Class-12 Biology Sample Paper – 3 (Solved) | CBSE Term 2 Examination 2022

This Class-12 Biology Sample Paper – 3 (Solved) covers the following portion: Unit-X : Ecology and Environment Chapter-13: Organisms and Populations Organisms and environment: Habitat and niche, population and ecological adaptations; Population interactions – mutualism, competition, predation, parasitism; Population attributes – growth, birth rate and death rate, age distribution. Chapter-15: Biodiversity and its Conservation Biodiversity…

Class-12 Biology Sample Paper – 4 (Solved) | CBSE Term 2 Examination 2022

Class-12 Full Syllabus Biology Sample Paper based for Term-2 board examinations 2022.

Class-XII Biology Sample Paper Term-2

CBSE Class 12 Biology Term 2 Sample Paper with Solution 2021-22

Class-12 Term 2 Sample Papers in Biology as per the latest CBSE sample paper format. The questions comprises mostly of previous year questions. Marking scheme is also available for download.

Class-12 Biology Sample Paper – 2 (Solved) | CBSE Term 2 Examination 2022

This Class-12 Biology Sample Paper – 2 (Solved) covers the following portion: Unit-IX Biotechnology and its Applications Chapter-11: Biotechnology – Principles and ProcessesGenetic Engineering (Recombinant DNA Technology).Chapter-12: Biotechnology and its ApplicationApplication of biotechnology in health and agriculture: Human insulin and vaccine production,stem cell technology, gene therapy; genetically modified organisms – Bt crops; transgenicanimals; biosafety issues,…

Class-12 Biology Sample Paper – 1 (Solved) | CBSE Term 2 Examination 2022

This Class-12 Biology Sample Paper – 1 (Solved) covers the following portion: Unit-VIII Biology and Human Welfare Chapter-8: Human Health and DiseasesPathogens; parasites causing human diseases (malaria, dengue, chikungunya, filariasis,ascariasis, typhoid, pneumonia, common cold, amoebiasis, ring worm) and their control; Basicconcepts of immunology – vaccines; cancer, HIV and AIDS; Adolescence – drug and alcoholabuse.Chapter-10: Microbes…

Biotechnology : Principle and Processes | NCERT Line Extract | Class-12 Biology

Biotechnology : Principle and Processes | NCERT Line Extract | Class-12 Biology

1.     State the two principles that gave rise to modern biotechnology. 2.     Define the term biotechnology as given by EFB. 3.     Why is maintaining aseptic conditions important for the biotechnological studies? 4.     What do you understand by a cloning of DNA? 5.     What do you call the specific sequence of DNA essential for multiplying any foreign piece of DNA in…

Biotechnology and its Application

Biotechnology and its Application | NCERT Line Extract | Class-12 Biology

Biotechnology and its application Questions extracted from NCERT Text book.

Human Health and Diseases | NCERT Line Extract | Class-12 Biology Practice Questions

Human Health and Diseases | NCERT Line Extract | Class-12 Biology Practice Questions

1.     What is the contribution of William Harvey in the field of Biology? 2.     State the three factors that could affect the health. 3.     Define health. 4.     Differentiate between infectious and non-infectious diseases. 5.     What are pathogens? 6.     Name the test that is performed to confirm disease caused by Salmonella typhi.       7.     Identify the disease in a person with the following symptoms: a.   Sustained…

Organisms and Populations - NCERT Line Extract

Organisms and Populations | NCERT Line Extract | Class-12 Biology Practice Questions

1.   Comment on the mean annual precipitation and the mean annual temperature of the alpine and arctic tundra biome. 2.   A biome is having a mean annual precipitation ranging from 150 cm -400 cm and mean annual temperature of 20-250C. identify the biome. 3.  Define biome. How is it different from a population? 4.  State the two factors that…

Biodiversity and Conservation - NCERT Line Extract

Biodiversity and Conservation | NCERT Line Extract | Class-12 Biology Practice Questions

1. Who was Edward Wilson? 2. Define biodiversity. 3. In India, more than 50000 different strains of rice are available. What category of diversity will it come under? 4. Differentiate between genetic and species diversity. 5. What is ecological diversity? Provide an example of the same. 6. What was the contribution of Robert May in the field of ecology? 7. Why is…