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The Fundamental Unit of Life — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceThe Fundamental Unit of Life5 Marks
Question
Draw and label a plant cell. Write the main function of:
  1. Chloroplast.
  2. Plasma membrane.
  3. Cell wall.
  4. Lysosomes.
  5. Chromosomes.
✓

Answer


  1. Chloroplast: It contains the green pigment called $CHLOROPHYLL$, which helps in photosynthesis.
  2. Cell Wall: The cell wall is made up of dead particles which stiffens the plant.
  3. Plasma Membrane: It protects the cell and provide shape to the cell.
  4. Lysosomes: Contains enzymes which helps in breaking down or destroying the various materials.
  5. Chromosomes: It is only when a cell is dividing that the chromosomes can be seen in it. It helps in cell division.

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