2. Which pollution cause diseases like cholera?
a. Noise pollution
b. Soil pollution
c. Water pollution
3. The one who studies earthquakes is called
a. ecologist
b. seismologist
c. geologist
Which layer of Earth contains molten iron and nickel?
Answers
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Answer:
disease like Cholera causes because of water pollution
the one who studies earthquakes is called seismologist
Earth's outer core contain molten iron and nickel
Answered by
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Answer:here's ur answer
2. water pollution
3. seismologist
4.earth's outer core
Explanation:
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