1) 1. All living organisms' cells share the presence of: a) Cell membrane b) Cell wall c) Nucleus 2) 3. The needs of the cell include: a) water b) oxygen c) food d) all of them 3) Human body cells can be seen using: a) Telescope b) Microscope 4) 4. The human body grows by: a) Increasing the size of cells   b) Increasing the number of cells 5) The smallest system in a living organism is the a) tissue b) organ c) cell d) system 6) If there is much water enter the cell a) the cell become larger b) the cell will swell and bursts c) nothing happens

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