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1 | |
Which of the following statements about plants is FALSE? |
| | A) | Plants are not motile. |
| | B) | Plants are heterotrophic. |
| | C) | Plants have an alternation of generations life cycle. |
| | D) | Plants are multicellular eukaryotes. |
| | E) | Plants protect the embryo from drying out. |
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2 | |
Which of the following statements about plants is generally FALSE? |
| | A) | Plants are motile. |
| | B) | Plants are photosynthetic. |
| | C) | Plants are multicellular eukaryotes. |
| | D) | Plants have an alternation of generations life cycle. |
| | E) | Plants protect the embryo from drying out. |
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3 | |
Plants have a/an _________ life cycle. |
| | A) | asexual-only |
| | B) | sexual-only |
| | C) | alternation of generations |
| | D) | diplontic |
| | E) | haplontic |
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4 | |
Which of these best describes the gametophyte in the alternation of generations life cycle? |
| | A) | the diploid generation |
| | B) | generation that produces the gametes |
| | C) | generation that produces the spores |
| | D) | generation that has vascular tissue |
| | E) | uses meiosis within structures called sporangia |
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5 | |
Which of these best describes the sporophyte generation? |
| | A) | the haploid generation |
| | B) | generation that produces the gametes |
| | C) | generation that produces spores |
| | D) | generation that lacks vascular tissue |
| | E) | uses mitosis |
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6 | |
In plants, the dominant generation is _________. |
| | A) | the larger and more conspicuous generation |
| | B) | the smaller and less conspicuous generation |
| | C) | the parent |
| | D) | dependent upon which plant is discussed |
| | E) | shorter lived |
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7 | |
The nonvascular plants are the ______. |
| | A) | algae and blue-green algae |
| | B) | fungi and slime and water molds |
| | C) | hornworts, liverworts and mosses |
| | D) | gymnosperms |
| | E) | flowering plants |
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8 | |
Which of these best describes the body of Marchantia, a liverwort? |
| | A) | a leafy body |
| | B) | a three-layered body |
| | C) | a flattened, lobed body |
| | D) | a microscopic body |
| | E) | a missing body |
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9 | |
What is the purpose of gemmae cups? |
| | A) | asexual reproduction |
| | B) | sexual reproduction |
| | C) | absorption of water |
| | D) | produce sporophyte generation |
| | E) | food storage |
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10 | |
In mosses the sporophyte is dominant and it is longer lasting. |
| | A) | True |
| | B) | False |
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11 | |
What is the function of antheridia? |
| | A) | to produce eggs |
| | B) | to produce sperm |
| | C) | to carry out asexual reproduction |
| | D) | to absorb minerals and water |
| | E) | to anchor the shoots |
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12 | |
What is the function of the archegonium? |
| | A) | to produce sperm |
| | B) | to carry out asexual reproduction |
| | C) | to produce eggs |
| | D) | to absorb minerals and water |
| | E) | to anchor the roots |
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13 | |
In the moss, the sporophyte has which structure(s)? |
| | A) | foot |
| | B) | stalk |
| | C) | capsule |
| | D) | all of the above |
| | E) | none of the above but is merely a spore container. |
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14 | |
Which of these best describes a protonema? |
| | A) | flagellated sperm |
| | B) | a structure in which flagellated sperm are produced |
| | C) | a structure in which eggs are produced |
| | D) | an algalike branching filament that is the result of spore germination |
| | E) | the group of cells that detach from the thallus and are held in a gemmae cup |
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15 | |
Which of these is NOT true of bryophytes? |
| | A) | include liverworts and mosses |
| | B) | lack vascular tissue |
| | C) | require moisture to accomplish fertilization |
| | D) | produce spores carried by insects |
| | E) | short because they lack an efficient means of transporting water to heights |
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16 | |
In vascular plants, _________ generation is dominant. |
| | A) | the gametophyte |
| | B) | the haploid sporophyte |
| | C) | the diploid sporophyte |
| | D) | no |
| | E) | either |
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17 | |
Which of these are primitive vascular plants? |
| | A) | whisk ferns |
| | B) | club mosses |
| | C) | horsetails |
| | D) | all of the above |
| | E) | none of the above but does include gymnosperms and angiosperms |
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18 | |
Whisk ferns, such as Psilotum, resemble fossil rhyniophytes and lack ______. |
| | A) | leaves |
| | B) | vascular tissue |
| | C) | branches |
| | D) | stems |
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19 | |
Which statement does NOT pertain to the common modern ferns of the temperate zone? |
| | A) | It has a horizontal underground stem. |
| | B) | It grows as tall as a tree. |
| | C) | It has fronds. |
| | D) | It has hairlike roots. |
| | E) | The gametophyte is independent of the sporophyte for nutrition. |
