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The Fundamental Unit of Life — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceThe Fundamental Unit of Life1 Mark
MCQ
Which of the following is not correct?
  • ✓
    Robert Brown discovered the cell.
  • B
    Schleiden and Schwann formulated the cell theory.
  • C
    Virchow explained that the cells are formed from pre$-$existing cells.
  • D
    A unicellular organism carries out its activities within a single cell.
✓

Answer

Correct option: A.
Robert Brown discovered the cell.
Robert Brown discovered the nucleus. He discovered the presence of nucleus in the cells of orchid root. Nucleus is a specialized double membrane bound protoplasmic body which contains all the genetic information for controlling cellular metabolism.

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