE Class 12 Biology Question Paper 2006 (3). Students can download the last year question papers using the link below. Free download of examination question papers with solutions.Last 10 year question papers should be practised to get better marks in examinations.
SECTION-A
Q. 1. Name the system, which provides an accessory route for the flow of interstitial fluid into the blood.
Q. 2. Name the two hormones which control blood glucose level through their antagonistic effect.
Q. 3. Why does failure of testes to descend into the scrotum produce sterility?
Q. 4. Why is blue baby syndrome considered to be fatal for infants?
Q. 5. What is meant by carrying capacity of the environment?
SECTION - B
Q. 6. Why is the water movement blocked through the cell wall beyond the end o dermis and is forced to move through the cell membrane in the plant roots? Name the two corresponding pathways of water movement.
Q. 7. List the three major requirements for biological nitrogen fixation in a root nodule. What is the end product?
Q. 8. Name and explain the type of nutrition found in Ascaris and rabbit respectively.
Q. 9. Why can a red muscle fibre work for a prolonged period, while a white muscle fibre suffers from fatigue after a short duration of work? Explain.
Q. 10. Which type of plants show successful grafting? Why is it so?
Q. 11. Why is abscisic acid considered antagonistic in its effect to that of gibberel lins? Give two reasons.
Q. 12. What are “keystone” species? What is the influence of their removal on the community characteristics?
Q. 13. List any four factors which may lead to loss of biodiversity.
Q. 14. Name the two main categories of mutagens. Give one example of each.
OR
What is interspecific hybridization ? Give -one example of a crop in which it is practised and mention one advantage derived from it.
Q. 15. Write the full name of EEG Explain its working in brief.
Please click the link below to download pdf file of CBSE Class 12 Biology Question Paper 2006 (3).
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CBSE Class 12 Biology Question Paper 2006 (3)
We hope you liked the above provided CBSE Class 12 Biology Question Paper 2006 (3). To get an understanding of the type of questions which were asked in previous year exams, it is important for Class 12 students to refer to CBSE Class 12 Biology Question Paper 2006 (3) that we have provided above. Students can download all the Question Papers for Class 12 Biology which were issued in the exams so that you can practise them and solve all types of questions which have been asked till now. By doing all CBSE Class 12 Biology Question Paper 2006 (3) PYP (previous year papers) you will understand the regular questions and MCQ questions for Class 12 Biology which are always asked and learn them so that you can get full marks in those questions. You can download CBSE Class 12 Biology Previous Year Question Papers and Class 12 Biology Sample Papers in PDF. You should attempt all the last year question paper for Class 12 and Class 12 Biology MCQ Test in examination conditions at home and then compare their answers with the solutions provided by our teachers.
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