(a) Greenland(b) Antarctica ✅(c) Australia(d) Iceland

(a) Pass through poles(b) Run parallel to the equator(c) Run parallel to each other(d) Run perpendicular to each other ✅

(a) Increasing from west to east(b) Decreasing from east to west of the prime meridian(c) Varied from poles to equator(d) Varied from equator to poles ✅

(a) Silicon ✅(b) Oxygen(c) Carbon(d) Calcium

(a) Barysphere(b) Mesosphere(c) Asthenosphere ✅(d) Lithosphere

(a) Local time(b) Altitude(c) Rainfall patterns(d) Temperature ✅

(a) 30,000 Km(b) 35,000 Km(c) 40,000 Km ✅(d) 45,000 Km

(a) 510 million sq km ✅(b) 630 million sq km(c) 740 million sq km(d) 850 million sq km

(a) 15 minutes(b) 7 minutes 40 seconds ✅(c) 2 hours 10 minutes(d) There is no fixed maximum duration

(a) Monsoon ✅(b) Anticyclones(c) Monoliths(d) Cyclones

(a) 200 km(b) 180 km(c) 193 km ✅(d) 220 km

(a) Savanna(b) Siberian ✅(c) Australia(d) Greenland