網頁All of these values are 2-digit numbers, so the first digits will be in the ‘stem’ section, and the second digits will be in the ‘leaf’ section.Since the lowest number begins with a ‘ 1 ‘ and … 網頁Identify the positions of xylem and phloem tissues as seen in transverse sections of unthickened, herbaceous, dicotyledonous roots, stems and leaves. Identify root hair cells, as seen under the light microscope, and state their functions. Root hair cells take up water and mineral ions from the soil.

What do a plant

網頁2016年10月18日 · The stem carries water and nutrients to different parts of the plant. The leaves use light from the sun, along with carbon dioxide from the air and water to make … 網頁2024年4月28日 · The stem holds up the plant and carries water to the leaves. They take in the sunshine and turn it into food for the plant. The plant uses this food to help it grow. … unl workforce

Leaf structures, ecosystems and habitats - BBC Bitesize

網頁Seed dispersal. Plants disperse their seeds in lots of different ways. Some seeds are transported by the wind and are shaped to float, glide or spin through the air. Plants … 網頁Plants need air, light, warmth, water and nutrients to be healthy. If a plant doesn’t have one of these requirements it could affect its growth or even die. For example, a plant that is kept in a... 網頁2024年3月28日 · Leaf structure Plant organs include roots, stems and leaves. BBC GCSE Bitesize Structure Of A Leaf. Most plants are autotrophic, creating their own food using water, carbon dioxide, and light through a process called photosynthesis. Parts of a Leaf Diagram. Touch device users can explore by touch or with swipe gestures. unl winter break 2021