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Questions and Answers
What is the primary factor that determines the level of biodiversity in an ecosystem?
What is the primary factor that determines the level of biodiversity in an ecosystem?
Which of the following is NOT a type of biodiversity mentioned in the text?
Which of the following is NOT a type of biodiversity mentioned in the text?
How does biodiversity provide economic benefits?
How does biodiversity provide economic benefits?
What is the main purpose of understanding biodiversity, according to the text?
What is the main purpose of understanding biodiversity, according to the text?
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What is the relationship between genetic diversity and individual differences within a species?
What is the relationship between genetic diversity and individual differences within a species?
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Which of the following best describes the relationship between an ecosystem and biodiversity?
Which of the following best describes the relationship between an ecosystem and biodiversity?
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How does species diversity differ from genetic diversity, according to the text?
How does species diversity differ from genetic diversity, according to the text?
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What is the key difference between species diversity and ecological diversity, as described in the text?
What is the key difference between species diversity and ecological diversity, as described in the text?
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Which of the following is the LEAST important aspect of biodiversity, according to the information provided?
Which of the following is the LEAST important aspect of biodiversity, according to the information provided?
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How does the text describe the relationship between individuals within a species?
How does the text describe the relationship between individuals within a species?
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Study Notes
Biodiversity in India
- India is one of the most diverse nations in the world, ranking ninth in terms of plant species richness.
- Two of the world's 25 biodiversity hotspots are found in India.
- India is the origin of important crop species such as pigeon pea, eggplant, cucumber, cotton, and sesame.
- It is also a centre of various domesticated species like millets, cereals, legumes, vegetables, medicinal and aromatic crops.
Ecosystem
- An ecosystem is a geographic area where plants, animals, and other organisms, as well as weather and landscape, work together to form a bubble of life.
- Ecosystems contain biotic or living parts, as well as abiotic factors, or non-living parts.
- Biotic factors include plants, animals, and other organisms.
- Abiotic factors include rocks, temperature, and humidity.
- Every factor in an ecosystem depends on every other factor, either directly or indirectly.
Importance of Biodiversity
- Biodiversity and its maintenance are very important for sustaining life on earth.
- Ecological stability: diverse ecosystems are more productive and can withstand environmental stress.
- Economic importance: biodiversity is a reservoir of resources for the manufacture of food, cosmetic products, and pharmaceuticals.
- Ethical importance: all species have a right to exist, and humans should not cause their voluntary extinction.
Types of Biodiversity
- There are three different types of biodiversity: genetic, species, and ecological.
- Species diversity: refers to the variety of different types of species found in a particular area.
- Genetic diversity: refers to the variations among the genetic resources of organisms.
- Ecological diversity: refers to the diversity observed among different ecosystems in a region.
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Description
Explore the rich biodiversity of India and its significance in the global context. Learn about India's diverse plant species, biodiversity hotspots, and the country's role as the origin of key crop species and domesticated plants.