http://download.ssapunjab.org/sub/instructions/2024/February/Biology11and12_15_02_2024.pdf WebTypes of leaves. Leaves are of two types: 1) Simple leaf. A leaf having a single or undivided lamina is called simple leaf. 2) Compound leaf. A compound leaf is that where the lamina is completely broken up into distinct segments or leaflets which are separately articulated at the base. They are of two types, pinnate compound leaves and palmate ...
Arrangement of leaves on the stem branches is called
The arrangement of leaves on the stem and on the branches is called phyllotaxy. The purpose of the arrangement of leaves in a particular manner is to prevent overcrowding and to expose the leaves in such a way that they are exposed to the most beneficial position towards the light for the process of … See more The main function or purpose of the leaf is as given below: 1. Leaves store water to resist roughness as in Aloe and Agave. In onions, food is … See more Hence, in botany, phyllotaxis or phyllotaxy is the arrangement of leaves on a plant stem. Phyllotactic spirals form a distinctive class of patterns in … See more The question why we need to study leaf and its part is because it holds an importance in our day to day life. Few points given below : 1. It is possible to tell the physiological … See more WebPhyllotaxy: The arrangement of leaves on the stem or branch is called phyllotaxy. There are three types of phyllotaxy, which are as follows:Alternate:- In this type of leaf arrangement, a single leaf arises at each node in alternate manner, e.g. China rose, mustard, sunflower, etc. Opposite:- In this type of leaf arrangement, a pair of leaves arise … office tool gdaily
CBSE Sample Papers for Class 11 Biology Solved 2016 Set 7
WebSep 26, 2014 · Psychology describes the laws of learning, feelings and thinking. Like any other science, psychology collects the subject matter or facts of behavior. Psychology is a positive science not the normative as … WebIt is of three types, alternate, opposite, and whorled phyllotaxy. In alternate phyllotaxy, a single leaf arises from the node of a branch. This type of phyllotaxy is observed in the … WebPhyllotaxy. The pattern of arrangement of leaves on the stem or branch is known as phyllotaxy. my driveway is too steep