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What has significantly reduced the gharial's habitat range from 20,000 to 200 square kilometers?
- a)Damming and pollution
- b)Climate change
- c)Overfishing
- d)Urban development
Correct answer is option 'A'. Can you explain this answer?
Most Upvoted Answer
What has significantly reduced the gharial's habitat range from 20,000...
Introduction
The gharial, a distinctive crocodilian species, has experienced a dramatic reduction in its habitat range, shrinking from 20,000 square kilometers to a mere 200 square kilometers. This decline is primarily due to human activities, particularly damming and pollution.
Damming
- Dams are constructed to manage water flow for irrigation, hydroelectric power, and flood control.
- The creation of dams alters the natural river ecosystems, which are crucial for gharials that rely on specific river habitats for breeding and feeding.
- Dams can disrupt the flow of sediment, leading to changes in river morphology that can be detrimental to gharial nesting sites.
Pollution
- Rivers often carry pollutants from agricultural runoff, industrial waste, and urban sewage.
- Chemical pollutants can degrade water quality, making it unsuitable for gharials and their prey.
- Pollution can lead to health issues in gharials, affecting their reproduction and survival rates.
Impact on Gharial Population
- Reduced habitat and poor water quality have led to a significant decline in gharial populations.
- The limited range restricts their ability to find food, mate, and reproduce, further threatening their survival.
Conclusion
In summary, damming and pollution have dramatically reduced the gharial's habitat range, significantly impacting its population and survival. Conservation efforts must focus on restoring river ecosystems and reducing pollution to protect this endangered species.
The gharial, a distinctive crocodilian species, has experienced a dramatic reduction in its habitat range, shrinking from 20,000 square kilometers to a mere 200 square kilometers. This decline is primarily due to human activities, particularly damming and pollution.
Damming
- Dams are constructed to manage water flow for irrigation, hydroelectric power, and flood control.
- The creation of dams alters the natural river ecosystems, which are crucial for gharials that rely on specific river habitats for breeding and feeding.
- Dams can disrupt the flow of sediment, leading to changes in river morphology that can be detrimental to gharial nesting sites.
Pollution
- Rivers often carry pollutants from agricultural runoff, industrial waste, and urban sewage.
- Chemical pollutants can degrade water quality, making it unsuitable for gharials and their prey.
- Pollution can lead to health issues in gharials, affecting their reproduction and survival rates.
Impact on Gharial Population
- Reduced habitat and poor water quality have led to a significant decline in gharial populations.
- The limited range restricts their ability to find food, mate, and reproduce, further threatening their survival.
Conclusion
In summary, damming and pollution have dramatically reduced the gharial's habitat range, significantly impacting its population and survival. Conservation efforts must focus on restoring river ecosystems and reducing pollution to protect this endangered species.
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What has significantly reduced the gharial's habitat range from 20,000...
The gharial's habitat range has drastically shrunk due to damming, which alters river flow, as well as pollution and fishing nets that pose direct threats to their survival. This significant reduction in habitat not only affects gharial populations but also indicates broader ecological degradation of river ecosystems, which are vital for many species.
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What has significantly reduced the gharial's habitat range from 20,000 to 200 square kilometers?a) Damming and pollutionb) Climate changec) Overfishingd) Urban developmentCorrect answer is option 'A'. Can you explain this answer? for Class 8 2026 is part of Class 8 preparation. The Question and answers have been prepared according to the Class 8 exam syllabus. Information about What has significantly reduced the gharial's habitat range from 20,000 to 200 square kilometers?a) Damming and pollutionb) Climate changec) Overfishingd) Urban developmentCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for Class 8 2026 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What has significantly reduced the gharial's habitat range from 20,000 to 200 square kilometers?a) Damming and pollutionb) Climate changec) Overfishingd) Urban developmentCorrect answer is option 'A'. Can you explain this answer?.
What has significantly reduced the gharial's habitat range from 20,000 to 200 square kilometers?a) Damming and pollutionb) Climate changec) Overfishingd) Urban developmentCorrect answer is option 'A'. Can you explain this answer? for Class 8 2026 is part of Class 8 preparation. The Question and answers have been prepared according to the Class 8 exam syllabus. Information about What has significantly reduced the gharial's habitat range from 20,000 to 200 square kilometers?a) Damming and pollutionb) Climate changec) Overfishingd) Urban developmentCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for Class 8 2026 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What has significantly reduced the gharial's habitat range from 20,000 to 200 square kilometers?a) Damming and pollutionb) Climate changec) Overfishingd) Urban developmentCorrect answer is option 'A'. Can you explain this answer?.
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