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Questions and Answers
What is the branch of biology that deals with the study or principles of arrangement or classification of organisms called?
What is the branch of biology that deals with the study or principles of arrangement or classification of organisms called?
Taxonomy
What does "taxis" mean?
What does "taxis" mean?
arrangement
The first attempt of classification is observed in Chandoyoga Upanishad.
The first attempt of classification is observed in Chandoyoga Upanishad.
True (A)
Hippocrates classified the living organisms into animals and plants.
Hippocrates classified the living organisms into animals and plants.
Aristotle classified the living organisms into animals and plants.
Aristotle classified the living organisms into animals and plants.
Linnaeus (1707-1778) classified animals into three categories: Jivaja (viviparous), Andaja (oviparous) and Udbhija (vegetal origin).
Linnaeus (1707-1778) classified animals into three categories: Jivaja (viviparous), Andaja (oviparous) and Udbhija (vegetal origin).
Why has taxonomy become essential for the study of organisms today?
Why has taxonomy become essential for the study of organisms today?
What is the estimated number of species present on earth?
What is the estimated number of species present on earth?
Flashcards
What is Taxonomy?
What is Taxonomy?
The branch of biology dealing with the principles and procedures of classification, nomenclature, and identification of organisms.
Medicinal Plants in Medicine
Medicinal Plants in Medicine
Plants used for medicinal purposes, like Penicillium, Rauwolfia, Aloe vera, Cinchona, and Belladonna, have significant medical applications.
What is Space Biology (Exobiology)?
What is Space Biology (Exobiology)?
A new branch of science focusing on the study of life in space, including the effects of space travel and extraterrestrial environments on organisms.
What is Chlorella?
What is Chlorella?
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What is Taxonomic Hierarchy?
What is Taxonomic Hierarchy?
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What is Phylogeny?
What is Phylogeny?
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What is Nomenclature?
What is Nomenclature?
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What is Identification?
What is Identification?
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What is Ecology?
What is Ecology?
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Who is Carl Linnaeus?
Who is Carl Linnaeus?
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What is Biology?
What is Biology?
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What is Microbiology?
What is Microbiology?
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What is Mycology?
What is Mycology?
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What is Penicillin?
What is Penicillin?
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What is Rauwolfia?
What is Rauwolfia?
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What is Aloe vera?
What is Aloe vera?
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What is Cinchona?
What is Cinchona?
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What is Belladonna?
What is Belladonna?
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What is Morphological Classification?
What is Morphological Classification?
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What is Phylogenetic Classification?
What is Phylogenetic Classification?
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What is Biochemical Classification?
What is Biochemical Classification?
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What is a Taxon?
What is a Taxon?
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What is Integrated Taxonomy?
What is Integrated Taxonomy?
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What is Biogeography?
What is Biogeography?
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What is Systematics?
What is Systematics?
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What is Evolution?
What is Evolution?
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Study Notes
Life Science & Environment
- Plants provide natural products for treating various illnesses
- Medicinal plants include Penicillium, Rauwolfia, Aloevera, Cinchona, and Belladonna
- Diseases treatable with antibiotics like Penicillin, Chloromycetin, and Streptomycin
- Space Biology (Exobiology) is a new field combining space research and biology
- Chlorella, a green algae useful in space, produces oxygen during photosynthesis
Taxonomy and Taxonomic Hierarchy
- 1.7 million species of living organisms are currently known
- Many additional species are yet to be discovered (~15,000 new species annually)
- Estimating the total number of species could reach 30 million species globally.
- Classifying organisms is crucial for studying and identifying them.
- Taxonomy is the branch of biology focusing on classification, nomenclature, and identification of organisms.
- "Taxonomy" derived from Latin words "taxis" (arrangement), and "nomos" (rules/laws).
- Early classification systems:
- Historical records (2500-650 BCE) included 740 plants and 250 animals
- Chāndogya Upaniṣad classified organisms into three groups (Jivaja, Andaja, Udbhija)
- Hippocrates and Aristotle also contributed to early biological classification
- Categorized organisms as plants and animals
- Aristotle further divided animals into four groups
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