Many systems of classification of Gymnosperms have been proposed by different authors. According to the Classification of Sporne (1965), Gymnosperms are classified into three classes. Among them the second one is Coniferopsida. In the previous article, Orders of the first Class Cycadopsida were portrayed. Click here to see the Article. …

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Do you have ever seen any plant or animal decaying/decomposing at the soil surface? Have a look at the picture below: In the picture, leaves from plants are falling down and decomposed at the soil. These leaves are called organic matter. Get Free Netflix Now Best safe and secure cloud …