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Practice Reading: Reading and Writing Fill in the Blanks
ID: #31568
Flowers and Bees
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Most people assume, correctly, that flowers look the way they do to attract insects that pollinate them. But that’s not the whole story. Scientists have now discovered that plants have another “trick up their leaves” to make themselves to even the choosiest insect solar power. Cambridge University’s Beverly Glover and her recently set up some fake flowers filled with a sugar solution, which they kept at different temperatures. Unleashing a team of bumblebees on their floral , they watched as the insects visited the flowers to drink the surrogate nectar. Very quickly, it became obvious that the bees were concentrating on the flowers with the warmest nectar. Just in case it was something to do with the colour of the fake flowers, the scientists also tried a different colour combination and got the same .
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