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| 1 | Angiosperms are the most abundant, diverse, and widely-distributed of all plants. |
 | A) | True |
| B) | False |
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| 2 | Angiosperms are in the Phylum ________. |
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| 3 | Angiosperms have ________ structures such as leaves, stems, and roots and ________ structures such as flowers, fruits and seeds. |
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| 4 | Describe three characteristics that distinguish monocots and dicots. |
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Answer choices:
| | A) | male portion of plant that produces pollen
| | B) | female portion of plant that produces ovules
| | C) | outermost whorl of leaf-like structures; collectively form the calyx
| | D) | whorl of structures (sometimes large and pigmented); collectively form the corolla
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| 9 | Microspores mature into microgametophytes, also known as ________. |
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| 10 | The haploid nuclei in a mature pollen grain include a ______ nucleus and a ________ nucleus; the latter will replicate to produce two ________ nuclei. |
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| 11 | During megagametogenesis, four haploid megaspores are produced, three of which ________. |
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| 12 | How many nuclei are there in a mature megagametophyte? How many are eggs? |
| A) | 4; 1 |
| B) | 4; 2 |
| C) | 8; 1 |
| D) | 8; 2 |
| E) | 2; 1 |
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| 13 | In double fertilization, one sperm fuses to the egg to form the diploid ________ and the other sperm fuses to the ________ to form the ________. |
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| 14 | Double fertilization is not unique to angiosperms. |
| A) | True |
| B) | False |
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| 15 | List the three major parts of a seed. |
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| 16 | Place the following stages in order of embryonic development: mature, globular, heart-shaped, torpedo. |
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| 17 | What is the function of the endosperm? |
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Answer choices:
| | A) | opening on seed surface through which the pollen tube grew
| | B) | elliptical area on the seed surface at which the ovule was attached to the ovary
| | C) | sheath that encloses the embryonic shoot
| | D) | sheath that encloses the embryonic root
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| 22 | What is your favorite fleshy fruit? What is your favorite dry fruit (think nuts)? |
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| 23 | A typical fruit has an outer wall called a ________, composed of an exocarp, mesocarp, and endocarp. |
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| 24 | Define a fruit. |
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| 25 | What are the two major evolutionary adaptations of angiosperms compared to gymnosperms? |
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| 26 | Describe three ways angiosperms affect your life. |
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