Biodiversity and Conservation
ICSE · Class 12 · Biology
Flashcards for Biodiversity and Conservation — ICSE Class 12 Biology. Quick Q&A cards covering key concepts, definitions, and formulas.
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See them allWhat is biodiversity?
Answer
Biodiversity is the variety of life around us. It includes diversity within species, between species, and among ecosystems. In the simplest sense, it is the sum total of species richness in a given ha…
Who coined the term biodiversity, and who popularised it?
Answer
Walter G. Rosen coined the term biodiversity in 1985, and Edward Wilson popularised it to describe the combined diversity at all levels of biological organisation.
State the UN definition of biodiversity.
Answer
Biodiversity is the variability among living organisms from all sources including terrestrial, marine, and other aquatic ecosystems, and the ecological complexes of which they are a part. It includes …
What are the three main types of biodiversity?
Answer
The three main types are genetic diversity, species diversity, and ecosystem diversity. Genetic diversity is variation within a species, species diversity is the variety of species in a region, and ec…
What is genetic diversity? Give one example.
Answer
Genetic diversity refers to variation in genes within a species. It creates differences among individuals and populations of the same species. A clear example is the large number of genetically differ…
What is species diversity?
Answer
Species diversity refers to the variety of species within a region. It is related to species richness, which means the number of different species present in a habitat. For example, the Western Ghats …
What is ecosystem diversity?
Answer
Ecosystem diversity refers to the variety of ecosystems, landforms, and habitats in a region. India shows high ecosystem diversity because it has deserts, rain forests, mangroves, coral reefs, wetland…
Why is India considered a mega diverse country?
Answer
India is one of the 12 mega diverse countries and together they possess 60 to 70 per cent of the world's biodiversity. India has a wide range of climates, eight floristic regions, rich plant diversity…
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