Chemistry Lead pencil contains Lead sulphide Lead Graphite Ferrous sulphide Lead sulphide Lead Graphite Ferrous sulphide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a renewable source of energy ? Coal Uranium Geothermal powder Natural gas Coal Uranium Geothermal powder Natural gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry High concentration hydrocarbon pollutants in atmospheric air causes Cancer Respiratory diseases (e.g.asthma) Reduced crop yield Silicosis Cancer Respiratory diseases (e.g.asthma) Reduced crop yield Silicosis ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is biodegradable ? D.T. Aluminium Plastic Paper D.T. Aluminium Plastic Paper ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major harmful gas emitted by automobile vehicle which causes air pollution is Carbon dioxide Methane Carbon Monoxide Ozone gas Carbon dioxide Methane Carbon Monoxide Ozone gas ANSWER DOWNLOAD EXAMIANS APP
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