Question Detail Thickness of Mantle Layer is about ? 2900 Km3100 Km3300 Km3500 Km Answer: Option AExplanation:Mantel Layer is below the Crust layer of earth. Similar Questions : 1. Ozone is present in which of the following layers ? MesosphereStratosphereMesosphereThermosphere Answer: Option B 2. Baluchistan Plateau is in ? IndiaPakistanAfganistanAustralia Answer: Option B 3. Which river is also known as Yellow River ? Hwang–HoAmazonDamodarCauvery Answer: Option A 4. Autumnal Equinox occurs on ? September 22September 23October 22October 23 Answer: Option B 5. Diameter of Sun is ? 12 Lakh kms13 Lakh kms14 Lakh kms15 Lakh kms Answer: Option CExplanation:"Size of sun compared to Earth" : Sun is thirteen lakh times as that of Earth. Read more from - Geography Questions Answers