Birth and Death of Stars
INTRODUCTION OF STARS Stars are non-living structures that live for billions of years. Though they are non-living, they take birth, they grow and die like...
Functions of Thyroid Hormones
An endocrine gland which is bi-lobed, butterfly shaped or shield shaped. This gland secretes different hormones and these hormones have various functions. They increase basal...
Difference between Vasectomy and Minilap/Laparoscopy
S.N Vasectomy S.N Minilap/Laparoscopy 1. It is very effective but there is slightly higher rate of spontaneous recanalization and pregnancy. 1. It is very effective...
Atmosphere: Introduction and Structure
The earth is surrounded by a thick layer of air. This thick layer of air is called the atmosphere. The thick layer of air that...
Rock engineering and Hydropower plants
ROCK ENGINEERING Rock engineering is the application of science of rock mechanics, engineering geology and other related discipline to the civil engineering construction. ROCK MECHANICS...
Soil pollution
Introduction to soil pollution Land and soil are very essential for the survival and maintenance of living organisms including man. Soil supports vegetation on which...
Natural resources, types and importance
Introduction The natural resources include air, water, land, minerals, forest, wildlife, climate, etc. They are the gifts of nature. The terms ‘nature’ denotes the creation...
Various artificial methods of family planning
Introduction Family with many members are not easy to handle and will be problematic as compared to small family. So, the necessity of planning a...
Arboreal animals and their adaptational features
Introduction Tree living animals which lead an arboreal mode of life. They are classified into three types based on the adaptation to the arboreal or...
Various interactions between biotic factors (community)
There are various species of biotic community living together in the same environment. They interact with each other for various things like food, shelter and...