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Geography - Questions and Answers

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421. Which of the following pairs of metals are supposed to constitute the internal core of the earth ?
A. Chromium and Iron
B. Magnesium and Lead
C. Iron and Copper
D. Nickel and Iron
Explanation:
422. The tail of the Comet is much larger than its head. The length of the tail is approximately
A. 200-300 km
B. 20, 000 -30, 000 km
C. 2,00, 00, 000 - 3, 00, 00, 000 km
D. 2, 00, 000 - 3, 00, 000 km
Explanation:
423. The solar wind is composed of
A. outward stream of protons on the sun surface
B. ionized gas
C. plasma
D. all of these
Explanation:
424. Atmospheric humidity is mesured by
A. Psychrometer
B. Anemometer
C. Lysimeter
D. Hydrometer
Explanation:
425. Which one of the following is not a satellite of Jupiter ?
A. Io
B. Callisto
C. Europa
D. Titan
Explanation: