Showing posts from May, 2012

Biology PowerPoint Presentations Class 11

Biology Presentations for Plus One Part-1 Botany Biological classification 👉   PPT 👉   Animated Presentation 👉   PDF PPT Plant kingdom 👉   PPT 👉   Animated Presentation 👉   PDF PPT Morphology in flowering plants ?…

8. Environmental issues

Click here for PDF Human population explosion increases the demand for food, water, home, electricity, roads, automobiles etc. It leads to pollution of air, water and soil. Pollution is any undesirable change in physical…

7. Ecosystem

Click here for PDF An ecosystem is a functional unit of nature, where living organisms interact among themselves and also with the surrounding physical environment.

6. Organisms and populations

Click here for PDF Human population explosion increases the demand for food, water, home, electricity, roads, automobiles etc. It leads to pollution of air, water and soil.

5. Biotechnology and its applications

Click here for PDF Biotechnology has a wide range application such as biopharmaceuticals, therapeutics, diagnostics, genetically modified crops for agriculture, processed food, bioremediation, waste treatment and energy prod…

4. Biotechnology: Principles & Processes

Click here for PDF Biotechnology deals with techniques of using live organisms or their enzymes for products and processes useful to humans. The European Federation of Biotechnology (EFB) defines Biotechnology as ‘the inte…

3. Strategies for enhancement in food production

Click here for PDF I. ANIMAL HUSBANDRY -     It is the agricultural practice of breeding and raising livestock by applying scientific principles. -     It deals with o The care & breeding of livestock (buffaloes…

1. Reproduction in organisms

Click here for PDF -     Reproduction is a process in which an organism gives rise to young ones (offspring) similar to itself. -     The period from birth to the natural death of an organism represents its life span. - …

8. Biodiversity and conservation

Biodiversity is the diversity of biological organisation ranging from cellular macromolecules to biomes. Edward Wilson popularized the term ‘biodiversity’. LEVELS OF BIODIVERSITY 1. Genetic diversity: Diversity shown by a …

7. Microbes in human welfare

Click here for PDF MICROBES IN HOUSEHOLD PRODUCTS ·    Lactobacillus or Lactic acid bacteria (LAB): -     Convert milk to curd. -     LAB produces acids that coagulate and partially digest the milk proteins. -     …

Human health and Infectious diseases

Health is a state of complete physical, mental & social well-being. Health is affected by genetic disorders, Infections, change in life style (food, water, rest, exercise, habits etc). Diseases may be Infectious or …

5. Evolution

Click here for PDF Evolution is an orderly change from one form to another. Evolutionary Biology: Study of history of life forms.

1. Human reproduction

Click here for PDF Reproduction is the production of young ones by an organism. Humans are sexually reproducing and viviparous.

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