SFX-4th-Sci-Chap. 1
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27 terms
Terms | Definitions |
|---|---|
 reproduce | to make more of the same kind |
| classify | to sort into groups based on similarities and differences |
| conifer | a plant that makes seeds inside cones |
| spore | a tiny cell that can grow into a new plant |
| sepal | one of the leaf-like partes that protects a flower bud and that is usually green |
| stamen | part of a flower that makes pollen |
| pollen | tiny grains that make seeds when combined with a flower's egg |
| pistil | -part of a flower that makes the eggs that grow into seeds -has a sticky top and thick bottom |
| pollinination | the movement of pollen from a stamen to a pistil |
| ovary | -the bottom part of the pistil in which seeds form -can grow into a fruit |
| ovule | -the inner part of an ovary that contains an egg -located inside the ovary |
| fertilization | the combination of sperm from a pollen grain with an egg to form a seed |
| embro | tiny part of a seed that can grow into a new plant |
| dormant | -the resting stage of a seed -when the seed is hard and dry |
| monocot seed | a seed that has one seed leaf and stored food outside the seed leaf |
| dicot seed | a seed that has two seed leaves that contain stored food |
| tulips and daffodils | examples of flowering plants |
| conifers | plants with seeds inside of cones |
| ferns and mosses | reproduce by forming spores |
| spore cases | found on the underside of the leaves (on ferns) |
| mosses | small plants that do not have stems and roots |
| petals of a flower | attract insects and birds |
| corn | has two kinds of flowers in the same plant |
| Can a plant reproduce if it doesn't make seeds? | Yes, a plant can reproduce if it doesn't make seeds. Plants, like ferns, reproduce by making spores. |
| Can a flower with fewer than four parts make seeds? | Yes, some plants have two kinds of flowers. One kind has a stamen and the other kind has a pistil. The sperm from the stamen combines with the eggs to make seeds. |
| For a seed to start growing, it needs: | ...the right temperature, water and oxygen |
| A flowering plant is mature when: | it produces seeds |
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