Science 4: Root System and Shoot System PDF
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This document provides a comprehensive overview of the root system and shoot system in plants. It explains the essential functions of roots, specifically anchoring, absorbing, and storing, different types of root systems like taproots and fibrous root systems. Furthermore, it details the shoot system's components, including stems, leaves, flowers, fruits, and buds, and their respective roles, such as photosynthesis and reproduction.
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# Science 4: Root System and Shoot System ## Root System - Roots are an essential part of a plant, usually found underground. - **Important Functions of Roots:** - **Anchoring**: Roots help to hold the plant firmly in the soil. - **Absorbing**: They take in water and nutrients from the so...
# Science 4: Root System and Shoot System ## Root System - Roots are an essential part of a plant, usually found underground. - **Important Functions of Roots:** - **Anchoring**: Roots help to hold the plant firmly in the soil. - **Absorbing**: They take in water and nutrients from the soil. - **Storing**: Some roots store food for the plant. - **Two Main Types of Root Systems:** - **Taproot:** A taproot is like a big, strong root that grows straight down into the ground. - **Fibrous Root System:** A fibrous root system consists of many small roots that spread out in all directions. ## Shoot System - The shoot system of a plant is the part that grows above the ground. It's like the plant's "body" that you can see. - **The Main Parts of The Shoot System and What They Do:** - **Stem:** The stem is the plant's backbone. It holds up the leaves, flowers, and fruits. It also acts like a highway, transporting water and nutrients from the roots to the leaves and other parts of the plant. - **Leaf/Leaves:** Leaves are the plant's food factories. They use sunlight to make food through a process called photosynthesis. Leaves are usually green because they contain a substance called chlorophyll. - A diagram depicting the process of photosynthesis shows the sun providing light energy. The plant takes in carbon dioxide and water from the soil, and releases oxygen and sugar. - **Flowers:** Flowers are the reproductive part of the plant. They produce seeds that can grow into new plants. Flowers come in many shapes, sizes, and colors. - **Fruits:** Fruits develop from flowers and contain seeds. They protect the seeds and help in spreading them so new plants can grow. - **Buds:** Buds are small, undeveloped parts of the plant that can grow into new stems, leaves, or flowers.
