life science physical science and earth science

The term environment refers to the natural elements that make up the earth and surround living organisms, making life processes possible. Soil, water, air, light and temperature are the physical aspects of environment and are known as its 'abiotic' components. All pla..

. These developments indicate a gradual change in the life style of mankind. Today metals are so vital to the modern man that it is unthinkable to live without them. They are essential for the construction of houses, transportation, communication, electricity, household articles, scientif..

When scientists started exploring matter, they discovered that the smallest particle of an element that maintains its chemical identity through all chemical and physical changes is called and 'atom'. Just how small these atoms are can be made out if you realize that there are about 60,00..

Environment refers to the natural elements that make up the earth and surround living organisms The abiotic or physical aspects of the environment refer to elements like air, soil, water etc. The biological or biotic components of environment are the plants and animals N..

Everything that we use or consume - food, clothes, vehicles, tools, petrol, furniture, medicines, books, toys, and the infrastructure of electricity, roads bridges, and buildings are obtained from resources on this earth. The only thing one gets from outside is the sun's energy and even ..

All living organisms, whether plants or animals, are made up of microscopic units called cells. The cell occupies the same central position in biology as the atom in the physical sciences..

Forests and Wild Life - The biotic component of our environment on land, i.e. plants and animals (leaving aside the oceans and other water bodies) are overwhelmingly found in forests. Forests form a buffer for the earth to protect life forms; in fact that's where all o..

All living organisms, whether plants or animals, are made up of microscopic units called cells. The cell occupies the same central position in biology as the atom in the physical sciences. All living beings, plants and animals, start their life with a single cell. Some..

The term environment refers to the natural elements that make up the earth and surround living organisms, making life processes possibl..

The Indian fauna includes variety of animal life such as mammals, birds, reptiles, fishes, insects etc i.e. about 800 species of mammals, 2000 species of birds, 420 species of reptiles, 2000 species of fish, 50,000 species of insects, 4000 species of molluscs (Source K.C.Agarwal, 1998). T..