CBSE Class 12 Biotechnology Sample Paper 2019 Solved
CBSE Class 12 Biotechnology Sample Paper 2019 Solved. CBSE issues sample papers every year for students for class 12 board exams. Students should solve the CBSE issued sample papers to understand the pattern of the question paper which will come in class 12 board exams this…
CBSE Class 12 Biotechnology Sample Paper 2017 Set B
SECTION A 1. “Golden rice is nutritionally superior to normal rice”. Justify. 2. Write the complementary sequence of the following sequence 5’ ATMKGCSWNB 3’ 3. What is the specific role of baffles in large scale fermentation process? 4. A,B and C are type I, type…
CBSE Class 12 Biotechnology Sample Paper 2017 Solved Set A
Section A 1. How is oxygen provided in fermentors? 2. Why is a pilot plant essential in microbial culture works? 3. As a biotechnologist, what would you suggest to a farmer for successful pollination or fertilization in plants. 4. Why do plant cells in culture require nutrient…
CBSE Class 12 Biotechnology Sample Paper 2015 Set A
SECTION A 1. “Golden rice is nutritionally superior to normal rice”. Justify. 2. Write the complementary sequence of the following sequence 5’ ATMKGCSWNB 3’ 3. What is the specific role of baffles in large scale fermentation process? 4. A,B and C are type I, type II and type…
CBSE Class 12 Biotechnology Sample Paper 2025 Solved
Section - A Q. No. 1 to 12 are multiple choice questions. Only one of the choices is correct. Select and write the correct choice as well as the answer to these questions. 1 An approach that utilises analysis of genome present in different environment to screen presence…
CBSE Class 12 Biotechnology Sample Paper 2012 Set B
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CBSE Class 12 Biotechnology Sample Paper 2012 Set A
Please click the link below to download full pdf file for CBSE Class 12 Biotechnology Sample Paper 2012 Set A
CBSE Class 12 Biotechnology Sample Paper 2011 Set B
SECTION -A 1. Why is humbling considered better than pig insulin for the treatment of diabetes? 2. If a researcher began with a sample that contained 5 copies of double stranded DNA, how many copies would he be able to get after 20 cycles of PCR ? 3. What are interferons? 4…
CBSE Class 12 Biotechnology Sample Paper 2011 Set A
1. Farmers growing cotton find that bollworm is devouring their crop. Suggest a possible way by which genetic engineering can provide a solution to this problem. 2. A microbiologist involved in an antibiotic discovery programmer has isolated some bacteria from hot springs in…
CBSE Class 12 Biotechnology Sample Paper 2023
SECTION A 1. Male sterility is widely used in crops such as maize, sunflower for hybridproduc tion. Male sterile plants are created by introducing a gene encoding- (a) Barnase protein (b) TA29 (c) Barstar protein (d) Coat protein Answer : A 2. Body builders prefer…
CBSE Class 12 Biotechnology Sample Paper 2008 Set A
SECTION A 1. Give the sequence of the two primers (5 nucleotides long) required to amplify the following DNA sequence by PCR : 5' GCACCTAGATCGATCC 3' 2. What is lyophilization ? 3.What treatment will you recommend to a fruit-seller for ripening a consignment of ’Flavr Savr’…
CBSE Class 12 Biotechnology Sample Paper Set B with Answers
Please click the link below to download full pdf file for CBSE Class 12 Biotechnology Sample Paper Set B with Answers