Diversity in Living Organisms- Notes
Classification of Living Organisms
A process of gradual and progressive change or development in characteristics is known as evolution.
Organisms are grouped at various levels: Kingdom, Phylum for animals or Division for plants, Class, Order, Family, Genus and Species.
Kingdom Monera consists of prokaryotic cell consisting of bacteria, small one-celled organisms.
Kingdom Protista includes unicellular eukaryotic organisms, the simplest of the eukaryotes.
Kingdom Fungi are eukaryotic organisms which lack chlorophyll. They have to depend on other sources for their nourishment.
Kingdom Plantae are multicellular eukaryotes with cell walls. They use chlorophyll for photosynthesis.
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CBSE Class 9th Science 7 - Diversity in Living Organisms - Notes
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