CBSE Class 12 Biotechnology Boards 2021 Sample Paper Solved

Read and download PDF of CBSE Class 12 Biotechnology Boards 2021 Sample Paper Solved designed as per the latest curriculum and examination pattern for Class 12 issued by CBSE, NCERT and KVS. The latest Class 12 Bio Technology 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 Bio Technology 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 Bio Technology Question Papers available on our website to build strong understanding of the subject

Sample Paper for Class 12 Bio Technology Pdf

Students can refer to the below Class 12 Bio Technology Sample Paper designed to help students understand the pattern of questions that will be asked in Class 12 exams. Please download CBSE Class 12 Biotechnology Boards 2021 Sample Paper Solved

Bio Technology Class 12 Sample Paper

SECTION A
 
1. What is a shuttle vector? 
 
2. Name the amino acids involved in the catalytic triad that regulates charge -relay system in the enzyme Chymotrypsin?
 
3. Specify one advantage of developing vectors based on M13. 
 
4. On which chromosome in humans, is the genetic defect for the Huntington disease located?
 
5. Name the red algae from which agar is obtained.
 
6. What is RFLP? 
 
7. What are nutraceutical proteins? 
 
8. What is the disadvantage of using primary animal culture as compared to secondary culture?
 
9. Counting genes and predicting their presence have proved to be laden with inaccuracies. Give reasons.
 
10. Which technique is used to confirm the detection of Sickle cell anaemia? Who developed this technique?
 
11. (i) Assertion – Native enzyme subtilisin is easily inactivated by bleach
Reason- Site directed mutagenesis at codon position 222 to replace methionine with alanine is found best in terms of activity and stability.
 
(a) Both Assertion and Reason are true and the reason is the correct explanation of the assertion
 
(b) Both Assertion and Reason are true but the reason is not the correct explanation of the assertion
 
(c) Assertion is true but Reason is false
 
(d) Both Assertion and Reason are false
OR
(ii) Assertion- OKT-3 is used to prevent graft rejection following kidney transplantation
 
Reason- OKT-3 blocks immune cells which attack foreign grafts.
 
(a) Both Assertion and Reason are true, and the reason is the correct explanation of the assertion
 
(b) Both Assertion and Reason are true, but the reason is not the correct explanation of the assertion
 
(c) Assertion is true but Reason is false
 
(d) Both Assertion and Reason are false
 
12. Composition of minerals like calcium and phosphorus in mg/ml is highest in-
 
(a) Cow milk
 
(b) Buffalo milk
 
(c) Human milk
 
(d) Goat milk
 
13. RefSeq is a curated database of:
 
(a) mRNA and proteins
 
(b) DNA and proteins
 
(c) DNA and m RNA
 
(d) DNA and t RNA
 
14. During isolation of streptomycin, clear broth is-
 
(a) discarded
 
(b) subjected to liquid-liquid extraction chromatography
 
(c) subjected to ultra filtration
 
(d) subjected to solubilization of proteins
 
Please click on below link to download CBSE Class 12 Biotechnology Boards 2021 Sample Paper Solved.

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Sample Paper Bio Technology Class 12

We hope you liked the above provided CBSE Class 12 Biotechnology Boards 2021 Sample Paper Solved. 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 Biotechnology Boards 2021 Sample Paper Solved that we have provided above. Students can download the Sample Paper for Class 12 Bio Technology 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 Biotechnology Boards 2021 Sample Paper Solved for Class 12 Bio Technology you will easily understand the way examination Sample Paper are set by teachers.

Class 12 Bio Technology Sample Paper

The latest Sample Paper CBSE Class 12 Biotechnology Boards 2021 Sample Paper Solved covers all the topics which have been suggested by CBSE in their Class 12 Bio Technology syllabus for the current year. By doing CBSE Class 12 Biotechnology Boards 2021 Sample Paper Solved you will understand the regular questions and MCQ questions for Class 12 Bio Technology which are always asked and learn them so that you can get full marks in those questions.

Class 12 Bio Technology Model Question Paper Pdf Download

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Bio Technology Sample Paper Class 12 with Solutions

We have provided CBSE Class 12 Biotechnology Boards 2021 Sample Paper Solved with solutions. You will be able to understand the type of answers which you should write in Class 12 Bio Technology exams to score good marks. You should attempt all the last year question paper for Class 12 and Class 12 Bio Technology 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 Bio Technology set their questions in the exams.

CBSE Class 12 Bio Technology Sample Paper with solutions

We have provided the current year Class 12 Bio Technology 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 Bio Technology study material for free as per the CBSE syllabus for Class 12 Bio Technology for the current academic year.

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