Biology
Ozone hole refers to

decrease in the ozone layer in troposphere
increase in the thickness of ozone layer in troposphere
decrease in thickness of ozone layer in stratosphere
hole in ozone layer

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Biology
Kwashiorkor disease in children is caused by

Sufficient fats but deficient vitamins in diet
Sufficient carbohydrates and fats but deficient proteins in diet
Sufficient carbohydrates but less fats in diet
Sufficient vitamins but deficient fats in diet

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