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Prelims 2020 · Q47 · Human body & nutrition

Which of the following statements are correct regarding the general difference between plant and animal cells ?

  1. 1.Plant cells have cellulose cell walls whilst animal cells do not.
  2. 2.Plant cells do not have plasma membrane unlike animal cells which do.
  3. 3.Mature plant cell has one large vacuole whilst animal cell has many small vacuoles.

Select the correct answer using the code given below :

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Answer: C. Statement 1 is correct: plant cells have a cellulose cell wall; animal cells do not. Statement 2 is wrong: both plant and animal cells have a plasma membrane. Statement 3 is correct: mature plant cells have one large central vacuole, while animal cells have small vacuoles. So 1 and 3.

Watch for: Students think the cell wall replaces the plasma membrane, but plant cells have both.

Why the other options are wrong
  • A. Wrong because plant cells also have a plasma membrane.
  • B. Wrong because plant cells also have a plasma membrane.
  • D. Wrong because statement 2 is false.

Source to check: NCERT Class 9 Science, Chapter 5 (The Fundamental Unit of Life)

Answer from the official UPSC key. Written and fact-checked by AI against the official key. Spotted a mistake? Report it.