INSIGHT UPSC QUIZ

Science & Technology General Science
Q.

In context of cells in the human body, consider the following statements:

1. The shape and size of cells are related to the specific function they perform.

2. A cell is able to live and perform all its functions because of its components known as organelles.

3. All cells present in human body have the same organelles.

Select the correct answer using the code given below:

Explanation:

 ANSWER: (D) 

  • The shape and size of cells are related to the specific function they perform. (Thus, Statement 1 is correct)
  • Some cells like Amoeba have changing shapes. In some cases, the cell shape could be more or less fixed and peculiar for a particular type of cell; for example, nerve cells have a typical shape.
  • Each living cell has the capacity to perform certain basic functions that are characteristic of all living forms. In fact, each such cell has got certain specific components within it known as cell organelles. 
  • A cell is able to live and perform all its functions because of these organelles(Thus, Statement 2 is correct)
  • These organelles together constitute the basic unit called the cell. It is interesting that all cells are found to have the same organelles, no matter what their function is or what organism they are found in. (Thus, Statement 3 is correct)

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