BIO KNOWLEDGE

Gaseous exchange in plants  introduction        Diffusion is an important process for living organism e.g. Animals and plants  1) plants ne...

Evolution, Darwin's theory of natural selection. First we discuss Evolution.  EVOLUTION     A gradual change in characters of population...

Digestive system process, function. The process and function of the digestive system are: 1. Ingestion . Food must be placed into the mouth ...

what Is biology?, introduction, definition, branches. INTRODUCTION                  Biology is the branch of Science. The concept of biologi...

  Gas Exchange in Humans   Question : How does gaseous exchange occur in humans? Or Explain the respiratory system in humans.   Ans . Human...

SUPPORT AND MOVEMENT  INTRODUCTION:        To retain their shape, all organism need some type of support. In multicellular organisms, this s...

Gas Exchange in Humans     Question : How does gaseous exchange occur in humans? Or Explain the respiratory system in humans.   Ans . Human...

POLLUTION (1)    The release of harmful and toxic substances in air, water or soil by human or natural activities is called pollution. (2) A...

Function Of Human Eye And Ear RECEPTOR RECEPTOR:    Receptors are the organs which receive the change taking place in our environment.    Th...

 FUNCTION OF HUMAN SKELETON SKELETON:        The framework around which the body of an organism is build is called skeleton.        The shap...