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Questions and Answers
When did fossil records indicate the first appearance of flowering plants?
When did fossil records indicate the first appearance of flowering plants?
What do angiosperms produce that contain male and/or female reproductive structures?
What do angiosperms produce that contain male and/or female reproductive structures?
In which era did the massive appearance and diversification of angiosperms take place?
In which era did the massive appearance and diversification of angiosperms take place?
What played a key role in the ecology and evolution of flowering plants during the mid-Cretaceous?
What played a key role in the ecology and evolution of flowering plants during the mid-Cretaceous?
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What period saw a staggering number of diverse flowering plants in the fossil record?
What period saw a staggering number of diverse flowering plants in the fossil record?
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What is the role of paleobotanists?
What is the role of paleobotanists?
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What advantage do seeds provide to plants?
What advantage do seeds provide to plants?
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Why have seed plants become the most successful group of plants?
Why have seed plants become the most successful group of plants?
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What distinguishes seed ferns as the first true seed plants?
What distinguishes seed ferns as the first true seed plants?
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During which period did seed ferns, resembling modern tree ferns, become more numerous and diverse?
During which period did seed ferns, resembling modern tree ferns, become more numerous and diverse?
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Which plant is considered the earliest seed plant known to date?
Which plant is considered the earliest seed plant known to date?
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What evolutionary advantage do seed plants have over non-seed plants?
What evolutionary advantage do seed plants have over non-seed plants?
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What is the function of secondary cambium in gymnosperms?
What is the function of secondary cambium in gymnosperms?
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Which gymnosperm phylum is considered the closest group to angiosperms?
Which gymnosperm phylum is considered the closest group to angiosperms?
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What adaptation in conifers helps reduce water evaporation from leaves?
What adaptation in conifers helps reduce water evaporation from leaves?
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Which of the following is NOT a familiar evergreen conifer tree?
Which of the following is NOT a familiar evergreen conifer tree?
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In cold climates, which group of plants dominates due to adaptations to cold and dry weather?
In cold climates, which group of plants dominates due to adaptations to cold and dry weather?
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What distinguishes deciduous conifers from typical conifers?
What distinguishes deciduous conifers from typical conifers?
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What is the term for a plant that carries both male and female reproductive organs on the same mature sporophyte?
What is the term for a plant that carries both male and female reproductive organs on the same mature sporophyte?
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Which term describes the production of male microspores and female megaspores in gymnosperms?
Which term describes the production of male microspores and female megaspores in gymnosperms?
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What is pollination defined as in the life cycle of a gymnosperm?
What is pollination defined as in the life cycle of a gymnosperm?
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In gymnosperms, where are the male microspores produced?
In gymnosperms, where are the male microspores produced?
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What is the term for plants that have male and female reproductive organs on separate plants?
What is the term for plants that have male and female reproductive organs on separate plants?
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At fertilization in gymnosperms, which two cells unite?
At fertilization in gymnosperms, which two cells unite?
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When did the first gymnosperms most likely originate?
When did the first gymnosperms most likely originate?
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Which group of gymnosperms includes the only surviving species Gingko biloba?
Which group of gymnosperms includes the only surviving species Gingko biloba?
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During which era did gymnosperms expand, supplanting ferns in the landscape?
During which era did gymnosperms expand, supplanting ferns in the landscape?
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Which ecosystem is mentioned in the text where gymnosperms still dominate due to their adaptation to cold and dry growth conditions?
Which ecosystem is mentioned in the text where gymnosperms still dominate due to their adaptation to cold and dry growth conditions?
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What characterized the Permian period, giving a reproductive edge to seed plants?
What characterized the Permian period, giving a reproductive edge to seed plants?
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Which group of gymnosperms dominated the Jurassic period along with dinosaurs?
Which group of gymnosperms dominated the Jurassic period along with dinosaurs?
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