Reproductive Health - CBSE Notes for Class 12 Biology NCERT SolutionsMathsPhysicsChemistryBiologyScience Reproductive Health Problems and Strategies: 1. Reproductive health simply refers to healthy reproductive organs with normal functions. According to the World Health Organisation (WHO), reproductive health means a total well-being in all aspects of reproduction, i.e. … [Read more...]
Human Reproduction – CBSE Notes for Class 12 Biology
Human Reproduction - CBSE Notes for Class 12 Biology CBSE NotesCBSE Notes BiologyNCERT Solutions Biology 1. Humans are sexually reproducing and viviparous organisms. There are remarkable differences between the reproductive events and systems in male and female. 2. Male reproductive system includes a pair of testes, accessory ducts, glands and the external genitalia. (i) … [Read more...]
Sexual Reproduction in Flowering Plants – CBSE Notes for Class 12 Biology
Sexual Reproduction in Flowering Plants - CBSE Notes for Class 12 Biology NCERT SolutionsMathsPhysicsChemistryBiologyScience Sexual reproduction is the process of fusion of haploid gametes, resulting in the production of a diploid zygote, which ultimately develops into a new organism. All flowering plants show sexual reproduction. 1. Flowers are the site of sexual … [Read more...]
Reproduction in Organisms – CBSE Notes for Class 12 Biology
Reproduction in Organisms - CBSE Notes for Class 12 Biology CBSE NotesCBSE Notes BiologyNCERT Solutions Biology Reproduction: 1. The period betwee.n birth and natural death of an organism is called its lifespan. It can vary from less than a day to more than 400 yrs. Whatever be the lifespan, death of every individual organism is a certainty, i. e. no individual is … [Read more...]
Evolution- CBSE Notes for Class 12 Biology
Evolution- CBSE Notes for Class 12 Biology CBSE NotesCBSE Notes BiologyNCERT Solutions Biology The Origin of Life and Evidences of Evolution: 1. The study of history of life forms on earth is called evolutionary biology. 2. Evolution is a process that results in heritable changes in population spread over many generations leading to diversity of organisms on earth. 3. … [Read more...]