Chapter 3: Flowers, fruits, and seeds
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31 terms
Terms | Definitions |
|---|---|
 What are the four basic parts of the flower? | sepal, petals, stamens, and pistil |
| What are the leaf like structure of the flower called? | sepals |
| What are the petals used for to help the plant? | pollination |
| Wgat are the two parts if the stamens? | filament and anther |
| What are the three parts of the pistol? | stigma, style, and ovary |
| What produces the ovules of the flower? | ovary |
| What kind of flower contains all 4 basic parts? | complete flower |
| What kind of flower is lacking one or more of the 4 basic parts? | incomplete flower |
| What are specialized leaves called? | bracts |
| What are flowers that lack a pistil called? | staminate |
| What are flowers that lack a stamin called? | pistillate |
| What have both staminiate and pistillate? | monoecious plants |
| What have staminate and pistillate on seperate plants of the same plant? | dioecious plants |
| What affects flowers the most? | length of darkness |
| What is the response of an organism to variation in intisity of periods of light or to varying periods of light and darkness? | photoperiodism |
| What is a flower hormone produced in the leaves? | florige |
| What are the 3 factors affecting flowers? | length of day and night, temperature, and soil nutrients |
| Who are agricultural technicians who specialize in growing flowers, fruits, veggies, and shrubs? | horticulturists |
| What is the transfer of pollon from anther to stigma? | pollination |
| What are the three most important insects to pollination? | bees, moths, and butterflies |
| What is pollination within its own flowers called? | self pollination |
| What is pollination from anther plant called? | cross pollination |
| What is it called when photoperiodists take over in the pollination process? | artificial cross pllination |
| What are glands that secrete nectar? | nectaries |
| WHere are nectaries found? | base of the flower |
| What are three plants that are classified as ingenious design? | wild orchid and wasp, fig flowers, and yucca flower |
| WHat is hay fever classified as? | allergic rhinitis |
| What cause the symptoms of allergies? | histamine |
| What reduce the histamine levels in the body? | antihistamine |
| What is one of the main pollon producers? | ragweed |
| What is the unison of the egg and sperm to form a new organism known as? | fertilization |
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