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Universe and Solar System
Ultra-violet radiation from sun light causes the reaction that produce which of the following?
CO
SO2
O3
Fluorides
O3
As per report released by US Journal, 'SCIENCE' on 26th July, 2018, a massive underground lake has been detected on which planet?
Jupiter
Saturn
Venus
Mars
Mars
According to a report published by the U.S. Journal, SCIENCE, on July 26, 2018, a substantial subglacial lake has been identified on Mars. Situated nearly 1.5 km beneath the icy surface, this discovery was made in an extreme and icy environment.
What is 'Green House Effect'?
Increase in global temperature
Decrease in global temperature
Increase in sea water temperature
Increase in temperature of rivers and lakes
Increase in global temperature
The greenhouse effect is the process by which radiation from a planet's atmosphere warms the planet's surface to a temperature above what is would be without its atmosphere. If that planet's atmosphere contains radiatively active gases, they willradiate energy in all directions. Thus, Green House Effect increases global temperature.
Which of the following planets may be suitable for existence of life?
Mars
Mercury
Venus
Jupitor
Mars
Which of the following energy sources produces no atmospheric pollution?
Nuclear energy
Solar energy
Petroleum energy
Coal energy
Solar energy