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Home Q & A Board Biology-Related Homework Help General Biology
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rolab97 rolab97
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6 years ago
Which of the following best explains why modern seedless vascular plants are confined largely to wet
  or humid environments?
 
  a. They require external water for reproduction.
  b. They do not have true roots.
  c. They lack stomata.
  d. They have a dominant sporophyte generation.
  e. They do not have flowers or fruits.

Question 2

Which of the following best describes fertilization in the fern life cycle?
 
  a. Pollen is blown by the wind to a female cone, where it forms a pollen tube that grows
  toward where the egg will form.
  b. Flagellated sperm swim in a film of water on the surface of the plant to reach an egg.
  c. Flagellated sperm are blown by the wind to a location near an egg, and then swim through
  plant fluids to reach the egg.
  d. Flagellated sperm swim through plant fluids to reach an egg.
  e. Flagellated sperm attach to the moist skin of certain animals and are transferred to the
  surface of the plant to reach an egg.
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cruzyesica95cruzyesica95
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6 years ago
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rolab97 Author
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#2
6 years ago
SoOoOoOo very smart
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