Author Archives: bhavancbse

Microbes in Human Welfare Class 12 Notes: Chapter 10 Microbes, also called as the microorganisms are the major components of biological systems on the earth. They are present everywhere, around us, in the soil, water, air, and both in and on our body. They are also found in other animals and plants. These organisms are …

Continue reading “Microbes in Human Welfare Class 12 Notes”

Strategies for Enhancement in Food Production Class 12 Notes: Chapter 9 Food is the substance which provides all necessary nutrients in order to meet the body nutritional requirements for proper functioning of our body cells. The food which we all consume contains the required amount of carbohydrates, proteins, vitamins and fats. Food production is the …

Continue reading “Strategies for Enhancement in Food Production Class 12 Notes”

Human Health and Disease Class 12 Notes: Chapter 8 In simple terms, Health can be defined as free from all diseases and infections. According to the World Health Organization (WHO), health is not only the absence of disease or illness. It is a state of an active and energetic condition including the physical, mental, and …

Continue reading “Human Health and Disease Class 12 Notes”

Evolution Class 12 Notes: Chapter 7 Evolution is the study of the different forms of life, its characteristics and the changes over several generations. It is the scientific theory used by biologists to study the genetic variation in a population. There are many theories about how life originated on the planet earth. The theory of …

Continue reading “Evolution Class 12 Notes”

Molecular Basis of Inheritance Class 12 Notes: Chapter 6 DNA- Deoxyribonucleic Acid is considered as the molecule of inheritance as it carries genetic information in all living organisms. It is a long polymer chain of deoxyribonucleotides. Its length depends on the number of nucleotide base pair present in it. Please refer Molecular Basis of Inheritance …

Continue reading “Molecular Basis of Inheritance Class 12 Notes”

Principles of Inheritance and Variation Class 12 Notes: Chapter 5 Heredity is a process of transferring traits from parents to their offspring’s either through the asexual reproduction or sexual reproduction. These traits are present on the chromosomes in the form of genes and these genes are the characters which may be similar to one of …

Continue reading “Principles of Inheritance and Variation Class 12 Notes”

Reproductive Health Class 12 Notes: Chapter 4 Reproductive Health is generally defined as healthy, well-being and proper functioning of reproductive organs in all aspects of reproduction. India was the first country in the world to initiate action plans and programmes called family planning to attain total reproductive health as a social goal. It was introduced at a …

Continue reading “Reproductive Health Class 12 Notes”

Human Reproduction Class 12 Notes: Chapter 3 Reproduction is the process of giving birth to their young ones which are identical to their parents. As we all are aware of, the process of reproduction in humans is sexual reproduction, which involves internal fertilization by sexual intercourse. Please refer Human Reproduction Class 12 Notes for more …

Continue reading “Human Reproduction Class 12 Notes”

Sexual Reproduction in Flowering Plants Class 12 Notes: Chapter 2 Reproduction in plants involves both sexually and asexually. But the majority of the flowering plants reproduce sexually and flower plays an important role in the process of sexual reproduction. Hence, the flower is also called as the reproductive part of a plant. The complete flower …

Continue reading “Sexual Reproduction in Flowering Plants Class 12 Notes”

Reproduction in Organisms Class 12 Notes: Chapter 1 Reproduction is a biological process of producing their young ones, which are identical to their parents. This process plays an important role in the continuity of the species, generation after generations. Reproduction is usually carried out by all living organisms from a single celled amoeba to the …

Continue reading “Reproduction in Organisms Class 12 Notes”