Exam 37: Reproduction in Flowering Plants

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The union of gametes is called ____ and takes place within the ____ of a flower.

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A ____ is an underground stem that is greatly enlarged for food storage.

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In double fertilization, one sperm fuses with the egg, and the other sperm fuses with the two antipodal nuclei.

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Give examples of how plants and animal pollinators have coevolved.

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Corn and other grasses have a unique sheath of cells known as the ____ that surrounds and protects the young shoot.

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Rhizomes, tubers, corms, and stolons are examples of modified:

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Match the fruit type with its basic description.
contains a single seed, does not split open at maturity, seed coat is not fused to fruit wall
legume
develops from two or more fused carpels and splits open along two or more sutures
nuts
forms from single flower that contains multiple free carpels
capsule
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contains a single seed, does not split open at maturity, seed coat is not fused to fruit wall
legume
develops from two or more fused carpels and splits open along two or more sutures
nuts
forms from single flower that contains multiple free carpels
capsule
made up for more than just ovary tissue
achene
contains a hard stone surrounding a single seed
accessory
develops from single carpel and splits open along two sutures
drupe
usually large, have a stony wall, does not split open at maturity
aggregate
contains a single seed, does not split open at maturity, seed coat is fused to fruit wall
grain
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In angiosperms, the gametophyte generation:

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The hypocotyl connects the radicle with the cotyledons.

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The diploid portion of a plant life cycle is known as the:

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Which statement about asexual reproduction is true?

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The absorption of water by a dry seed is known as:

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What is an example of a seed dispersed by water?

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Bat-pollinated, night-blooming flowers would most likely display which two characteristics?

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Match the modified stem with its description.
detachable small plants that form in notches along the parent plant's leaf margins
tuber
short erect underground stem
plantlets
underground stem with fleshy storage leaves attached to short stem
rhizome
Correct Answer:
Verified
Premises:
Responses:
detachable small plants that form in notches along the parent plant's leaf margins
tuber
short erect underground stem
plantlets
underground stem with fleshy storage leaves attached to short stem
rhizome
aboveground shoots that develop from adventitious buds on roots
suckers
enlarged underground stem used for food storage
bulb
horizontal aboveground stem
corm
horizontal underground stem
stolon
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The order of whorls from the flower's periphery to the center is:

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Which of the following is a structure adapted for seed dispersal by animals?

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____ is an example of a plant that produces detachable plantlets in notches along their leaf margins.

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When a microsporocyte divides, its daughter cells are diploid.

(True/False)
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Plants that produce scentless, inconspicuous flowers with enormous amounts of pollen are adapted to which type of pollination?

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