Swarnalata

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The Living World

Common name Phylum/Division Genus Family Order Class Phylum/Division Man Homo sapiens Homo Hominidae Primata Mammalia Chordata Housefly Musca domestica Musca Muscidae Diptera Insecta Arthropoda Mango Mangifera indica Mangifera Anacardiaceae Sapindales Dicotyledonae Angiospermae Wheat Triticum aestivum Triticum Poaceae Poales Monocotyledonae Angiospermae Table 1: Organisms with their Taxonomic Categories Click on page 2 and 3 for MCQs

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MCQ:blood

1. What percentage of the extracellular fluid does blood constitute in our bodies?a) 15-20%b) 30-35%c) 50-55%d) 70-75% 2. Which component of blood is responsible for maintaining the body’s osmotic balance?a) Red blood cellsb) White blood cellsc) Plateletsd) Plasma 3. Which substance acts as a vital buffer to maintain the pH stability of blood?a) Glucoseb) Sodium

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this image describe the Miller-Urey exprement

The Chemical Theory of the Origin of Life

Explore the intriguing Chemical Theory of the Origin of Life, a revolutionary concept proposing life’s gradual emergence through complex chemical reactions on early Earth. Delve into its essential components, stages of life’s emergence, and the pivotal experiments validating this theory. Discover how reducing atmospheres, crucial chemicals, energy sources, and vast time spans combined to shape the foundation of life

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