The Sun is Earth’s primary energy source, driving photosynthesis in plants, which produce oxygen and food. It also influences weather patterns, fuels the water cycle, and provides warmth, making life possible on our planet.
Category: Class 6 Science
NCERT Solutions and Important Questions for class 6 Science for CBSE exams 2020-2021.
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Biodiversity encompasses various life forms that create balanced ecosystems, ensuring food availability for all species. Different plants, animals, and microorganisms interact in food chains, providing essential nutrients and maintaining the delicate balance of life on Earth.
Forests provide various products essential for human life, including timber for construction, fruits and nuts for food, medicinal plants for healthcare, resins for industrial use, and fibers for textiles, contributing significantly to our economy and well-being.
Soil is essential for supporting biodiversity as it provides nutrients, water, and habitat for various organisms. Healthy soil fosters plant growth, which, in turn, sustains animals and microorganisms, maintaining ecological balance and promoting life.
Rocks are essential for various aspects of life, providing materials for construction, tools, and infrastructure. They also influence soil formation, support ecosystems, and are sources of valuable minerals and fossil fuels vital for economic development.
Compressed Natural Gas (CNG) is primarily composed of methane and stored under high pressure, while Liquefied Petroleum Gas (LPG) consists mainly of propane and butane, stored as a liquid in pressurized containers for easy transport and use.
Fossil fuels, including coal, oil, and natural gas, are formed from ancient organic materials over millions of years. Their formation process is slow, resulting in limited quantities, making sustainable alternatives necessary for future energy needs.
To conserve fossil fuels, we can adopt practices like carpooling, reducing energy consumption at home, using energy-efficient appliances, supporting renewable energy sources, and raising awareness about sustainability within our communities for a greener future.
Using natural resources judiciously is crucial to ensure their sustainability. Responsible consumption helps preserve ecosystems, supports biodiversity, and prevents depletion, allowing future generations to benefit from these essential resources for their survival and well-being.
Human-made resources are materials or products created by humans from natural resources to fulfill specific needs. Examples include buildings, machinery, and vehicles, which are crafted using raw materials like metals, wood, and minerals.