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Ch. 3 Sci Review - 5
Ch. 3 Sci Review - 5th grade
| Question | Answer |
|---|---|
| What are the smallest parts of animals and plants? | cells |
| What makes up structures in multicellular organisms? | cells |
| Name 2 things plant structures do? | 1. Transport nutrients to other parts of the organism2. transport waste away |
| Vascular plants have leaves/stems that do what? | 1. Produce sugar2. Stems support the plant3. Hold leaves high4. transport water, nutrients, & waste |
| What does xylem do? | Carries materials from the roots to the leaves |
| What does phloem do? | Carries sugars made in the leaves to the rest of the plant |
| What is needed for photosynthesis? | Sun’s energycarbon dioxidewater |
| What does photosynthesis do? | Produces food for the plant |
| What does the nucleus do? | It directs the cell’s activities |
| What do roots do? | 1. Get nutrients from soil2. Store food |
| Definition of chlorophyll? | A chemical in the plant - changes sunlight, water and carbon dioxide into food(sugar) |
| What is the green substance in a plant and where is it stored? | Chlorophyll is stored in the chloroplast |
| How do plants release energy? | They break down sugar and react with oxygen |
| Which bodily system does the mouth belong to? | Digestive system |
| In a living organism, list items in increasing size? | Cell - tissue - organ - organ system |