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Gaseous exchange in plants introduction Diffusion is an important process for living organism e.g. Animals and plants 1) plants ne... -
Gas Exchange in Humans Question : How does gaseous exchange occur in humans? Or Explain the respiratory system in humans. Ans . Human...
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what Is biology?, introduction, definition, branches. INTRODUCTION Biology is the branch of Science. The concept of biologi... -
Evolution, Darwin's theory of natural selection. First we discuss Evolution. EVOLUTION A gradual change in characters of population... -
SUPPORT AND MOVEMENT INTRODUCTION: To retain their shape, all organism need some type of support. In multicellular organisms, this s... -
POLLUTION (1) The release of harmful and toxic substances in air, water or soil by human or natural activities is called pollution. (2) A... -
BIOTIC AND ABIOTIC COMPONENTS OF AN ECOSYSTEM Abiotic components of an ecosystem: The nonliving or abiotic components of an ecosystem ... -
Gas Exchange in Humans Question : How does gaseous exchange occur in humans? Or Explain the respiratory system in humans. Ans . Human...
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What is endocrine system? ,diseases ENDOCRINE SYSTEM: The system of endocrine gland (ductless gland) in all vertebrates is called the...
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FUNCTION OF HUMAN SKELETON SKELETON: The framework around which the body of an organism is build is called skeleton. The shap...
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