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| 1 | |
Which one of the following would not be found in a gymnosperm? |
| | A) | Chloroplasts |
| | B) | Fruits |
| | C) | Wood |
| | D) | Vascular tissue |
| | E) | Pollen |
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| 2 | |
Which of the following statements about angiosperms is incorrect? |
| | A) | Seed endosperm is a feature found only in angiosperms. |
| | B) | The term angiosperm literally means "enclosed seed." |
| | C) | Angiosperms include the flowering plants. |
| | D) | Human culture depends heavily on angiosperms for food, beverages, and spices. |
| | E) | All of these statements about angiosperms are correct. |
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| 3 | |
When two or more species influence each other's evolutionary pathway, this is most accurately referred to as |
| | A) | horizontal gene transfer. |
| | B) | convergence. |
| | C) | coevolution. |
| | D) | dependence. |
| | E) | symbiosis. |
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| 4 | |
Which of the following is not a major class of secondary metabolites produced by angiosperms? |
| | A) | Terpenes |
| | B) | Phenolics |
| | C) | Terpenoids |
| | D) | Alkaloids |
| | E) | All of the choices are secondary metabolites produced by angiosperms. |
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| 5 | |
Which one of the following statements regarding terpenes and terpenoids is incorrect? |
| | A) | Terpenoids and terpenes are used for some cancer treatments |
| | B) | Amber is a terpenoid |
| | C) | Terpenes and terpenoids absorb ultraviolet radiation. |
| | D) | Terpenes and terpenoids are derived from isoprene gas. |
| | E) | Rubber is a terpene. |
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| 6 | |
Which of the following statements about alkaloids is correct? |
| | A) | Alkaloids contain nitrogen |
| | B) | Alkaloids often have physiological effects on humans and animals that consume them. |
| | C) | There are at least 12,000 known plant produced alkaloids |
| | D) | Alkaloids contain nitrogen and There are at least 12,000 known plant produced alkaloids |
| | E) | Alkaloids contain nitrogen, alkaloids often have physiological effects on humans and animals that consume them , and There are at least 12,000 known plant produced alkaloids. |
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| 7 | |
Which one of the following flower structures receives and recognizes pollen of the appropriate species or genotype? |
| | A) | Stamen |
| | B) | Stigma |
| | C) | Pistil |
| | D) | style |
| | E) | Receptacle |
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| 8 | |
True or False: The evolutionary ancestor of angiosperms are gymnosperms. |
| | A) | True |
| | B) | False |
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| 9 | |
The major type of water conducting cell in gymnosperms is most accurately referred to as a |
| | A) | gametophyte. |
| | B) | plastid. |
| | C) | tracheid. |
| | D) | torus. |
| | E) | megaspore. |
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| 10 | |
The pollen of conifers is developed via meiosis in ________________? |
| | A) | gametophytes |
| | B) | antheridia |
| | C) | microsporangium |
| | D) | macrosporangium |
| | E) | tracheids |
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| 11 | |
Which one of the following is not a term used to describe a type of flower? |
| | A) | Complete |
| | B) | Perfect |
| | C) | Incomplete |
| | D) | Imperfect |
| | E) | All of the terms are used to describe various types of flowers. |
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| 12 | |
True or False: In flowers, petals and sepals are collectively known as the peduncle. |
| | A) | True |
| | B) | False |
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| 13 | |
Which one of the following does not contribute to the diversification of flowers? |
| | A) | Autoploidy |
| | B) | Hybridization |
| | C) | Allopolyploidy |
| | D) | Mitochondrial horizontal gene transfer |
| | E) | All of the choices contribute to the diversification of flowers |
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| 14 | |
True or False: Flowers produced in many small clusters are most accurately referred to as inflorescences. |
| | A) | True |
| | B) | False |
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| 15 | |
Which of the following types of angiosperms is believed to have diverged the earliest? |
| | A) | Magnolia |
| | B) | Water lily |
| | C) | Orchid |
| | D) | Star anise |
| | E) | Amborella |
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| 16 | |
True or False: An artificially selected mutant strain of rice may be an ancient ancestor of the rice commonly consumed by millions of people on earth today. |
| | A) | True |
| | B) | False |
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| 17 | |
True or False: The diameter of floral tubes varies among flowers to accommodate various species of pollinators. |
| | A) | True |
| | B) | False |
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| 18 | |
Match the fruit on the left with the appropriate description on the right.
| i) Strawberry | a) fleshy berry | | ii) Pineapple | b) legume | | iii) Peas | c) aggregate | | iv) Grapes | d) multiple |
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| | A) | i = c; ii = a; iii = b; iv = d |
| | B) | i = a; ii = d; iii = b; iv = c |
| | C) | i = d; ii = b; iii = a; iv = c |
| | D) | i = c; ii = d; iii = b; iv = a |
| | E) | i = b; ii = c; iii = d; iv = a |
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| 19 | |
Which one of the following statements about secondary metabolites is incorrect? |
| | A) | Most secondary metabolites made by plants are made by gymnosperms. |
| | B) | Secondary metabolites can be found in prokaryotes, fungi, protists, and plants. |
| | C) | Rubber is a secondary metabolite most accurately referred to as a terpenoid. |
| | D) | Caffeine and heroin are both in the same class of secondary metabolites. |
| | E) | All of the statements about secondary metabolites are correct. |
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| 20 | |
True or False: When a plant species specializes its flowers to compensate for a pollinator's limitations, this is most accurately referred to as a pollination syndrome. |
| | A) | True |
| | B) | False |
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