Chemistry What is the element that is in the highest percentage in the composition of the earth ? Oxygen Silicon Iron Magnesium Oxygen Silicon Iron Magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Green house effect is accelerated by Rapid industrialization Deforestation All of these Increased transportation activity Rapid industrialization Deforestation All of these Increased transportation activity ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the covalency of nitrogen in ammonia molecule 5 4 3 2 5 4 3 2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass is made of Copper and tin Tin and lead Copper and zinc Copper, tin and zinc Copper and tin Tin and lead Copper and zinc Copper, tin and zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry The atmospheric gas that is mainly responsible for Green House effect : Nitrogen Oxygen Ozone Carbondioxide Nitrogen Oxygen Ozone Carbondioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following phenomenon is considered responsible for Global Warming? Fire in coal mines Greenhouse effect Trade winds Dry farming Fire in coal mines Greenhouse effect Trade winds Dry farming ANSWER DOWNLOAD EXAMIANS APP
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