Reproductive Health
WHO (World Health Organisation): Reproductive health means total well being i.e. physical, emotional, behavioural and social.Reproductively healthy: Read More…
Category: XII BIOLOGY (NST)
Microbes In Human Welfare
Microbes are also present deep inside geysers, soil, acidic environment.Some microbes are harmful whereas some are useful. Microbes in Household PRead More…
Biotechnology and Principle
Technique of using live organisms or enzymes from organisms to produce products and processes useful to humans.eg. Invitro fertilizations, synthesiziRead More…
Biotechnology and Its Applications
Three critical research areas of biotechnology: (i) Providing best catalyst in form of improved organism. (ii) Creating optimal condiRead More…
Organism And Population
Study of interaction among organisms and between organisms and abiotic environment 4 levels of biological organisation- organism, population, communiRead More…
Ecosystem :
Functional unit of nature where living organisms interact among themselves and with surrounding environment.Its divided into terrestrial (forest, graRead More…
Human Reproductive System
Male Reproductive System: In pelvic region. testes + accessory ducts + glands + external genitalia. 1. Testes: Outside Read More…
Human Health And Diseases
Early Greeks like Hippocrates and Indian Ayurveda system of medicine asserted that health is a state of body and mind where there was a balance of ceRead More…
PHOTOSYNTHESIS
Photosynthesis: Physio chemical process in which plants use light energy to synthesise organic compounds. It is the primary source of food on eartRead More…
Reproduction in Organisms
Life Span: Period from birth to natural death of an organism. It doesn’t depend on size. eg. sizes of crow and parrot are similar but life span Read More…