Plants are the lifeline of our life. It provides us with resources, life and everything we could ever ask for. Plants give us oxygen. Oxygen is the main source of life. Animals emit carbon dioxide by taking in oxygen. It controls every pollution on earth. It provides us with all kinds of resources: wood, crops, fuel, everything. It is our biggest friend. Plant products are essential for human nutrition. Plants give us fruits rich in carbohydrates, vitamins and fiber that are necessary for health maintenance. They become an integral part of our regular diet. Different parts of plants serve as several purposes in our diet. Plant products are a source of vegetables, fruits, essential oils, spices, beverages and many more that provide the prime importance of plants to humans. Plant products are also a source of industrial products like, wooden furniture, doors, windows and different household products are made from the wood of huge trees. The Sources of papers that we use daily for writing are from trees. Cotton is a source of linen, Industry uses essential oils, cosmetics, perfumes, rubbers from plant sources . All kinds of medicine come from many herbal plants. Medicines derived from plants include vincristine, digitalis, colchicine, reserpine, quinine, morphine,and aspirin. The plant is also a resource of fuel.The plant’s fuel is less toxic as it does not emit harmful gasses and also less expensive. Even the plant waste is used to generate electricity. So hence it proved plants is the most essential thing in our life.