The living world class 11 summary ncert

The Living World - Class 11 NCERT Summary:

Diversity in Living Organisms:

Biodiversity: Variety of life forms on Earth.

Taxonomy: Science of classification.

Biological Classification:

Need for Classification: Systematic organization for easier study.

Hierarchical Classification: Kingdom, Phylum, Class, Order, Family, Genus, Species.

Nomenclature and Identification:

Binomial Nomenclature: Two-part scientific naming system (Genus species).

Identification: Keys based on observable characteristics.

Taxonomic Aids:

Herbarium: Collection of plant specimens.

Museum: Collection of preserved animals.

**Zoo: ** Living collection of animals.

Five Kingdom Classification:

Monera, Protista, Fungi, Plantae, Animalia.

R.H. Whittaker's Classification.

Kingdom Monera:

Prokaryotic: Lack true nucleus.

Bacteria and Archaea: Major groups.

Kingdom Protista:

Eukaryotic: Unicellular or simple multicellular.

Algae, Protozoans, and Slime Molds.

Kingdom Fungi:

Eukaryotic: Heterotrophic.

Mushrooms, Yeasts, Molds.

Kingdom Plantae:

Multicellular Eukaryotic: Autotrophic.

Bryophytes, Pteridophytes, Gymnosperms, Angiosperms.

Kingdom Animalia:

Multicellular Eukaryotic: Heterotrophic.

Invertebrates and Vertebrates.

Viruses:

Non-living Entities.

Need a Host for Replication.

Taxonomic Categories:

Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species

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