
Rocks and Minerals Class 5
What are rocks made up of? Rocks are made of minerals. Rock may contain one or more minerals. Minerals are the building blocks of rocks; each rock is a mixture …
Read MoreCBSE Class Notes Online – Classnotes123
CBSE Class Notes and Question Answers Online – Classnotes123
What are rocks made up of? Rocks are made of minerals. Rock may contain one or more minerals. Minerals are the building blocks of rocks; each rock is a mixture …
Read MoreWhat is Heterotrophic nutrition? It is the mode of nutrition in which an organism cannot make its own food from simple organic materials and depends on other organisms for its …
Read MorePhotosynthesis is the process by which green plants synthesize organic food as carbohydrates in the presence of sunlight, chlorophyll , water, CO2 and some other raw materials. Oxygen is released …
Read MoreWhat is Peristalsis and Peristaltic movement? Peristalsis can be define as an involuntary contraction and relaxation of the muscles of the alimentary canal which contract rhythmically in order to push …
Read MoreMode of Nutrition in Paramecium Paramecium is a tiny unicellular animal.It feeds on microorganisms like bacteria, algae and yeasts. Like Amoeba, Paramecium also exhibits Holozoic Nutrition which is a Type …
Read MoreDefine -Digestive Glands Digestive glands are the glands which have ducts that secrete digestive substances necessary for digestion in the digestive tract. For example salivary glands, liver , pancreas etc. …
Read MoreAmoeba is a unicellular and omnivore organism. It eats plants and animals as food which floats in water in which it lives. The mode of nutrition in amoeba is holozoic. …
Read MoreCorrosion is the slow process of eating away of metals by the reaction of atmospheric air, moisture or a chemical (such as an acid). For example rusting of iron, tarnishing …
Read MoreCorrosion Corrosion is the type of Oxidation reaction in everyday life in which the open surface of the metals are slowly eaten away by the reaction of air, water and …
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