Multiple choice

Plant cells differ from animal cells in the ________.

  1. presence of chromosomes

  2. presence of large central vacuole

  3. presence of mitochondria

  4. presence of lysosomes
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B Correct answer
Explanation

Reason: Presence of chromosomes, presence of mitochondria (power house of the cell) and presence of lysosomes are similar in both plants and animals. The difference between the two lies in the nature of vacuoles. Vacuoles are small sized animal cells while large size in plant cells. The central vacuole of some plant cells may occupy 50 - 90% of the cell volume. In plant cells, vacuoles are full of cell sap (which is made up mostly of water containing various dissolved sugar, salts and other chemicals) and provides turgidity and rigidity to the cell. Many substances of unimportant in life of plant cell are stored in vacuoles. 

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