English

The chief role of nucleolus in a nucleus concerns ______.

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Question

The chief role of nucleolus in a nucleus concerns ______.

Options

  • formation of chromosomes

  • DNA replication

  • ribosomal RNA synthesis

  • chromatic separation

MCQ
Fill in the Blanks
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Solution

The chief role of nucleolus in a nucleus concerns ribosomal RNA synthesis.

Explanation:

The nucleolus is the main site of ribosomal RNA synthesis and ribosomal subunit assembly. Chromosome formation, DNA replication and chromatid separation are not its chief roles.

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Chapter 1: The Fundamental Unit of Life : Cell - Questions Based on High Order Thinking Skills (HOTS) [Page 45]

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P S Verma and V K Agarwal Biology Part 3 [English] Class 9
Chapter 1 The Fundamental Unit of Life : Cell
Questions Based on High Order Thinking Skills (HOTS) | Q 10. | Page 45
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