Answer: Option [B]Trade winds are due to Convection. The wind particles move from one place to other. So there is convection process to transfer heat from one place to other in trade winds.
Answer: Option [B]The correct answer is Troposphere. Almost all the water vapour in the atmosphere is contained in the troposphere. All weather related phenomena such as formation of clouds, rain, fog, winds and storm takes place in troposphere.
Answer: Option [C]The term Roaring Forties is related to the Westerlies. The Roaring Forties are strong westerly winds found in the Southern Hemisphere, generally between the latitudes of 40°S and 50°S.
Answer: Option [A]Daily weather changes in the atmosphere are associated with Troposphere. The lowest layer of the earth that ranges up to 16 km thick is called troposphere. Most of the weather phenomenon takes place in this region. The troposphere is denser than the layers of the atmosphere above, as it contains up to 75% of the mass of the atmosphere.
Answer: Option [C]Trade winds blow from the subtropical high pressure.