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…

Science-X-Term-II-Examination-Pattern-2022_001

Class-10 Science Term-2 Exam Pattern and Latest CBSE Sample Paper (2021-22)

Dear Students, CBSE has released the official sample paper for Term-2 examination of class-10 and class-12 for all the subjects on its official site (https://cbseacademic.nic.in/) on 14.01.2022. This post contains the details on the latest Class-10 Science Term-2 Exam Pattern and also the latest CBSE sample paper for term-2 class-10 Science. As per previous CBSE…

Class-12 Biology Term-2 Exam Pattern - cbsebiology4u

Class-12 Biology Term-2 Exam Pattern and Latest CBSE Sample Paper (2021-22)

Dear Students, CBSE has released the official sample paper for Term-2 examination of class-10 and class-12 for all the subjects on its official site (https://cbseacademic.nic.in/) on 14.01.2022. This post contains the details on the latest Class-12 Biology Term-2 Exam Pattern and also the latest CBSE sample paper for term-2 class-12 biology. As per previous CBSE…

Term 2 Biology Syllabus Class-12 | Latest by CBSE (2021-22)

CBSE has decided to conduct the board examination in two terms this year and the term-I examination for both students of class-11 and class-12 has been completed in December last year. The syllabus for these examinations has also been divided into two parts. This post contains the CBSE Term 2 Biology Syllabus for Class-12. Class…