A) carpels.
B) sepals.
C) receptacles.
D) petals.
E) stamens.
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Multiple Choice
A) petals
B) stamens
C) sepals
D) carpel
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Multiple Choice
A) male gametophytes retained within the body of sporophytes.
B) female gametophytes retained within the body of sporophytes.
C) sporophytes retained within the body of microgametophytes.
D) sporophytes retained within the body of megagametophytes.
E) microgametophytes retained within the body of megagametophytes.
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Multiple Choice
A) form the seedling.
B) develop into the fruit.
C) provide water to the embryo.
D) provide nutrients to the embryo.
E) provide a protective coating for the embryo.
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Multiple Choice
A) bending the coleorhiza as the shoot grows through the soil; a surrounding sheath called the coleoptile.
B) providing a protective layer called sepals; surrounding them with endosperm.
C) bending their shoot as it grows through the soil; surrounding them with a protective sheath called the coleorhiza.
D) surrounding them with a sheath called a coleoptile; bending the shoot as it grows through the soil.
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Multiple Choice
A) ovary.
B) stigma.
C) anther.
D) filament.
E) style.
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Multiple Choice
A) they are capable of providing their own nutrition, requiring no external nutritional sources.
B) the cell has the genetic capability of becoming an entire plant.
C) they are incapable of dividing to produce daughter cells.
D) they are metabolically inactive, existing in a state of dormancy.
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Multiple Choice
A) The development of the proembryo.
B) The development of globular stage.
C) The torpedo stage embryo forms.
D) The heart stage when the cotyledon develops.
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Essay
Correct Answer
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Multiple Choice
A) The generative cell produces two sperm.
B) The pollen tube forms in the style.
C) The tube cell produces the pollen tube.
D) There are two sperm nuclei that move down the pollen tube to the micropyle.
E) Fertilization occurs when the pollen grain germinates.
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verified
Multiple Choice
A) pistil.
B) sepal.
C) receptacle.
D) petal.
E) stamen.
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Multiple Choice
A) Production of stolons.
B) Development of rhizomes.
C) Growth of suckers from the root base of specific types of trees.
D) All of the answer choices are methods of asexual reproduction in plants.
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Multiple Choice
A) A single parenchyma cell will enlarge to become a megaspore mother cell.
B) The megaspore undergoes meiosis producing four haploid megaspores.
C) The nucleus of the megaspore divides mitotically to produce eight nuclei.
D) The female gametophyte will contain three antipodal cells.
E) All of these are associated with the development of the female gametophyte.
Correct Answer
verified
True/False
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Multiple Choice
A) roots.
B) cotyledons.
C) seeds.
D) None of the choices are correct.
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Multiple Choice
A) megasporocyte.
B) female gametophyte.
C) microsporocyte.
D) male gametophyte.
E) zygote.
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Multiple Choice
A) A blackberry is an example of a simple fruit.
B) A fleshy fruit has a fleshy pericarp, as in a peach.
C) Most fruits are simple fruits, derived from a single ovary.
D) A dry fruit may split at maturity to release its seeds, as a pea or bean pod.
E) A multiple fruit, such as a pineapple, forms from many individual flowers on a stem.
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Essay
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Multiple Choice
A) are red.
B) are predominately blue or yellow.
C) have little odor.
D) All of the choices apply.
Correct Answer
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Essay
Correct Answer
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