Urinary System of Human Body in Urdu
The urinary system of human body is also called renal system or urinary tract. It mainly consists of ureters, urethra, bladder,...
What is Solar Eclipse: Definition and Facts
The distance between
the sun and the earth is four hundred times more than the distance between the
moon and the earth. Therefore, it...
Solar Eclipse
What is solar eclipse?
Solar eclipse is a natural event which happened due to the moon when moon while moving in its orbit...
