Some students on a biology field trip were sitting around watching honeybees. Some of the students noticed that bees spent more time on some flowers than on other flowers. As they talked about this behavior, the students offered various explanations
Some thought that the bees were avoiding predators on some flowers, while other students suggested that some flowers may have sweeter nectar. These speculations about bee behavior are examples of ________.
A) data B) bias C) hypotheses D) theories
C
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Which of the following conditions could best promote drier conditions in the Asian continent?
A) 1040 mb, inward, counterclockwise flow B) 995 mb, outward, clockwise flow C) 995 mb, inward, counterclockwise flow D) 1040 mb, outward clockwise flow
Animals with rigid skeletons appeared abruptly in the fossil record at the beginning of the Paleozoic
Indicate whether the statement is true or false
Identify some of the key ethnic minority groups (as defined by language and religion) within Russia and neighboring states
What will be an ideal response?
Which of the following caused the Indian Ocean tsunami of 2004?
A) Fault movement B) Landslide C) Meteorite impact D) Volcanic eruption