General Knowledge
Earth is the third planet from the Sun and the only known astronomical object that contains life. While large volumes of water can be...
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Gautama Buddha was a South Asian ascetic and spiritual teacher who lived in the 6th or 5th century BC. He was the founder of...
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An atom is the smallest constituent unit of ordinary matter that constitutes a chemical element. Every solid, liquid, gas, and plasma is composed of...
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A biome is a community of animals and plants that have common characteristics for the environment they exist in. They can be found over...
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Nuclear waste is a type of hazardous waste that contains radioactive material. Radioactive waste is a by-product of various nuclear technology processes. Industries generating...
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The greenhouse effect is the process by which radiation from a planet's atmosphere warms the planet's surface to a temperature above what it would...
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Earth science generally recognizes four spheres, the lithosphere, the hydrosphere, the atmosphere, and the biosphere as correspondent to rocks, water, air, and life respectively....
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True flies are insects of the order Diptera. Insects of this order use only a single pair of wings to fly, the hind wings...
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Petroleum is a naturally occurring, yellowish-black liquid found in geological formations beneath the Earth's surface. It is commonly refined into various types of fuels....
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The World Health Organization (WHO) is a specialized agency of the United Nations responsible for international public health. The WHO Constitution, which establishes the...
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