Urine ~ Formation, Excretion, Properties
Urine is the yellowish liquid waste containing water and waste products that is secreted by the Kidneys, ammonia-like smell due to bacterial activity.
Biology
The Urinary System
The urinary system removes Waste products by filtering and cleansing the blood as it passes through the kidneys. The Urinary System regulates the volume, acidity, salinity, concentration, and chemical composition of blood, lymph, and other body fluids.
Hygiene ~ A Key to Healthy Life
The science and practice of maintaining good health is known as hygiene. The main factors which contribute to personal hygiene and good health are
Skin ~ Functions, Structure, Components
The skin is the largest organ of the body. Lowermost layer of the skin which contains adipose tissue, Insulates the skin, acts as a shock absorber and anchors the skin to the underlying bones and muscles.
Diseases Caused by Bacteria
Bacteria are the most primitive unicellular prokaryotic organisms. In this article we are going to discuss only about Diseases Caused by Bacteria, If you want to read more about Bacteria
Diseases: Cause and Control
A condition of the body in which the vital functions are disturbed physiologically or psychologically is called a disease. Health is the state of complete physical, mental and social well-being.
Parasitic Worms: Diseases Caused it
According to WHO around 2 billion people harbour these infections. Means, worms infect more than 1/3 of the world’s population….
Protozoa: Diseases Caused by Protozoa
Protozoa is a microscopic acellular animalcules existing singly or in colonies, without tissue and organs, having one or more nuclei.
Waste Generation and Management
Waste is any substance which is discarded after its primary use, or it is worthless, defective and of no further use. Examples: Spoilt food, vegetable peels, leaves, wood, grass, paper, leather, cotton, cattle dung etc. In this article you will find Safe Waste disposal methods
Seeds – Structure and Germination
Before moving onto the ‘Structure of seeds’ you should learn about the seed. The seed is a mature and ripened ovule of a flower which is formed after fertilization. It stores food material for the nourishment of the embryo during germination.