CBSE Class 12 Biology Sample Paper 2018 Set E

Read and download PDF of CBSE Class 12 Biology Sample Paper 2018 Set E 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 2018 Set E

Biology Class 12 Sample Paper

Section - A

1. A tissue culture experiment has been performed with a plant tissue infected with TMV. Meristematic tissue produces healthy plant. Reason out the possibility of obtaining such result. 1

2. State a method of cellular defence which works in all eukaryotic organisms. 

3. In case of an infertile couple, the male partner can inseminate normally but the mobility of sperms is below 40 percent. Judge, which kind of ART is suited in this situation to form an embryo in the laboratory, without involving a donor? 

4. Calculate the length of the DNA of bacteriophage lambda that has 48502 base pairs. 

5. If two genes are located far apart from each other on a chromosome, how the frequency of recombination will get affected? 

Section - B

6. The alarming population growth is leading to scarcity of basic requirements. Enumerate and justify any two population control measures to overcome this problem. 

7. Both Down’s syndrome and Turner’s syndrome are examples of chromosomal disorders. Cite the differences between the two. 

8. Demand for mushroom as food has led to its culturing on a large scale. Similarly, it is perceived that microbes too would become acceptable as food. Identify a microbe which can be cultured as a food source and give the applicability of its culture in the given context. 

OR

Success rate of artificial insemination in cattle is fairly low. Identify any other mean to improve the successful production of hybrids. State the advantages of this technique. 

9. a) Patients who have undergone myocardial infarction are given clot buster. Mention the clot buster administered and its microbial source.

b) A person recuperating from illness is advised to have curd regularly. Why? 

10. Interpret two effects of loss of biodiversity in a region. 

Section - C

11. Draw and label the enlarged view of microsporangium. State the function of its innermost layer. 

12.

CBSE Class 12 Biology Sample Paper 2018 Set E

a) State the type of gametes shown in the diagram.

b) Identify the process taking place and the resultant structure.

c) Name an organism that reproduces in this manner. 

13. Diagrammatically represent the experimental set up that proves Oparin - Haldane hypothesis. 

14. A cross is made between different homozygous pea plants for contrasting flower positions.

a) Find out the position of flowers in F1 generation on the basis of genotypes.

b) Work out the cross upto F2 generation.

c) Compute the relative fraction of various genotypes in the F2 generation? 

15. Refer to the figure given below and answer the questions that follow:

 

Please click the link below to download CBSE Class 12 Biology Sample Paper 2018 Set E

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Sample Paper Biology Class 12

We hope you liked the above provided CBSE Class 12 Biology Sample Paper 2018 Set E. 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 2018 Set E 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 2018 Set E 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 2018 Set E 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 2018 Set E 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 2018 Set E 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 2018 Set E 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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