Oil derived from coal, oil shales or tar sands is called
A. natural gas
B. biomass
C. syncrude
D. none of the above
Answer: Option A
Solution(By Examveda Team)
Oil derived from coal, oil shales or tar sands is called natural gas as it is obtained from nature, nothing artificial. Coal is obtained naturally from the remnant of plants that grew in swamps hundreds of millions of years ago.This Question Belongs to General Knowledge >> Environmental Science
What is the cause of the Exxon Valdez?
A. Oil Tanker which sank in 1989 along the coast of Alaska and marine life seriously affected.
B. a plane which crashed and caused death of human life
C. a ship which wrecked on the coast of India
D. none of these.
A. A much higher temperature than -10o C
B. A much lower temperature than -10o C
C. A temperature of -10o C
D. A temperature of -30o C
Infrared and visible satellite images might provide:
A. A way of determining cloud thickness and altitude.
B. A way of distinguishing between wet and dry clouds.
C. A way of identifying clouds suitable for cloud seeding.
D. A way of distinguishing between "new" and "old" clouds.
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