Biology

Movement In EarthwormAn earthworm is an invertebrate. It has a long, tube-like body. It has no bones. Its body shape is maintained by the fluid present inside its body. This kind of skeleton is called a liquid skeleton.An earthworm’s body…

Vitamins and Minerals – Deficiency DiseasesDeficiency of Vitamins Table lists some important vitamins and their sources, functions, deficiency diseases, and symptoms.Vitamin and sourcesFunctionDeficiency diseaseSymptomsASources: Green leafy…

Vitamins and Minerals – Deficiency DiseasesDeficiency of Vitamins Table lists some important vitamins and their sources, functions, deficiency diseases, and symptoms.Vitamin and sourcesFunctionDeficiency diseaseSymptomsASources: Green leafy…

What are the Different Sources of WaterPrecipitation in the form of rain or snow provides fresh water to our planet Earth. Most of the fresh water returns to the oceans through rivers flowing across the globe. A small portion of it is…

What Are The Different Uses Of WaterThe uses of water can be broadly divided into agricultural, domestic, and industrial uses. The major portion of water in India is used in agriculture, as India is mainly an agricultural country. Besides…

What Is A Balanced DietOur diet must contain adequate amount of different nutrients for our body to function properly. A diet that contains adequate amount of different nutrients required for the healthy functioning of our body is called a…

What Is A Balanced DietOur diet must contain adequate amount of different nutrients for our body to function properly. A diet that contains adequate amount of different nutrients required for the healthy functioning of our body is called a…

Food From AnimalsAnimal products like meat, egg, honey, milk, cheese, butter, and curd are eaten by human beings.Meat: Meat of animals like goat, chicken, fish, and prawns is commonly eaten.Fig. Meat of animalsEgg: Hen’s egg is the most…

Different Forms Of Water On EarthWater is a natural resource that is vital to the presence of life on Earth. Water exists in abundance on our planet Earth. However, only a very small fraction of it is fit for human consumption. Let us first…

Roughage or Dietary FibersThe portion of the plant food that do not provide any nutrients to our body but help in maintaining a healthy digestive system is called roughage or dietary fibres.Roughage are of two types: soluble and insoluble.…