Most of the water on Earth is in the oceans, which contains saltwater that cannot be used directly for drinking or other purposes by humans, animals, or plants. Chapter 8 A Journey through States on Water Class VI NCERT Book ...
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The water cycle is the continuous circulation of water in nature. Water evaporates from the ocean and Earth’s surface into the atmosphere as vapor and then returns as rain, hail, or snow, ultimately flowing back to the oceans. NCERT Book ...
Humans impact biodiversity positively through conservation efforts and habitat restoration but negatively through deforestation, pollution, and climate change. These activities can lead to species extinction and ecosystem imbalance.
Recording observations in tables helps organize and compare data systematically. It allows students to clearly identify similarities and differences among plants and animals, facilitating a deeper understanding of biodiversity.
Plucking leaves and flowers can harm plants, disrupt their growth, and reduce food and habitat availability for other organisms. It’s important to observe without disturbing the natural environment.