Environmental Science ________ is the degradation of land in arid, semi-arid and dry sub-humid areas. Land fertility Desertification Vegetation Ecosystem Land fertility Desertification Vegetation Ecosystem ANSWER DOWNLOAD EXAMIANS APP
Environmental Science A heat transfer process in the atmosphere that depends upon the movement of air is: Convection Absorption Radiation Reflection Conduction Convection Absorption Radiation Reflection Conduction ANSWER DOWNLOAD EXAMIANS APP
Environmental Science The main energy source for the environment is ________ Electrical energy Bioelectric energy Solar energy Chemical energy Electrical energy Bioelectric energy Solar energy Chemical energy ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Much of Tibet lies at altitudes over 18,000 feet where the pressure is about 500 mb. At such altitudes, the Tibetans are above roughly: 75% of the air molecules in the atmosphere 10% of the air molecules in the atmosphere 25% of the air molecules in the atmosphere 50% of the air molecules in the atmosphere 75% of the air molecules in the atmosphere 10% of the air molecules in the atmosphere 25% of the air molecules in the atmosphere 50% of the air molecules in the atmosphere ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Which of the following is the major cause of pollution? plants fungi man hydrocarbon gases plants fungi man hydrocarbon gases ANSWER DOWNLOAD EXAMIANS APP
Environmental Science The atmosphere near the earth's surface is "heated from below." Which of the following does not significantly contribute to this heating? Convection from a hot surface Absorption of infrared energy that has been radiated from the surface Heat energy from the earth's interior Conduction of heat upward from a hot surface Convection from a hot surface Absorption of infrared energy that has been radiated from the surface Heat energy from the earth's interior Conduction of heat upward from a hot surface ANSWER DOWNLOAD EXAMIANS APP
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