NCERT Solutions for Class 12 Biology Biotechnology and its applications

NCERT Solutions for Class 12 Biology Biotechnology and its applications Class 12 Biology book solutions are available in PDF format for free download. These ncert book chapter wise questions and answers are very helpful for CBSE board exam. CBSE recommends NCERT books and most of the questions in CBSE exam are asked from NCERT text books. Class 12 Biology chapter wise NCERT solution for Biology all the chapters can be downloaded from our website and myCBSEguide mobile app for free.

Download NCERT solutions for Biolgy as PDF.

NCERT Class 12 Biology Chapter wise Solutions

• 1 – Reproduction in Organism
• 2 – Sexual Reproduction in Flowering Plants
• 3 – Human Reproduction
• 4 – Reproductive Health
• 5 – Principles of Inheritance and Variation
• 6 – Molecular Basis of Inheritance
• 7 – Evolution
• 8 – Human Health and Disease
• 9 – Strategies for Enhancement in Food Production
• 10 – Microbes in Human Welfare
• 11 – Biotechnology: Principles and Processes
• 12 – Biotechnology and its Applications
• 13 – Organisms and Populations
• 14 – Ecosystem
• 15 – Biodiversity and Conservation
• 16 – Environmental Issues

NCERT Solutions for Class 12 Biology Biotechnology and its applications

1. Crystals of Bt toxin produced by some bacteria do not kill the bacteria themselves because

(a) Bacteria are resistant to the toxin.

(b) Toxin is immature.

(c) Toxin is inactive.

(d) Bacteria enclose toxin in a special sac.
2. What are transgenic bacteria? Illustrate using any one example.
3. Compare and contrast the advantages and disadvantages of production of genetically modified crops.
4. What are Cry proteins? Name an organism which produces it. How has man exploited this protein to his benefit?
5. What is gene therapy? Illustrate using the example of adenosine deaminase (ADA) deficiency.
6. Diagrammatically represent the experimental steps in cloning and expressing a human gene (say the gene for growth hormone) into a bacterium like E. coli?
7. Can you suggest a method to remove oil (hydrocarbon) from seeds based on your understanding of rDNA technology and chemistry of oil?
8. Find out from the internet what is golden rice.
9. Does our blood have proteases and nucleases?
10. Consult the internet and find out how to make an orally active protein pharmaceutical. What is the major problem to be encountered?

NCERT Solutions for Class 12 Biology

NCERT Solutions Class 12 Biology PDF (Download) Free from myCBSEguide app and myCBSEguide website. Ncert solution class 12 Biology includes text book solutions from Biology Book. NCERT Solutions for CBSE Class 12 Biology have total 16 chapters. 12 Biology NCERT Solutions in PDF for free Download on our website. Ncert Biology class 12 solutions PDF and Biology ncert class 12 PDF solutions with latest modifications and as per the latest CBSE syllabus are only available in myCBSEguide

CBSE app for Class 12

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