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What is the advantage of producing a gymnosperm producing a seed over a fern producing a spore?


A) Seeds are diploid,and can grow directly into a sporophyte.
B) Seeds are haploid,and can grow directly into a sporophyte.
C) Seeds are diploid,and can grow directly into a gametophyte.
D) Seeds are haploid,and can grow directly into a gametophyte.
E) Producing seeds over spores is a disadvantagE.

F) C) and D)
G) A) and E)

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The parts of the plant that conduct water and dissolved minerals from the roots to the leaves are the


A) xylem.
B) stomata.
C) roots.
D) phloem.
E) cuticlE.

F) A) and B)
G) A) and D)

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All land plants have a cuticle.

A) True
B) False

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Plants and algae most recently shared a common ancestor 480 million years ago,and plants colonized land shortly after that.Light,water,minerals,and dissolved gases surround the whole body of a submerged green alga,and the buoyancy of water provides physical support.What part did plants evolve to absorb water and minerals on dry land?


A) stomata
B) pollen
C) vascular tissues
D) cuticle
E) lignin

F) A) and D)
G) B) and E)

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All angiosperms have their pollen and seeds moved by animals.

A) True
B) False

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Which group of plants have phloem and xylem but lack seeds,flowers,and fruit?


A) liverworts,hornworts,and mosses
B) ferns,club mosses,horsetails,and whisk ferns
C) ginkgo,cycads,conifers,and gnetophytes
D) monocots and eudicots
E) All plants have phloem and xylem but lack seeds,flowers,and fruit.

F) D) and E)
G) A) and D)

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You are asked to place descriptive labels on a plant model which all students in an introductory laboratory will examine.________ would receive a label saying "transports sugars around the plant."


A) Stomata
B) Roots
C) Phloem
D) Xylem
E) Cuticle

F) B) and E)
G) None of the above

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Mosses are an example of which of the following?


A) autotrophs
B) primary consumers
C) detritovores
D) decomposers
E) heterotrophs

F) None of the above
G) B) and D)

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Which effect on other organisms comes from groups other than plants?


A) top of food webs
B) habitat for microscopic and macroscopic organisms
C) fuel source directly as nutrition and indirectly as wood and coal
D) prevent erosion of landscape by rooting into soil and other substrates
E) provide oxygen that forms the ozone layer

F) A) and B)
G) B) and E)

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What advantage do ferns have over bryophytes?


A) Ferns photosynthesize.
B) Ferns are heterotrophs.
C) Ferns have a vascular system,which allow them to grow taller.
D) Ferns do not require water to reproduce.
E) Ferns have alternation of generations.

F) A) and B)
G) B) and D)

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Many fern gametophytes are hermaphrodites,meaning they can produce both sperm and egg.Why is this necessary for a fern,but not for an angiosperm?


A) If one seed colonizes a new habitat,reproduction can occur in later stages.
B) The gametophyte can produce multiple types of spores.
C) The gametophyte can produce multiple types of seeds.
D) If one spore colonizes a new habitat,reproduction can occur in later stages.
E) Angiosperm gametes are diploid.

F) A) and E)
G) A) and C)

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You are given a mutant plant with a weeping habitat,its branches drooping down,and analysis of its cell walls show that the weeping is due to a defect in the wall.You would guess that the walls are missing


A) sporophytes.
B) gametophytes.
C) chlorophyll.
D) stomata.
E) lignin.

F) D) and E)
G) A) and E)

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The term "gymnosperm" literally means


A) "clothed ovule."
B) "naked seed."
C) "naked ovule."
D) "clothed seeD."
E) "clothed sperm."

F) B) and C)
G) D) and E)

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What advantage do gymnosperms have over ferns?


A) Gymnosperms produce pollen and do not require water to reproduce.
B) Gymnosperms have alternation of generations.
C) Gymnosperms have a vascular system,which allows them to grow taller.
D) Gymnosperms can grow larger gametophytes.
E) Gymnosperms can produce flowers and fruits to aid in seed dispersal.

F) C) and D)
G) A) and C)

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The structure of the angiosperm that supplies nutrients to the germinating seedling is the


A) endosperm.
B) fruit.
C) seed coat.
D) spore coat.
E) pollen grain.

F) B) and C)
G) D) and E)

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With few exceptions,which is not a characteristic of plants?


A) They are multicellular organisms.
B) They are autotrophs.
C) They are eukaryotes.
D) They are heterotrophs.
E) They carry out photosynthesis.

F) C) and D)
G) All of the above

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The two types of vascular tissue in most plants are


A) lignin and xylem.
B) xylem and phloem.
C) lignin and phloem.
D) xylem and stomata.
E) stomata and lignin.

F) A) and E)
G) B) and C)

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The purpose of fruit is to provide nourishment for the growing plant after the seed germinates.

A) True
B) False

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A cotyledon is


A) the first leaf structure to arise in the embryo of an angiosperm.
B) a spore-like structure used for reproduction in plants.
C) the fruit produced by flowers of angiosperms.
D) a tissue fragment of tissue used for reproduction in bryophytes.
E) the zygote formed in ferns from the union of two gametes.

F) C) and D)
G) A) and E)

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Horsetails and club mosses are seedless vascular plants like ferns.

A) True
B) False

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