Competitive exclusion is based on the idea that
a. one species will hold some sort of advantage
over the other one.
b. no two species can completely occupy the same
niche.
c. the more two species overlap in their capacity to
obtain and use resources the less likely they are
to coexist.
d. all of these are true.
e. none of these are true.
Answer: d
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What is the difference between pollination and fertilization in flowering plants?
A) Fertilization precedes pollination. B) Pollen is formed within megasporangia so that male and female gametes are near each other. C) Pollination is the transfer of pollen from an anther to a stigma. Fertilization is the fusion of haploid nuclei. D) If fertilization occurs, pollination is unnecessary.
Which of the following statements is
INCORRECT?
a. There are differences in the quality of energy. b. Once energy is utilized, it is not seen in any other form. c. Whenever energy conversion occurs, some energy is lost. d. One form of energy can be converted to other forms of energy. e. The universe has a definite amount of energy.
All of the following are considered to be members of
the four most important insect lineages EXCEPT a. dipterans. b. coleopterans. c. hymenopterans. d. crustaceans. e. lepidopterans.
A frog should be added to the phylogeny above at point
A. A B. B C. C D. D E. E