Answer: Option [C]Troposphere is the hottest part of the atmosphere because it is heated by the Earth’s surface. The troposphere is the layer of the atmosphere closest to the earth's surface where the weather takes place. The warmest temperatures in the troposphere are near the surface with the coldest temperatures being at the top of the troposphere.
Answer: Option [A]The correct answer is Cirrus. Cirrus are the clouds at the highest altitudes in the sky. Cirrus clouds are usually white and look like tuffs of hair. These clouds during sunrise or sunset may take any other color. These clouds are usually delicate and wispy.
Answer: Option [A]Sea breeze is formed during day time. Sea breezes occur during hot, summer days because of the unequal heating rates of land and water. During the day, the land surface heats up faster than the water surface. Therefore, the air above the land is warmer than the air above the ocean. Now, recall that warmer air is lighter than cooler air.
Answer: Option [C]Airmass near to the earth’s surface is warmer because it is warmed by terrestrial radiation.
Answer: Option [C]The correct answer is Carbon-di-Oxide. Carbon dioxide (CO2) is an important heat-trapping gas, or greenhouse gas, that comes from the extraction and burning of fossil fuels (such as coal, oil, and natural gas), from wildfires, and from natural processes like volcanic eruptions.