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Which phylum's very few surviving species are tropical and subtropical plants with stout, trunk-like stems, and compound leaves that resemble those of palms or tree ferns?


A) Cycadophyta
B) Pteridophyta
C) Gnetophyta
D) Anthophyta
E) Coniferophyta

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Most conifers have separate male and female reproductive parts on the same tree. This condition is referred to as:


A) deciduous.
B) dioecious.
C) monoecious.
D) homosporous.
E) heterosporous.

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Why are bees important to the reproductive success of flowering plants?


A) Bees carry pollen to other plants.
B) Bees provide honey for the plants.
C) Bees transport nutrients to the plant.
D) Bees insert pollen into a flower's ovule.
E) Bees' beating wings scatter pollen to the air.

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Discuss how gymnosperms are different from bryophytes and ferns.

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Gymnosperms are vascular plants that pro...

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Progymnosperms had two derived features, which were :


A) megaphylls and woody tissue.
B) microphylls and woody tissue.
C) megaphylls and herbaceous tissue.
D) microphylls and herbaceous tissue.
E) both megaphylls and microphylls and herbaceous tissue.

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Cycads and Ginkgo are similar in that they produce nonmotile sperm.

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Which statement about gymnosperms and angiosperms is FALSE?


A) Both groups produce seeds.
B) Both groups are heterosporous.
C) Both groups possess vascular tissues.
D) In both groups, the sporophyte generation is dominant.
E) Both groups have free-living gametophytes.

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Match the phylum with the correct word or phrase.

Premises
Produces flowers
Responses
Ginkgophyta
Anthophyta
Coniferophyta
Gnetophyta
Cycadophyta

Correct Answer

Ginkgophyta
Anthophyta
Coniferophyta
Gnetophyta
Cycadophyta

Recent studies of gene function as it relates to reproductive development suggest that angiosperms evolved most directly from:


A) cycads.
B) ginkgos.
C) conifers.
D) lycopods.
E) gnetophytes.

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Draw the life cycle of a pine.

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The diagram should r...

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The endosperm of an angiosperm seed is typically:


A) haploid (1n) .
B) diploid (2n) .
C) triploid (3n) .
D) quadraploid (4n) .
E) pentaploid (5n) .

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The most diverse, successful, and familiar group of plants today are the:


A) ferns.
B) lycopods.
C) bryophytes.
D) angiosperms.
E) gymnosperms.

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Seed plants produce ovules, each of which is a megasporangium surrounded by ___________.


A) integuments
B) megasporangium
C) angiosperms
D) gymnosperms
E) phloem

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Which vascular tissue in both gymnosperms and flowering plants is for conducting water and dissolved minerals?


A) Ovules
B) Phyla
C) Phloem
D) Xylem
E) Integuments

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Integuments develop into the megasporangium.

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A gymnosperm that produces a long taproot and only two leaves belongs to the genus Gnetum .

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In angiosperms, the mature female gametophyte is the embryo sac.

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Gnetophytes are different from other gymnosperms in that gnetophytes have vessel elements.

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How is the pollen of pine trees primarily disseminated?


A) Birds
B) Wind
C) Water
D) Insects
E) Mammals

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What does each male cone's leaflike scales that bear sporangia on the underside consist of?


A) Megasporangia
B) Pollen grain
C) Microsporangia
D) Sporophylls
E) Megasporocyte

Correct Answer

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