In this article we will discuss about the distribution of stomata on leaves. Stomata most frequently occur on regions over the chlorenchymatous mesophyll cells of leaf. Stomata do not occur over the fibre bundles of veins. They also do not occur over the sclerenchyma present on the leaf margins. In majority of monocotyledons where the veins are parallel, e.g. Graminsae, [...]
In this article we will discuss about the Distribution of Fluids in the Human Body:- 1. Fluid Concentration in Human Body 2. Extracellular Fluid 3. Intracellular Fluid 4. Exchanges between Fluid Compartments. Fluid Concentration in Human Body: 1. Water makes up 50 to 70 per cent of the weight of the adult human body and varies inversely as the fat [...]
After reading this article you will learn about distribution of saline arid zones. 1. India: In India near Calcutta in deltaic area of Hugli river, the swamp region is known as Sunderbans. The Sunderbans, crisscrossed by creeks and channels of varying width and depth and subject to the fullest furies of the cyclone storms (fig. 25.2). The Sunderbans is a [...]