NCERT class 10th

Reactivity series of metal

Metals and Non-Metals

Metals and Non-Metals Metals: Metals occur in nature in the free state as well as in the combined state, as very few metals occur in the free state like – Gold, Silver, and Platinum. Some important facts about Metal: Metals found in combined states in a mineral and Ore Mineral- The Read more…

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Life process-3 Transportation

Circulatory system – Transportation

Circulatory system – Transportation Transportation / Circulation in humans: As we know our body is made up of cells and nutrients and oxygen needed to survive, and wastes need to be removed from them. transportation of nutrients, gases, wastes, and other substances from one part of our body to the Read more…

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