logo

CuriousTab

CuriousTab

Discussion


Home General Knowledge General Science Comments

  • Question
  • The first stage in the formation of coal is


  • Options
  • A. Lignite
  • B. Bituminous
  • C. Anthracite
  • D. Peat

  • Correct Answer
  • Peat 

    Explanation

    The first of the four stages of coal formation is lignite coal.

     

    There are four stages of coal formation:

     

    1. Peat,

     

    2. Lignite,

     

    3. Bituminous and

     

    4. Anthracite.

    The bacteria has removed a large portion of the other constituents of the plant matter and left around 25 to 34 percent.

  • Tags: GATE, CAT, Bank Exams, AIEEE, Bank PO, Bank Clerk, Analyst

    General Science problems


    Search Results


    • 1. Most important weather phenomena occur in the

    • Options
    • A. Troposphere
    • B. Stratosphere
    • C. Ionosphere
    • D. Thermosphere
    • Discuss
    • 2. Water is an excellent solvent because
    • Discuss
    • 3. Pollen grains in plants are produced in

    • Options
    • A. Flower
    • B. Stem
    • C. Roots
    • D. Leaves
    • Discuss
    • 4. What color does yellow and green make?

    • Options
    • A. Lime
    • B. Ocean mist
    • C. Maroon
    • D. Tangerine
    • Discuss
    • 5. Plants wilt due to excess of

    • Options
    • A. Photosynthesis
    • B. Absorption
    • C. Transpiration
    • D. None of the above
    • Discuss
    • 6. Glass is made of the mixture of

    • Options
    • A. sand and silicates
    • B. quartz and sand
    • C. mica and quartz
    • D. mica and silicates
    • Discuss
    • 7. Water is a compound because it?

    • Options
    • A. it contains two different elements joined by chemical bond
    • B. it contains hydrogen & oxygen
    • C. it exists as solid, liquid or gas
    • D. it cannot be split up into simpler substances by chemicals means
    • Discuss
    • 8. What are the sides of the dna ladder made of

    • Options
    • A. nitrates and sugars
    • B. sugars and hydrates
    • C. sugars and phosphates
    • D. phosphates and nitrates
    • Discuss
    • 9. Study of fishes is called

    • Options
    • A. Amphiology
    • B. Phylumology
    • C. Zoology
    • D. Ichthyology
    • Discuss
    • 10. The concept of carbon credit originated from

    • Options
    • A. G-8 Summit, Hciligendamm
    • B. Earth Summit, Rio de Janeiro
    • C. Montreal Protocol
    • D. Kyoto Protocol
    • Discuss


    Comments

    There are no comments.

Enter a new Comment