gre考试阅读真题解析(B)_GRE阅读

gre考试阅读真题解析(B)

　　 the ways in which the reproductive processes of wind-pollinated plants are controlled by random events

　　 a recently proposed explanation of a way in which wind-pollinated plants reduce pollen waste

　　 a specific morphological attribute that permits one species of wind-pollinated plant to capture pollen

　　22. The author suggests that explanations of wind pollination that emphasize the production of vast quantities of pollen to compensate for the randomness of the pollination process are

　　 debatable and misleading

　　 ingenious and convincing

　　 accurate but incomplete

　　 intriguing but controversial

　　 plausible but unverifiable

　　23. According to the passage, the aerodynamic environments mentioned in line 23, when they are produced, are primarily determined by the

　　 presence of insects near the plant

　　 physical properties of the plants pollen

　　 shape of the plants female reproductive organs

　　 amount of pollen generated by the plant

　　 number of seeds produced by the plant

　　24. According to the passage, true statements about the release of pollen by wind-pollinated plants include which of the following?

　　I. The release can be affected by certain environmental factors.

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