MCQ 11 MarkWhat is the Earths mean temperature at present ?A$12^\circ C$B$18^\circ C$C$22^\circ C$✓$14^\circ C$AnswerCorrect option: D. $14^\circ C$View full question & answer→
MCQ 21 MarkWhich is a major gas among the green house gases ?AMethaneBNitrous oxideCOzone✓Carbon dioxideAnswerCorrect option: D. Carbon dioxideView full question & answer→
MCQ 31 MarkIn which city is the headquarters of the Indian Meteorological Department located ?AMumbaiBChennai✓KolkataDDelhiAnswerCorrect option: C. KolkataView full question & answer→
MCQ 41 MarkAurora is seen in which layer ?AStratosphere✓ThermosphereCMesosphereDTroposphereAnswerCorrect option: B. ThermosphereView full question & answer→
MCQ 51 MarkWhich is the heaviest gas in the atmosphere ?ANitrogenBOxygenCHelium✓Carbon dioxideAnswerCorrect option: D. Carbon dioxideView full question & answer→
MCQ 61 MarkWhich gas is present in the highest amount in the atmosphere ?AOxygenBCarbon dioxide✓NitrogenDOzoneAnswerCorrect option: C. NitrogenView full question & answer→
MCQ 71 MarkThe problem of greenhouse effect has increased, because $...........$AThe atmosphere quickly becomes thinner.BThe direction of the wind changes frequently.✓The amount of carbon dioxide in the atmosphere has increaseDThe spinal cord takes shape in the atmosphere.AnswerCorrect option: C. The amount of carbon dioxide in the atmosphere has increaseView full question & answer→
MCQ 81 MarkWhat climate prevails in cities like Mumbai, Singapore, London, Shanghai, Rio de Janeiro etc.?✓Cohesive climateBWarm climateCturbulent climateDCentral climateAnswerCorrect option: A. Cohesive climateView full question & answer→
MCQ 91 MarkThe climate on the east coast of Canada is cold, because $..........$✓The cold stream of Labrador flows here.BThe cold current of Brazil flows here.CThe cold current of California flows here.DThe cold current of Humboldt flows here.AnswerCorrect option: A. The cold stream of Labrador flows here.View full question & answer→
MCQ 101 MarkWhich of the following factor is not crucial in the formation of climate?ALength of landBDistance from the seaCForests✓Ocean wavesAnswerCorrect option: D. Ocean wavesView full question & answer→
MCQ 111 MarkWhat is the favorable environment for radio broadcasting?AAgitation coverBMeridian✓HeatingDIsotope coverAnswerCorrect option: C. HeatingView full question & answer→
MCQ 121 MarkWhat is the upper mantle called?✓HeatingBMeridianCTurbulence coverDIsotope coverAnswerCorrect option: A. HeatingView full question & answer→
MCQ 131 MarkIn which mantle meteors are destroyed by fire?✓Isotope coverBMeridianCTurbulence coverDHeatingAnswerCorrect option: A. Isotope coverView full question & answer→
MCQ 141 MarkWhich gas is a disinfectant?✓OzoneBOrganCNitrogenDOxygenAnswerCorrect option: A. OzoneView full question & answer→
MCQ 151 MarkWhich cover does not feel clouds, lightning, cyclones and rain?Ameridian✓Isotope coverCTurbulence coverDHeatingAnswerCorrect option: B. Isotope coverView full question & answer→
MCQ 161 MarkWhich cover extends to a height of $50 \ km$ from where the turbulence cover ends?✓Isotope coverBTurbulence cover CMeridianDEnlightenmentAnswerCorrect option: A. Isotope coverView full question & answer→
MCQ 171 MarkClouds, lightning, cyclones, and rain are felt in which mantle?AMeridianBIsotope cover✓Turbulence coverDHeatingAnswerCorrect option: C. Turbulence coverView full question & answer→
MCQ 181 MarkWhat is the first covering of the atmosphere that surrounds the earth's surface called?AIsotope✓Turbulence coverCMeridianDHeatingAnswerCorrect option: B. Turbulence coverView full question & answer→
MCQ 191 MarkHow many envelopes have been provided in the atmosphere?ATwo✓FourCFiveDSixAnswerCorrect option: B. FourView full question & answer→
MCQ 201 MarkWhat is the ratio of $0$ to $4\%$ in the atmosphere?✓SteamBOrganCOxygenDNitrogenAnswerCorrect option: A. SteamView full question & answer→
MCQ 211 MarkOxygen is located in the atmosphere at an altitude of about how many km above the surface of the earth?A$130$✓$110$C$90$D$20$AnswerCorrect option: B. $110$View full question & answer→
MCQ 221 MarkWhich gas detects ultraviolet rays of the sun?AHelium✓OzoneCKryptonDOrganAnswerCorrect option: B. OzoneView full question & answer→
MCQ 231 MarkWhich is the least amount of air in the composition of the atmosphere?✓Carbon dioxideBOzoneCOxygenDNitrogenAnswerCorrect option: A. Carbon dioxideView full question & answer→
MCQ 241 MarkWhat percentage of air is contained in the atmosphere at an altitude of about $32 \ km$ above the earth's surface?A$0.5$B$0.65$C$0.85$✓$0.99$AnswerCorrect option: D. $0.99$View full question & answer→
MCQ 251 MarkWhat is the covering of air around the earth called?✓AtmosphereBAquiferCTurbulence coverDIsotope coverAnswerCorrect option: A. AtmosphereView full question & answer→
MCQ 261 MarkWhich gases keep the organism alive?✓Oxygen and nitrogenBCarbon dioxideCOzone and heliumDMethane and cricketsAnswerCorrect option: A. Oxygen and nitrogenView full question & answer→
MCQ 271 MarkWhat is the main and most effective gas in ""greenhouse gases""?AMethaneBNitrous oxideCOzone✓Carbon dioxideAnswerCorrect option: D. Carbon dioxideView full question & answer→
MCQ 281 MarkIn which cover is “Meru Jyot” found?AIsotope coverBMeridian✓HeatingDTurbulenceAnswerCorrect option: C. HeatingView full question & answer→
MCQ 291 MarkWhich gas has the highest proportion of atmosphere?AOxygenBCarbon dioxide✓NitrogenDOzoneAnswerCorrect option: C. NitrogenView full question & answer→