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20 | |
The gametophyte is the dominant generation in a fern plant. |
| | A) | True |
| | B) | False |
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21 | |
In the fern, sporangia develop on the lower surface of a frond in clusters called ______. |
| | A) | prothalli |
| | B) | protonema |
| | C) | rhizomes |
| | D) | archegonia |
| | E) | sori |
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22 | |
The evolution of fronds may have occurred in what steps? |
| | A) | branch forks unevenly to branch forks evenly to leaves with many veins |
| | B) | branch forks unevenly to leaves with many veins to branch forks evenly |
| | C) | branch forks evenly to leaves with many veins to branch forks unevenly |
| | D) | branch forks evenly to branch forks unevenly to leaves with many veins |
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23 | |
In the fern, the gametophyte _________. |
| | A) | is a tiny heart-shaped structure |
| | B) | is dominant |
| | C) | produces the spores |
| | D) | is used as a human food |
| | E) | all of the above |
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24 | |
In the fern, fertilization takes place when__________. |
| | A) | spores reach the eggs within the archegonia |
| | B) | sperm swim in external water to the antheridia |
| | C) | moisture is present |
| | D) | conditions are dry enough |
| | E) | an insect can provide pollination |
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25 | |
In the fern, the zygote begins its development inside ________. |
| | A) | an archegonium |
| | B) | an antheridium |
| | C) | a gemmae cup |
| | D) | a sporangium |
| | E) | a sori |
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26 | |
Which of these is NOT true of the fern? |
| | A) | the sporophyte is dominant |
| | B) | there are pollen grains and no flagellated sperm |
| | C) | there is an independent nonvascular gametophyte |
| | D) | the sporophyte has vascular tissue |
| | E) | the early fronds uncoil from a fiddlehead |
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27 | |
What two groups of plants produce seeds? |
| | A) | gymnosperms and angiosperms |
| | B) | bryophytes and ferns |
| | C) | bryophytes and gymnosperms |
| | D) | angiosperms and ferns |
| | E) | angiosperms and bryophytes |
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28 | |
The gymnosperms produce ______ seeds meaning that they are NOT enclosed by fruits. |
| | A) | pollen |
| | B) | dicot |
| | C) | fruticose |
| | D) | pubescent |
| | E) | uncovered or "naked" |
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29 | |
Angiosperms produce covered seeds enclosed by fruits. |
| | A) | True |
| | B) | False |
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30 | |
A seed contains ___________. |
| | A) | embryonic sporophyte |
| | B) | stored food |
| | C) | protective seed coat |
| | D) | all of the above |
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31 | |
Which of these are gymnosperms? |
| | A) | cycads |
| | B) | ginkgo--the maidenhair tree |
| | C) | conifers |
| | D) | all of the above |
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32 | |
Pine, cedar, spruce, fir, and redwood trees are ______. |
| | A) | cycads |
| | B) | fern relatives |
| | C) | conifers |
| | D) | flowering plants |
| | E) | bryophytes |
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33 | |
A conifer is the most typical example of a(n) ______. |
| | A) | angiosperm |
| | B) | gymnosperm |
| | C) | fern relative |
| | D) | bryophyte |
| | E) | mature, large horsetail |
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34 | |
In the pine tree, pollen grains are transferred ______. |
| | A) | by wind |
| | B) | by water |
| | C) | by animals |
| | D) | by all of the above |
| | E) | not at all, since pine trees do not produce pollen |
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35 | |
In the pine, the function of ovules on the seed cone scales is _________. |
| | A) | to protect the female gametophyte and developing zygote |
| | B) | to supply nutrients for growth following germination |
| | C) | to provide food for humans |
| | D) | to provide a sticky surface for the pollen to attach |
| | E) | all of the above |
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36 | |
Conifers _________. |
| | A) | include the largest trees in the world |
| | B) | include the oldest trees in the world |
| | C) | provide much of our construction wood and paper |
| | D) | provide many varied and important chemicals for industry |
| | E) | all of the above |
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37 | |
Most gymnosperms are evergreen trees that lose their leaves in the fall. |
| | A) | True |
| | B) | False |
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38 | |
What structures are located on the lower surface of the scales of a male pine cone? |
| | A) | ovules |
| | B) | flagellated sperm |
| | C) | microsporangia |
| | D) | seeds |
| | E) | sori |
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39 | |
Seed plants ____________. |
| | A) | have a haplontic life cycle |
| | B) | require external water to reproduce |
| | C) | have a modified alternation of generations of life cycle |
| | D) | all of the above |
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40 | |
Seed plants use meiosis to produce ______ . |
| | A) | pollen and seeds |
| | B) | spores and pollen |
| | C) | seeds and fruit |
| | D) | microspores and megaspores |
| | E) | sporophytes and gametophytes |
