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  • Question
  • What provides electrons for the light reactions?


  • Options
  • A. Water
  • B. Oxygen
  • C. Carbon dioxide
  • D. Light

  • Correct Answer
  • Water 

    Explanation

    Electrons are stripped from water in the light reactions of photosynthesis. Light provides the energy to excite electrons.

     

    ATP and NADPH are both products of the light reactions and are used to power the Calvin cycle.

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    More questions

    • 1. First Olympic Games were held in

    • Options
    • A. 876 BC
    • B. 798 BC
    • C. 776 BC
    • D. 898 BC
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    • 2. The minimum age required to become the prime minister of India is


    • Options
    • A. 25 years
    • B. 30 years
    • C. 40 years
    • D. 35 years
    • Discuss
    • 3. India reached the final of the Davis Cup for the first time in...?

    • Options
    • A. 1964
    • B. 1966
    • C. 1970
    • D. 1974
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    • 4. Which of the following is tropical grassland?


    • Options
    • A. Taiga
    • B. Savannah
    • C. Pampas
    • D. Prairies
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    • 5. Indian Cancer Research institute is located at

    • Options
    • A. New Delhi
    • B. Calcutta
    • C. Chennai
    • D. Mumbai
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    • 6. The ratio of land to ocean in the southern hemisphere is

    • Options
    • A. 1 to 1.5
    • B. 1 to 1
    • C. 1 to 4
    • D. 1 to 10
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    • 7. How many players are there in Water Polo team?

    • Options
    • A. 4
    • B. 5
    • C. 6
    • D. 7
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    • 8. Gangubai hangal is the name associated with

    • Options
    • A. Literature
    • B. Music
    • C. Journalism
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    • 9. The largest production of mica in Asia is from


    • Options
    • A. Indonesia
    • B. Malaysia
    • C. Myanmar
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    • 10. Plants synthesis protein from

    • Options
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