A) haploid gametophyte
B) diploid gametophyte
C) haploid sporophyte
D) diploid sporophyte
E) monoploid sporophyte
Correct Answer
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Multiple Choice
A) water not required for sperm transport
B) windblown spores
C) pollen grains
D) gametophyte dominant
E) seeds
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Multiple Choice
A) A pollen tube only grows in the style of its own species.
B) The stigma is sticks only to its own species of pollen.
C) The timing of flowering varies by species.
D) Flowers attract a small number of specialized pollinators.
E) All of the answer choices describe mechanisms that reduce the chance of pollination by a foreign species.
Correct Answer
verified
Multiple Choice
A) mosses.
B) ferns.
C) liverworts.
D) ginkgoes.
E) gnetophyte.
Correct Answer
verified
Multiple Choice
A) Young sporophyte leaves are called fiddleheads.
B) The sporophyte stage lacks vascular tissue.
C) The sporophyte has true leaves, stems, and roots.
D) Fertilization requires moisture for the sperm to swim to the egg within the archegonia.
E) The sporophyte stage is the dominant generation.
Correct Answer
verified
Multiple Choice
A) bryophyte.
B) eudicot.
C) monocot.
D) cycad.
E) fern.
Correct Answer
verified
Multiple Choice
A) development of seeds.
B) development of the gametophyte.
C) production of egg and sperm.
D) production of spores.
E) development of vascular tissue.
Correct Answer
verified
Multiple Choice
A) bats.
B) bees.
C) the wind.
D) butterflies.
E) moths.
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) Two egg cells are fertilized within each ovule.
B) A sperm nucleus fuses with an egg cell and a sperm nucleus fuses with polar nuclei.
C) Two sperm are required for fertilization of one egg cell.
D) A flower can engage in both self-pollination and cross-pollination.
E) One sperm fertilizes the egg which divides twice to form two embryos.
Correct Answer
verified
Multiple Choice
A) sporophyte.
B) fruit.
C) gametophyte.
D) homosporophyte.
E) heterosporophyte.
Correct Answer
verified
Multiple Choice
A) flowers
B) fruits
C) pollen tubes
D) flagellated sperm
E) sperm carried by pollinators
Correct Answer
verified
Multiple Choice
A) petals and sepals.
B) petals and stamen.
C) sepals and stamen.
D) sepals and carpel.
E) carpel and stamen.
Correct Answer
verified
Multiple Choice
A) xylem.
B) stigma.
C) phloem.
D) absent in roots.
E) produced by stomata.
Correct Answer
verified
Multiple Choice
A) rose
B) liverwort
C) conifer
D) ginkgo
E) fern
Correct Answer
verified
Multiple Choice
A) seeds in cones
B) seeds in flowers
C) seeds encased in fruit
D) wind pollination
E) insect pollination
Correct Answer
verified
True/False
Correct Answer
verified
Essay
Correct Answer
verified
View Answer
Multiple Choice
A) seed coat
B) endosperm
C) embryo
D) triploid tissue
E) All of the answer choices list parts of a seed.
Correct Answer
verified
Essay
Correct Answer
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View Answer
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