CBSE Class 12 Biology Sample Paper 2017 Set C

Read and download PDF of CBSE Class 12 Biology Sample Paper 2017 Set C 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 2017 Set C

Biology Class 12 Sample Paper

SECTION-A

1- Write the two components of the first artificial recombinant DNA molecule constructed by Cohen and Boyer

2-Give the scientific name of the source organism from which the first antibiotic was produced.

3- Why do normal red blood cells became elongated sickle shaped structures in a person suffering from sickle cell anaemia ?

4- State the function of filiform apparatus found in mature embryo sac of an angiosperm.

5- In spite of being non-polluting, why are there great apprehensions in using nuclear energy for signing for generating electricity ?

6- State the purpose of signing the Montreal Protocol.

7-Write the names of the enzymes that are used for isolation of DNA from bacterial and fungal cells respectively for Recombinant DNA Technology.

8- Name the host cells in which micro-injection technique is used to introduce an alien DNA.

SECTION-B
 
9-One of the salient features of the genetic code is that it is nearly universal from bacteria to humanas. Mention two exceptions to this rule. Why are some codes said to be degenerate?
 
10-What is “withdrawal syndrome” ? List any two symptoms it is characterised by.
 
11-Explain palindromic nucleotide sequence with the help of a suitable example.
 
12-List the two steps that are essential for carrying out artificial hybridization in crop plants and why.
 
13-Differentiate between commensalism and mutualism by taking one example each from plants only.
 
14-(a) State the cause of depletion of ozone layer.
 
(b) Specify any two ill-effects that it can cause in the human body.

 

Please click the link below to download CBSE Class 12 Biology Sample Paper 2017 Set C

CBSE Class 12 Biology Sample Paper 2017 Set C

We hope you liked the above provided CBSE Class 12 Biology Sample Paper 2017 Set C. To get an understanding of the type of questions which were asked in exams, it is important for Class 12 students to understand the way sample Paper are set by teachers. 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. By doing CBSE Class 12 Biology Sample Paper 2017 Set C you will understand the regular questions and MCQ questions for Class 12 Biology which are always asked. You can download CBSE Class 12 Biology Sample Paper and Class 12 Biology Question 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.

Where can I download CBSE Class 12 Biology Sample Paper 2017 Set C in Pdf

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