Scientists Have Various Methods of Investigating Reproductive Methods in Plants

question 52

Multiple Choice

Scientists have various methods of investigating reproductive methods in plants. One way is to examine pollen to ovule ratios (P/O) . This ratio indicates the likelihood of a pollen grain reaching the female component of the same species of plant. Species A plant releases approximately 10,000 pollen grains per 100 ovules, whereas species B plant releases approximately 1,000,000 pollen grains per 100 ovules. Based on the pollen to ovule ratios, which statement appears to be true?

• A) Species A probably distributes its pollen via the wind.
• B) Species B probably distributes its pollen via the wind.
• C) The pollen from species B is probably distributed by animals.
• D) Both species probably distribute their pollen via the same method.

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