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वन्यजीवों के लिए किसी विशेष क्षेत्र की पहचान करने में मदद करने वाला तत्व है?
किस भू-प्रणाली में अत्यधिक ऊर्जा उत्पन्न होती है?
सूखे क्षेत्रों में कौन-कौन से प्रकार के पेड़-पौधे पाए जाते हैं?
किस प्रकार के कृषि के कारोबार से वन्य जीवन पर प्रभाव पड़ता है?
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किस प्रकार के महत्वपूर्ण मौसमिक परिवर्तन का सम्बंध 'मरुस्थल' से होता है?
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'तेल' किस प्रकार से 'महसूस' होता है?
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प्राकृतिक भूमिका के अंतर्गत, जल सफाई, बाढ़ के नियंत्रण, और कार्बन संचयन के लिए कौन सी भूमिका अहम है?
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समुद्री पारिस्थितिकी में किस तरह की समस्याएं हो सकती हैं?
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मॉरीन एकोसिस्टम पर किसे प्रमुख संक्रमित होने का खतरा हो सकता है?
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समुद्री पारिस्थितिकी के प्रमुख संक्रमित कारक में से कौन है?
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पेड़-पौधों के संरक्षण के लिए समुद्री पारिस्थितिकी में क्या महत्वपूर्ण है?
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नकलात्मक कारों में से कौन समुन्द्री पारिस्त्हि्ति�्ि� में संक्�ि��्�ि� �्�्�्�्�्�्�््�्�््�्�्�्�्�्�्�्�्�िे� �े � � � � � � � � � � � � � � � � � � � � � �
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Study Notes
Ecosystems in the Earth
Ecosystems are critical to the health and survival of the planet Earth. They are complex networks of living and non-living components that work together to create a balanced environment. Ecosystems include a variety of habitats, such as forests, deserts, grasslands, wetlands, and marine ecosystems, each with its unique set of species and interactions.
Forest Ecosystems
Forests are one of the most diverse ecosystems on Earth, covering approximately 31% of the world's land surface. They provide habitat for a vast array of plant and animal species, regulate the Earth's climate, and play a crucial role in the global carbon cycle. Despite their importance, forests are under threat due to deforestation, which is caused by human activities such as logging, agriculture, and urbanization.
Desert Ecosystems
Deserts are the hottest and driest ecosystems on Earth, covering about one-fifth of the world's land surface. They are characterized by low rainfall, extreme temperatures, and limited plant and animal life. Despite their harsh conditions, deserts are home to a variety of unique species adapted to survive in these extreme environments.
Grassland Ecosystems
Grasslands cover about one-quarter of the world's land surface and are found in both temperate and tropical regions. They are characterized by large expanses of grasses and herbaceous plants, and are home to a variety of plant and animal species, including many that are not found in forests or deserts. Grassland ecosystems are threatened by overgrazing, conversion to croplands, and urbanization.
Wetland Ecosystems
Wetlands are ecosystems that are saturated with water, either permanently or seasonally. They include swamps, marshes, and bogs, and are home to a wide variety of plant and animal species. Wetlands are important for water purification, flood control, and carbon sequestration, but they are also threatened by drainage, conversion to croplands, and urbanization.
Marine Ecosystems
Marine ecosystems cover about 71% of the Earth's surface and are home to a vast array of plant and animal species, including fish, whales, and coral reefs. They are threatened by overfishing, pollution, and climate change, which is causing ocean acidification and warming.
Climate Change and Ecosystems
Climate change is having a significant impact on ecosystems around the world. Rising temperatures, changing precipitation patterns, and increased extreme weather events are affecting the distribution, abundance, and diversity of plant and animal species. This, in turn, is affecting the functioning of ecosystems and their capacity to provide essential services, such as water purification, carbon sequestration, and habitat for wildlife.
Conclusion
Ecosystems are complex networks of living and non-living components that work together to create a balanced environment. They are home to a vast array of plant and animal species and provide essential services that are critical to the health and survival of the planet Earth. However, ecosystems are under threat from human activities such as deforestation, urbanization, and pollution. Climate change is also having a significant impact on ecosystems, affecting their distribution, abundance, and diversity. It is important that we take steps to protect and conserve ecosystems, for the sake of future generations.
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इस क्विज़ में पृथ्वी पर जैव प्रणालियों पर विस्तार से चर्चा की गई है। वन, रेगिस्तान, घास के मैदान, ऊष्णकटिबंधीय क्षेत्र और समुद्री पर्यावरण के प्रणालियाँ समाहित हैं।