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41 | |
In seed plants a microspore develops into _________. |
| | A) | a female gametophyte |
| | B) | an egg |
| | C) | a pollen grain |
| | D) | a sporophyte |
| | E) | all of the above |
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42 | |
In seed plants a megaspore develops into _________. |
| | A) | a pollen grain |
| | B) | an egg-bearing female gametophyte |
| | C) | a male gametophyte |
| | D) | the archegonium |
| | E) | endosperm |
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43 | |
In seed plants, after fertilization the zygote becomes ___________. |
| | A) | a seed |
| | B) | an embryo that is enclosed with reserve food and the seed coat |
| | C) | a fruit |
| | D) | an ovule |
| | E) | an adult tree |
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44 | |
Seed plants are dispersed by means of seeds. |
| | A) | True |
| | B) | False |
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45 | |
In the pine, a mature pollen grain that resists drying out is the ____________. |
| | A) | megasporangium |
| | B) | macrogametophyte |
| | C) | microgametophyte |
| | D) | microsporangium |
| | E) | megagametophyte |
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46 | |
How is the pollen grain of pine trees carried? |
| | A) | by insects |
| | B) | by the wind |
| | C) | by moisture |
| | D) | all of the above |
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47 | |
In the pine, each scale of the female cone has two pollen cone scales. |
| | A) | True |
| | B) | False |
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48 | |
In the pine, each ovule contains a megaspore parent cell that undergoes meiosis, producing one surviving megaspore. |
| | A) | True |
| | B) | False |
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49 | |
With conifers, pollen grains are transferred by wind from the male cones to the female cones. |
| | A) | True |
| | B) | False |
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50 | |
Once enclosed within the female cone, the pollen grain _________. |
| | A) | develops a pollen tube |
| | B) | becomes the female gametophyte |
| | C) | undergoes meiosis |
| | D) | disintegrates |
| | E) | develops into the endosperm |
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51 | |
In the pine, the ovules become __________ at maturity. |
| | A) | the megasporangium |
| | B) | the female gametophyte |
| | C) | the male gametophyte |
| | D) | the winged seeds |
| | E) | the endosperm |
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52 | |
How do humans use plants economically? |
| | A) | as food supplies |
| | B) | to supply wood for lumber and paper |
| | C) | to produce medicines for malaria and many other diseases |
| | D) | as fiber for clothing |
| | E) | all of above |
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53 | |
Angiosperms are the ______ plants. |
| | A) | "naked seed" |
| | B) | non-vascular |
| | C) | flowering |
| | D) | most primitive or earliest |
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54 | |
Flowering plants include many families but all are grouped into what two angiosperm classes? |
| | A) | monocotyledons and dicotyledons |
| | B) | cycads and conifers |
| | C) | mosses and ferns |
| | D) | whisk ferns and horsetails |
| | E) | sexual and asexual |
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55 | |
Double fertilization occurs in angiosperms. |
| | A) | True |
| | B) | False |
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56 | |
Endosperm is __________. |
| | A) | the ovary and sometimes the adjacent part that develops into a fruit |
| | B) | the embryo |
| | C) | food for the developing plant |
| | D) | a combination of the embryo, enclosed food, and a protective seed coat |
| | E) | another name for plant sperm |
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57 | |
In flowering plants, which structure becomes the seed? |
| | A) | the ovule |
| | B) | the pollen grain |
| | C) | the pistil |
| | D) | the anther |
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58 | |
The part of a flower that becomes the fruit is _________. |
| | A) | the stamen |
| | B) | the pistil |
| | C) | the ovule |
| | D) | the ovary |
| | E) | the stem |
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59 | |
Which of the following is an advantage of the flower? |
| | A) | attracts animals to aid in transferring pollen from flower-to-flower to increase diversity |
| | B) | produces seeds enclosed by fruit and the fruit aids in dispersal |
| | C) | all of the above |
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60 | |
Fruits aid in the dispersal of seeds by using ________. |
| | A) | animals |
| | B) | wind |
| | C) | water |
| | D) | gravity |
| | E) | all of the above |
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61 | |
Which structures are part of the carpel? |
| | A) | stigma |
| | B) | style |
| | C) | ovary |
| | D) | all of the above |
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62 | |
Which structure is part of a stamen? |
| | A) | stigma |
| | B) | ovary |
| | C) | anther |
| | D) | style |
| | E) | all of the above |
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63 | |
In the flower, the two pollen sacs are in the ______. |
| | A) | style |
| | B) | filament |
| | C) | anthers |
| | D) | sepal |
| | E) | ovary |
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64 | |
In the flower, the ovules are in the ovary at the base of the carpel. |
| | A) | True |
| | B) | False |
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