CBSE Class 12 Biology Sample Paper 2013 Solved Set A

Read and download PDF of CBSE Class 12 Biology Sample Paper 2013 Solved Set A designed as per the latest curriculum and examination pattern for Class 12 issued by CBSE, NCERT and KVS. The latest Class 12 Biology Sample Papers have been provided with solutions so that the students can solve these practice papers and then compare their answers. This will help them to identify mistakes and improvement areas in Biology Class 12 which they need to study more to get better marks in Class 12 exams. After solving these guess papers also refer to solved Class 12 Biology Question Papers available on our website to build strong understanding of the subject

Sample Paper for Class 12 Biology Pdf

Students can refer to the below Class 12 Biology Sample Paper designed to help students understand the pattern of questions that will be asked in Class 12 exams. Please download CBSE Class 12 Biology Sample Paper 2013 Solved Set A

Biology Class 12 Sample Paper

SECTION – A

1. The meiocyte of rice has 24 chromosomes how many chromosomes are present in its endosperm?

2. Why do certain genes tend to be inherited together in a cell at the time of cell division?

3. Why do blood pressure and heart rate increase after tobacco consumption?

4. What are sampling ports in a bio-reactor?

5. How do histones acquire positive charge?

6. Provide one sentence information about plasmid with respect to its

(a) Chemical nature

(b) Its duplication

7. Listed below are a few impurities in urban waste water. Select two colloidal impurities:- ammonia, silt, bacteria, calcium, faecal-matter.

8. Give reasons why measurement of bio-mass in terms of dry weight is more accurate than fresh weight. 

SECTION – B
 
9. What are the endocrine functions of the placenta?
 
10. In a cross – between true breeding red flowered snap – dragon and white flowered snap dragon plant, the F2 phenotypic and genotypic ratio are same. Explain the result with the help of a cross.
 
11. Discovery of lobe-fins is considered very significant by evolutionary biologists. Explain
 
12. Study the given portion of double stranded polyrudeotide chair carefully. Identity a, b, c and d.

CBSE Class 12 Biology Sample Paper 2013 (1) 1

13. Name the three molecular diagnostic techniques that help detect pathogens from suspected patients. Mention one advantage of these techniques over conventional methods.
 
14. How is a detritivore different from a decomposer? Give one example for each.
 
15. What is Ti plasmid? Name the organism where it is found. How does it help in genetic engineering?

 

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Sample Paper Biology Class 12

We hope you liked the above provided CBSE Class 12 Biology Sample Paper 2013 Solved Set A. To get an understanding of the type of questions which were asked in exams, it is important for Class 12 students to refer to CBSE Class 12 Biology Sample Paper 2013 Solved Set A that we have provided above. Students can download the Sample Paper for Class 12 Biology which will be coming in the exams so that you can practise them and solve all types of questions that can be asked in exams. If you do CBSE Class 12 Biology Sample Paper 2013 Solved Set A for Class 12 Biology you will easily understand the way examination Sample Paper are set by teachers.

Class 12 Biology Sample Paper

The latest Sample Paper CBSE Class 12 Biology Sample Paper 2013 Solved Set A covers all the topics which have been suggested by CBSE in their Class 12 Biology syllabus for the current year. By doing CBSE Class 12 Biology Sample Paper 2013 Solved Set A 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.

Class 12 Biology Model Question Paper Pdf Download

We have provided link above of CBSE Class 12 Biology Sample Paper 2013 Solved Set A in Pdf format so that you can just click the links and easily download the papers with answers. On studiestoday, we have also provided a download and print option for all CBSE Class 12 Biology latest Sample Papers for Class 12 Biology to make it more easy for students. You can download CBSE Class 12 Biology Sample Paper and Class 12 Biology Question Papers in PDF absolutely free of cost.

Biology Sample Paper Class 12 with Solutions

We have provided CBSE Class 12 Biology Sample Paper 2013 Solved Set A with solutions. You will be able to understand the type of answers which you should write in Class 12 Biology exams to score good marks. 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. This way you will be able to identify your weak areas and also understand how the teachers of Class 12 Biology set their questions in the exams.

CBSE Class 12 Biology Sample Paper with solutions

We have provided the current year Class 12 Biology Sample Paper. Students who want to practice Sample Paper from all previous years can easily get them on studiestoday. We are the leading website in India from which you can download all the latest Class 12 Biology study material for free as per the CBSE syllabus for Class 12 Biology for the current academic year.

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