Notes on Forest and wildlife class 10 plz plz. Handwritten or from book would be better and Would be marked brainlist.
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Answer:
Biodiversity is the variety and variability of life forms on Earth. It can also be referred as a measure of variation at the ecosystem, species and genetic level. All the species on this Earth are living in a system having multiple networks of interdependencies. Human beings also depend on several biotic and abiotic factors for their survival like they obtain food from plants animals. They are dependent on many other species to run their business and industries. Hence, biodiversity is important for human lives.
(ii) Following activities by humans resulted in the depletion of flora and fauna:
Various dam and river valley projects resulted in a decline of forest cover.
Illegal mining projects also destroyed forests in a vast area.
Increasing housing plans, factories and infrastructure also disturbed the flora and fauna adversely.
Hunting animals for their skin, tusk, bones, teeth, horns, etc., led many species to the verge of extinction.
Increasing environmental pollution caused many species of birds to extinct.
Increasing forest fires due to the global warming resulted in depletion of valuable forests and wildlife.