Friday, July 31, 2020
Thursday, July 30, 2020
Wednesday, July 29, 2020
PHYLUM MOLLUSCA (SOFT BODIED ANIMALS): GENERAL CHARACTERS
4. ANIMAL KINGDOM
PHYLUM PLATYHELMINTHES (FLATWORMS): GENERAL CHARACTERS
PHYLUM PORIFERA (SPONGES): GENERAL CHARACTERS
Animals are multicellular and heterotrophic organisms without cell wall and chlorophyll.
Kingdom Animalia includes 11 major phyla:
Tuesday, July 28, 2020
- Nutrition is the getting and utilization of energy rich nutrients (food) by an organism.
Biodiversity and Conservation - Notes | Class 12 | Part 1: Biodiversity: Levels, Richness, Patterns, Importance
Edward Wilson popularized the term ‘biodiversity’.
Microbes in Human Welfare - Notes | Class 12 | Part 2: Microbes in Sewage treatment and Biogas production
Sewage (municipal waste-water) contains large amount of organic matter and microbes.
Microbes in Human Welfare - Notes | Class 12 | Part 1: Microbes in Household and Industrial Products
· Health is a state of complete physical, mental & social well-being. It is affected by genetic disorders, infections, change in life style (food, water, rest, exercise, habits etc).