Classification of Plants
ICSE · Class 7 · Biology
Summary of Classification of Plants for ICSE Class 7 Biology. Key concepts, important points, and chapter overview.
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Classification is the system of grouping living organisms on the basis of common features. It makes the study of the huge variety of living things systematic and easier. In the living world, the earlier two-kingdom grouping created many anomalies, so a five kingdom classification was suggested.
Key Concepts
Classification means grouping organisms together on
Classification means grouping organisms together on the basis of similarities and differences. It helps in studying living things in an orderly way.
Robert Whittaker proposed five kingdoms
Robert Whittaker proposed five kingdoms in 1969 because the old two-kingdom system did not fit all organisms properly. The five kingdoms are Monera, P
This kingdom includes bacteria
This kingdom includes bacteria. Bacteria are unicellular, microscopic and prokaryotic because they do not have a nuclear membrane. Their genetic mater
Bacteria are commonly seen in four
Bacteria are commonly seen in four forms: coccus, bacillus, spirillum and vibrio. Coccus are spherical or ovoid, bacillus are rod-shaped, spirillum ar
Lactobacillus converts lactose into lactic acid
Lactobacillus converts lactose into lactic acid and helps in curd formation. Acetobacter converts fruit juices into vinegar. Rhizobium lives in root n
Learning Objectives
- Understand the meaning and need of classification
- Learn why the five kingdom classification was introduced
- Identify the main features of Kingdom Monera, Protista, Fungi and Plantae
- Recognise useful and harmful bacteria and fungi
- Compare mosses, ferns, gymnosperms and angiosperms
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