Chemistry Total number of naturally occurring elements 110 92 62 98 110 92 62 98 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The octane number of zero is assigned to 3-methyl octane iso-octane n-heptane 2-methyl octane 3-methyl octane iso-octane n-heptane 2-methyl octane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water cycle refers to Scientific management of water in areas excessively plagued with water-logging Constant movement of water from ocean to land and back to ocean once again An integrated attempt to recycle water in relatively arid regions Water distribution in relatively dry areas Scientific management of water in areas excessively plagued with water-logging Constant movement of water from ocean to land and back to ocean once again An integrated attempt to recycle water in relatively arid regions Water distribution in relatively dry areas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major harmful gas emitted by automobile vehicles which causes air pollution is Carbon dioxide Ozone gas Carbon Monoxide Methane Carbon dioxide Ozone gas Carbon Monoxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of water molecules present in a drop of water (volume 0.0018 ml) at room temperature is 6.023 x 1023 4.84 x 1017 1.568 x 103 6.023 x 1019 6.023 x 1023 4.84 x 1017 1.568 x 103 6.023 x 1019 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The presence of ozone in the stratosphere is responsible for Higher rate of photosynthesis Increasing the average global temperature in recent years Checking the penetration of ultra-violet rays to the earth Supplying oxygen for people travelling in jets Higher rate of photosynthesis Increasing the average global temperature in recent years Checking the penetration of ultra-violet rays to the earth Supplying oxygen for people travelling in jets ANSWER DOWNLOAD EXAMIANS APP
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