MCQ Geography Chapter 7 International Date Line Class 9 Maharashtra Board 1. Why does the IDL not pass through land? To avoid confusion of dates on land To simplify navigation Due to Earth’s magnetic field To align with the equatorQuestion 1 of 202. In which year was the IDL last changed according to the document? 1884 2011 2016 2017Question 2 of 203. What is the primary importance of the IDL mentioned in the document? Weather forecasting Coordination of transportation schedules Determining time zones Mapping hemispheresQuestion 3 of 204. Where does the UA 876 flight take off from? San Francisco, CA, US Tokyo, JP (HND - Haneda) Shanghai, China New ZealandQuestion 4 of 205. What is the duration of the UA 876 flight from Tokyo to San Francisco? 5 hours 15 minutes 17 hours 15 minutes 10 hours 15 minutes 24 hoursQuestion 5 of 206. What special note is given on the UA 876 flight ticket? Check-in required Flight involves a date change No luggage allowed Emergency landing possibleQuestion 6 of 207. From which direction does the UA 876 flight cross the IDL? West to East East to West North to South South to NorthQuestion 7 of 208. If it’s Monday 22nd June in the northern hemisphere along the IDL, what day is it in the southern hemisphere? Sunday 21st June Monday 22nd June Tuesday 23rd June Wednesday 24th JuneQuestion 8 of 209. When crossing the IDL from east to west, what must a traveler do? Subtract one day Add one day No change Add two daysQuestion 9 of 2010. What meridian does the IDL mostly coincide with? 0° 90° E 180° 60° WQuestion 10 of 2011. Who led the convention that decided the IDL in 1884? Sunil Professor Davidson Shyamrao MeenalQuestion 11 of 2012. Why is the IDL not a straight line like the 180° meridian? To avoid landmasses Due to Earth’s rotation speed To match time zones For aesthetic reasonsQuestion 12 of 2013. Which route crosses the IDL based on the document’s exercise? Delhi-London-New York Kolkata-Hong Kong-Tokyo-San Francisco Mumbai-London-New York-Los Angeles-Tokyo Chennai-Singapore-Tokyo-Sydney-SantiagoQuestion 13 of 2014. At which meridian does the day and date change occur according to international convention? 0° 90° E 90° W 180°Question 14 of 2015. If it’s Wednesday 10 AM at 15° E, what time is it at the IDL? Wednesday 6 AM Wednesday 9 PM Thursday 2 PM Thursday 6 PMQuestion 15 of 2016. In which direction of the IDL does a new day start immediately? East West North SouthQuestion 16 of 2017. What does the IDL coordinate according to the exercise? GPS system Defence departments Transportation schedules Determining the hemisphereQuestion 17 of 2018. Why does the day start in the Pacific Ocean on Earth? Due to its size IDL passes through it It’s the largest ocean Earth’s rotation begins thereQuestion 18 of 2019. What consideration was made while deciding the IDL? Earth’s tilt Direction of travel Population density Climate zonesQuestion 19 of 2020. What happens to the date when a plane crosses the IDL from Shanghai to San Francisco? Advances one day Goes back one day No change Advances two daysQuestion 20 of 20 Loading...
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