When a plant was kept in darkness for many days its leaves turned yellow. Why?

  • (A)

    Leaves could not get oxygen and so their was no photosynthesis

  • (B)

    Leaves could not get light and so there was no respiration

  • (C)

    Leaves could not get oxygen and so there was no respiration

  • (D)

    Leaves could not get light and so there was no photosynthesis

    ;
Correct Answer: B