MCQ Air Chapter 4 Geography Class 7 Advertisement MCQ’s For All Chapters – Geography Class 7th 1. Which gas released in the atmosphere creates a greenhouse effect trapping the heat?Carbon dioxideOxygenNitrogenAll of theseQuestion 1 of 102. Which is the most important layer of the atmosphere?TroposphereThermosphereMesosphereNone of theseQuestion 2 of 103. What is responsible for the excess of CO2? Global warmingGlobal coolingBoth (a) and (b)None of theseQuestion 3 of 104. What is the result when the air is heated? HeavierLighterColderWarmerQuestion 4 of 105. Stratosphere contains a layer of which gas? Nitrogen gasOzone gasHelium gasNone of theseQuestion 5 of 106. In which layers all weather phenomenon occurs? TroposphereStratosphereThermosphereMesosphereQuestion 6 of 107. As we go up in the layers of the atmosphere what is the effect in the pressure? IncreasesDecreasesRemains the sameAll of theseQuestion 7 of 108. In which direction the wind blows constantly throughout the year in particular direction? Permanent windsLocal windsSeasonal windsBoth (a) and (b)Question 8 of 109. Which one of the following is a local wind? Sea breezeTrade windMonsoon windNone of theseQuestion 9 of 1010. Which of the following gases protects us from harmful sun rays? Carbon dioxideNitrogenOzoneAll of theseQuestion 10 of 10 Loading...
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I scored 9/10 .
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