Which of the following gives the name for a coloured ring that appears around the shadow of an aircraft?
A. glory
B. Heiligenshein
C. brocken bow
D. corona
Answer: A
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IPM (integrated pest management) is becoming widespread as a way to control pests. This method
A. first uses chemical controls to maximize yields. B. has been shown not to be effective in commercial agriculture. C. first uses cultivation such as intercropping, then uses biological controls, and then uses chemical controls in hard hit areas. D. uses a mixture of several modern pesticides applied at one time. E. first uses chemical controls, then biological controls and then cultivation.
Demonstration of the physical continuity of stratigraphic units over an area; matching up timeequivalent
events in different areas:a. correlation d. conformable b. biozone e. geologic range c. trace fossil
With nearly 400 million adherents, Hinduism is mainly in China and Southeast Asia
Indicate whether the statement is true or false.
The world's longest expanse of coastal dunes is located in ________
A) California B) France C) Bolivia D) Brazil E) China