What is a "perfect" flower?
A) A flower that has not lost any petals yet.
B) A flower that contains only female reproductive structures.
C) A flower that contains only male reproductive structures.
D) A flower that contains both male and female reproductive structures.
E) A flower that has been pollinated.
Correct Answer:
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Q38: Which sources of nitrogen can plants use?
A)
Q39: Which macromolecules are high in nitrogen?
A) proteins
B)
Q40: What macromolecules are high in phosphorus?
A) carbohydrates
B)
Q41: Corn plants have _ flowers.
A) imperfect
B) only
Q42: What is an "imperfect" flower?
A) A flower
Q44: The female reproductive structure of a flower
Q45: What are cereal crops?
A) All crops are
Q46: _ contain the male gametes of a
Q47: The _ on a corn plant is
Q48: What can happen when large amounts of
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