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chapter lesson 2 sci
| Question | Answer |
|---|---|
| the process that plants use to make sure | photosynthesis |
| all the stages a living thing goes through | life cycle |
| what do plants need to make their own food | a.sunlight b.water c.carbon dioxide |
| gren plants algae use _______________---the energy of sunlight----and change it to _________. | 1.solar energy2.chemical energy |
| plants use __________________for food. | sugars |
| others organisms use that energy by eating the _______________. | plants |
| the _________________absorb nutrients from the soil. | roots |
| the stoma is _____________________________. | a small opening |
| flowering plants grow from ____________________. | seeds |
| each seed holds a tiny plant called an ________________. | embryo |
| germinate means ___________________________. | to begin to grow |
| what conditions enable the seeds to germinate means? | a place that is warm and moist |
| what is the first step in seed germination? | a seeds wells and cracks open ;roots begin to grow down into the soil |
| what happens next? | tiny stem of the plant pushes through the soil an to and leaves begin to grow |
| during what stage of the plant life cycle does pollination take place? | flowering stage |
| sperm cells from the _______________grains must join with h | |
| sperm cells from the ________________grains must join with the ________________cells inside the flower in order for seeds to develop. | 1. pollen 2. egg |
| during the fruiting stage of the plant,the flower grows into a__________________ that surrounds the seed. |
Created by:
rocknroll200
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