It is the 4th kingdom in Whittaker's Classification. It includes all green eukaryotic plants. Still there are some parasites in it. So Biology is rightly called also as Science of Exception.
We know that respiration is an essential process which keeps us alive. How do you take air inside? Through nostrils. Right? The air you take inside enters the trachea and then the lungs, where the exchange of gases...
Did you ever heard of Match fixing in a cricket? We know that it is wrong. But if the process of photosynthesis is viewed as a game, we see that a match fixing takes place between the factors of photosynthesis to...
Anatomy deals with the study of gross internal details of plant organs like root, stem and leaf etc. the Dicot (primary), Monocot roots and stems in the transverse section show three main zones.
Most of the mountain ranges have been formed due to major changes that have taken place in the earths crust over the ages.
The destruction of forests, pollution, climatic changes and extensive hunting has resulted in the extinction of some species of plants and animals, and many more are approaching towards extinction.
Innumerable kinds of plants and animals are found on earth which is different from each other in shape, size and structure. All these are basically made up of carbon, nitrogen, oxygen and hydrogen.
The flower is the structure in all angios-perms that is responsible for sexual reproduction.