A) styles
B) ovaries
C) stigmas
D) anthers
E) filaments
Correct Answer
verified
Multiple Choice
A) The sperm cells in seed plants are capable of resisting desiccation.
B) Seed plants use pollen instead of sperm for fertilization.
C) Pollen grains are transported by wind or an animal.
D) Sperm cells are used to transport pollen to the archegonia.
E) Ovules are contained within the pollen.
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) produced in the female gametophyte.
B) the result of double fertilization.
C) what will fuse to form the endosperm.
D) responsible for pollen tube formation.
E) nonfunctional vestigal structures.
Correct Answer
verified
Multiple Choice
A) Sugar beets
B) Corn
C) Carrots
D) Celery
E) All of these are vegetables,none of them are fruit.
Correct Answer
verified
Multiple Choice
A) Pine seedling
B) Sunflower
C) Corn
D) Wheat
E) Liverwort
Correct Answer
verified
True/False
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) Hepaticophyta.
B) Gnetophyta.
C) Pterophyta.
D) Cycadophyta.
Correct Answer
verified
Multiple Choice
A) They have true vascular tissue but do not form seeds.
B) The female gametophyte is not completely enclosed in sporophyte tissue at the time of pollination.
C) The fruit is not fleshy.
D) The pollen is wind-dispersed.
E) Pollination and fertilization occur at different times.
Correct Answer
verified
Multiple Choice
A) is a normal part of development in the ovule.
B) would result in a seed without a seed coat.
C) would produce an ovule with no egg cell.
D) would cause a failure in endosperm development.
Correct Answer
verified
Multiple Choice
A) It dies.
B) It forms the seed coat.
C) It becomes food for the embryo inside the seed.
D) It becomes the fruit.
Correct Answer
verified
Multiple Choice
A) pollinator.
B) fertilizer.
C) disperser.
D) parasite.
Correct Answer
verified
Multiple Choice
A) the sperm and tube nuclei fertilize the egg.
B) two sperm cells fertilize the two polar nuclei.
C) one sperm fuses with the egg and the other sperm fuses with both polar nuclei.
D) the polar nuclei fuse with the egg after it has fused with the sperm.
Correct Answer
verified
Multiple Choice
A) The pericarp
B) The integument
C) The endosperm
D) The ovule
Correct Answer
verified
Multiple Choice
A) ovule.
B) integument.
C) endosperm.
D) embryo.
E) prothallus.
Correct Answer
verified
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