Environmental Science Gas released during photosynthesis is Carbon dioxide Oxygen Nitrogen Methane Carbon dioxide Oxygen Nitrogen Methane ANSWER DOWNLOAD EXAMIANS APP
Environmental Science The earth's first atmosphere was composed primarily of: Hydrogen and helium Carbon dioxide and water vapor Oxygen and water vapor Argon and nitrogen Hydrogen and helium Carbon dioxide and water vapor Oxygen and water vapor Argon and nitrogen ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Which gas is likely to be reduced in the atmosphere by deforestation? Carbon dioxide Oxygen Sulphur dioxide Nitrogen Carbon dioxide Oxygen Sulphur dioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Environmental Science In a volume of air near the earth's surface, ____ occupies 78 percent and ____ nearly 21 percent. Hydrogen, oxygen Nitrogen, oxygen Hydrogen, helium Nitrogen, water vapor Oxygen, hydrogen Hydrogen, oxygen Nitrogen, oxygen Hydrogen, helium Nitrogen, water vapor Oxygen, hydrogen ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Plants which grow in shade are called Heliophytes Epiphytes Sciophytes Oxylophytes Heliophytes Epiphytes Sciophytes Oxylophytes ANSWER DOWNLOAD EXAMIANS APP
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