Q. Changing of colour of a rock into yellow or red is due to

Correct Answer

Oxidation

More Questions on Geography

  • Q. The boundary between India and China is known as
    A)McMahan Line
    B)Radcliffe Line
    C)Durand Line
    D)Maginot Line
    Answer: McMahan Line
  • Q. The hot dry local winds that blow on the eastern side of the Alps Mountain are known as ________
    A)Khamsin
    B)Chinook
    C)Foehn
    D)Sirocco
    Answer: Foehn
  • Q. Which of the following city is known as the “Eternal City”?
    A)Athens
    B)London
    C)Rome
    D)Berlin
    Answer: Rome
  • Q. What was the primary purpose of constructing the Farakka Barrage?
    A)To bring additional area of West Bengal under irrigation
    B)Preservation and maintenance of Kolkata port for navigation
    C)To supply Ganga water to Bangladesh
    D)To meet the chronic power shortage in Kolkata
    Answer: Preservation and maintenance of Kolkata port for navigation
  • Q. The layer of ocean water between the depth zone of 300 m- 1000 m characterized by sharp change of temperature in the vertical section of sea water is called:
    A)Thermoarea
    B)Isoline
    C)Insiline
    D)Thermocline
    Answer: Thermocline
  • Q. Inland waterways have many disadvantages. Among them the most common is
    A)International controls on traffic
    B)Presence of water falls and rapids
    C)Seasonal freezing and drying up of rivers
    D)Fluctuating volume of traffic
    Answer: Seasonal freezing and drying up of rivers
  • Q. The deepest or the Oceanic trenches is the ________ trench.
    A)Japanese
    B)Mariana
    C)Puerto Rico
    D)Sunda
    Answer: Mariana
  • Q. Through which one of the following Straits does a tunnel connect the United Kingdom and France?
    A)Strait of Dover
    B)Davis Strait
    C)Denmark Strait
    D)Strait of Gibraltar
    Answer: Strait of Dover
  • Q. The area of food crops in total area of cropping in India is
    A)50% - 60%
    B)More than 70%
    C)60% - 70%
    D)Less than 50%
    Answer: 60% - 70%
  • Q. The famous Matterhorn Peak is found in
    A)France
    B)Austria
    C)Switzerland
    D)Sweden
    Answer: Switzerland
  • Q. The highest coal-producing country in the world is
    A)China
    B)India
    C)USA
    D)Russia
    Answer: China
  • Q. The four largest planets of the solar system in descending order are
    A)Jupiter, Saturn, Uranus and Neptune
    B)Jupiter, Mercury, Saturn and Uranus
    C)Mercury, Jupiter, Saturn and Neptune
    D)Jupiter, Mercury, Saturn and Neptune
    Answer: Jupiter, Saturn, Uranus and Neptune
  • Q. The permanent tilt of the earth’s axis and the revolution of the earth in its orbit together cause: I. deflection of winds and ocean currents II. differences in time between places on different meridians III. varying length of day and night at different times of the year IV. changes in the altitude of the mid-day sun at different times of the year
    A)III and IV
    B)II, III and IV
    C)I and IV
    D)I, II and III
    Answer: III and IV
  • Q. The length of its day and the tilt of its axis are almost identical to those of the earth’. This is true of ________
    A)Saturn
    B)Uranus
    C)Neptune
    D)Mars
    Answer: Mars
  • Q. The second most important agro based industry of India after textiles is:
    A)Processed Food Industry
    B)Dairy Industry
    C)Pulp Industry
    D)Sugar Industry
    Answer: Sugar Industry
  • Q. Consider the following statements: 1. In the wet temperate forests at above 1500 m on the Nilgiris and Anaimalais, the Magnolias and Rhododendrons are commonly found. 2. Tropical dry evergreen forests are mostly found in Andhra Pradesh, Chhattisgarh and Orissa. Which of the statements given above is/are correct?
    A)Both 1 and 2
    B)1 only
    C)2 only
    D)Neither 1 nor 2
    Answer: 1 only
  • Q. The place on the Earth’s surface above the focus is called the
    A)Epicentre
    B)Focus
    C)Incentre
    D)Circumcentre
    Answer: Epicentre
  • Q. Which of the following states has the lowest literacy rate?
    A)Bihar
    B)Kerala
    C)Rajasthan
    D)Maharashtra
    Answer: Bihar
  • Q. Which one of the following groups of crops is grown in India during the Rabi season?
    A)Barley, maize, rice
    B)Wheat, barley, gram
    C)Rice, maize, wheat
    D)Millet, gram, rice
    Answer: Wheat, barley, gram
  • Q. Where is Silicon Valley located in?
    A)Green Land
    B)U. S. A.
    C)UK
    D)Russia
    Answer: U. S. A.

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