Question | Answer |
What are the three things that plants give us? | oxygen, food, and medicine |
What are the three main parts of plants? | Roots, stems and leaves |
What are the two things roots do for a plant? | Anchor the plant and absorb water and nutrients |
What do root hairs do for the plant? | They absorb water and minerals from the soil |
What is a root tip? | A slimy end of the root that helps the root push into the soil |
What are the two types of roots? | Tap roots and fibrous roots |
Describe a tap root. | A single large root that grows deep and stores food through the winter |
Describe fibrous roots | Smaller roots that spread out in all directions - usually lies dormant during the winter |
What two things do stems do for the plant? | Provide support and allow movement of water and nutrients |
What are the two types of tubes in the stem of a plant? | Xylem and phloem |
What do xylem tubes do? | Carry water and nutrients up to leaves |
What do phloem tubes do? | Transport food from the leaves to the rest of the plant. |
What are the two types of stems? | Green stems and woody stems |
Describe a green stem. | Green, short and soft - usually lie dormant through the winter |
Describe a woody stem. | Strong and grow taller and wider with age - usually live through the winter |
What are tree rings? | A ring of cells that grow around the stem each year as the plant gets older |
What can tree rings tell you? | How old the tree is and what kind of weather and growth it had each year |
What function do the plants leaves perform? | They make food for the plant - they use sunlight, water and carbon dioxide to make food |
Describe a plants' veins. | They are bundles of tube like structures that carry food and water throughout the plants leaves, stems and roots |
What are the tiny holes on the underside of the leaves that allow the plant to take in oxygen and release carbon dioxide | Stomata |
What is the name of the process plants use to make food? | Photosynthesis |
What are the inputs to the process of photosynthesis? | Sunlight, water, and carbon dioxide |
What are the outputs from the process of photosynthesis? | Sugars (food) and oxygen |