The following points highlight the three types of movements in plants. The types are: 1. Movements of Locomotion 2. Movements of Curvature and 3. Hygroscopic Movements. The first two types of movements are called as vital movements because they are exhibited only by the living cells or organisms. Movement Type # 1. Movements of Locomotion: Those movements in which whole [...]
The below mentioned article provides a study-note on photoperiodism. Photoperiodism: The plants in order to flower require a certain day length i.e., the relative length of day and night which is called as photoperiod. The response of plants to the photoperiod expressed in the form of flowering is called as photoperiodism. The phenomenon of photoperiodism was first discovered by Garner [...]
In this article we will discuss about 1. Simple Plant Phenolics 2. Lignin 3. Flavonoids and 4. Tannins. Simple Plant Phenolics: The phenolic compounds which contain basic carbon skeleton as C6, C6 – C1, C6 - C2, C6 - C3 and C6 - C4 are sometimes grouped as simple phenolics. Many of these compounds occur in plants as secondary metabolites [...]