AP EAMCET Engineering 2015 Code A Paper

Section: Chemistry

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Question : 138 of 160

Marks: +1, -0

Which of the following statements are correct ?

Ocean is sink CO2.
Green house effect causes lowering of temperature of earth's surface.
To control CO emission by automobiles usually catalytic converter are fitted into exhaust pipes.
H2SO4 herbicides and insecticides from mist.

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