sciencegajab, Author at sciencegajab

ENVIRONMENTAL ISSUES |Types of pollution|Eutrophication |Waste management |Green house effects |ozone|Deforestation|chipko movement|joint forest management

ENVIRONMENTAL ISSUES 1.Growing human population --> Exerting tremendous pressure on natural resources, pollution of air, water and soil. 2. POLLUTION is any undesirable change in physical, chemical or biological characteristics of air,…

sciencegajab August 1, 2023

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ECOSYSTEMS| PRODUCTIVITY | DECOMPOSITION | ECOLOGICAL PYRAMIDS |NUTRIENTS CYCLING |ECOSYSTEM SERVICES

ECOSYSTEM 1. AN ECOSYSTEM IS A FUNCTIONAL UNIT OF NATURE where living organisms interact among themselves and also with the surrounding physical environment. 2. ENTIRE BIOSPHERE A global ecosystem, as a…

sciencegajab July 30, 2023

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THE LIVING WORLD| characteristics of living organism| GROWTH (TWIN CHARACTER)|REPRODUCTION ||METABOLISM |REGULATION OF METABOLIC REACTION| CONCIOUSNESS | TAXONOMIC HIERARCHY

1. Systematic and detail description of life forms o Identification, nomenclature and classification. 2. ERNST MAYR ‘The Darwin of the20th century’; Pioneered the…

sciencegajab July 29, 2023

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PNEUMONIA| Symptoms of pneumonia|causes of pneumonia|pathogen of pneumonia| common cold

PNEUMONIA: • Pathogen à Ø Streptococcus pneumoniae Bacteria Ø Haemophilus influenzae…

sciencegajab July 28, 2023

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ANIMAL KINGDOM

1. Levels of Organisation All members of animalia are multicellular but all of them do not exhibit the same pattern of organisation of cells. 2. A complete digestive system has…

sciencegajab July 28, 2023

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BIOLOGICAL CLASSIFICATION

1. ARISTOTLE: ●First scientific approach to classify the organisms ● Used simple morphological characters ● Classify the plant into herb, shrub & tree. ● Classified animals on the basis of…

sciencegajab July 26, 2023

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BIODIVERSITY

BIODIVERSITY Sum total of diversity that exists at all levels of biological organisation. o Levels of biodiversity --> Genetic, Species and Ecosystem levels 2. GENETIC DIVERSITY: o A single species…

sciencegajab July 25, 2023

Biology

HUMAN REPRODUCTION

1. Human reproduces ➤SEXUALLY & VIVIPAROUS 2. Puberty is the time in life when a boy or girl becomes sexually mature. It is a process that usually happens between ages…

sciencegajab July 24, 2023

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sciencegajab July 20, 2023