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Correct Answer: C) Weathering rocks.
Correct Answer: C) Robert Burke and William Wills (British).
Correct Answer: C) One-fourth.
Correct Answer: D) 8000 miles.
Correct Answer: B) Much less than 1%.
Correct Answer: B) Mediterranean.
Correct Answer: D) Galileo.
Correct Answer: B) Isohyets.
Correct Answer: A) Nebulae.
Correct Answer: D) Ultra-violet rays.
Correct Answer: A) Kilimanjaro (Tanzania) 5895 meters.
Correct Answer: A) Equatorial region.
Correct Answer: A) Channel Tunnel.
Correct Answer: D) Distance travelled by light in one year.
Correct Answer: B) Ojos del Salado, Andes, Argentina, 6885.
Correct Answer: B) Grains which are not visible.
Correct Answer: B) Deep Sea.
Correct Answer: D) Asteroids.
Correct Answer: B) Vostok Station, Antarctica.
Correct Answer: D) Mercury.
Correct Answer: D) 40,075 km.
Correct Answer: C) Coniferous forests.
Correct Answer: D) 10 percent.
Correct Answer: B) Igneous.
Correct Answer: C) 21-Jun.