(15x + 5= 50 ) Solve for x.
What are the four segments of our environment?
1. Biosphere: The environment, which supports life and sustains various human activities, is known as biosphere. 2. Lithosphere: The outer mantle of the solid earth, such as the earth's crust consisting of rocks and soil. The soil is the most important part of lithosphere. 3. Hydrosphere: It includes all kinds of water resources, oceans, rivers, lakes, streams, glaciers, polar ice caps and ground water. 4. Atmosphere: It is the protective blanket of gases surrounding the earth. The main components of the atmosphere are nitrogen (78%), oxygen (20.95%) and minor components are argon, hydrogen, ozone and other inert gases like helium and neon.
What is Biology?
Biology is the study of life. It is divided into many different fields, such as microbiology, cell biology, zoology, botany, genetics, evolution, and more.