The Living World of Plants

Objectives

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The Students Will be able - To know there are many varieties of plant. - To know all parts of the plants and their functions. - To know the different forms of leaves. - To understand the food manufactured by plants is consumed by animals and human. - To know the different types of habitats. - To understand, plants exhibit adaptations and modifications based on the habitat - To know life forms depend on each other

Summary

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- The plant body of flowering plant consists of two main parts. They are 1. Root system 2. Shoot system - Root fix the plants to the soil. Roots absorb water and minerals from the soil - Stem is the ascending part of the plan axis. It has nodes and internodes. - Leaves perform three major functions such as 1. Photosynthesis. 2. Respiration. 3. Transpiration The surroundings where plant live is called their habitat - The two major habitats. 1. Aquatic habitat 2. Terrestrial habitat - Adaptations are special features in plants which help them to survive in their habitat. - Tendril is a climbing organ of some weak stemmed plants - Twiner have weak stem and they can’t stand straight on their own