Because of the weed and insect menace villagers from North village decided to use herbicide tolerant crops. South village decided to postpone a decision and kept using regular seeds. Which village decreased harm to the crops?
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Answer: North

An accident occurred in a local chemical factory. Consequently, large amount of various gases been released to the atmosphere. Local hospital is evaluating all the patients who have been affected by this accident. John, a doctor at the hospital, is seeing two patients, patient A and patient B. He concluded that patient A was having Fink effect. But he didn't see any sign of Fink effect in patient B. Which patient would have breathed large quantities of water-insoluble gases, patien A or patient B?
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Answer: patient A

Barbara and Jane are two students. They both like meteorology. Barbara studies the formation of the ozone layer, while Jane studies about the stratosphere. Which student learned less about (O3) photolysis?
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Answer:
Jane