Tag: cell structure and micro-organisms

Questions Related to cell structure and micro-organisms

Robert Hooke discovered the nucleus.

botany cell structure and micro-organisms cell theory microscope cell and its discovery

  1. True

  2. False

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Correct Option: B
Explanation:

The well-known scientist Robert Brown discovered the nucleus in the year 1831. 


Robert Hooke didn't discover the nucleus. He discovered cell in the year 1665.

Magnification power of a light compound microscope depends on

botany cell structure and micro-organisms cell theory microscope cell and its discovery

  1. Power of eye piece lens

  2. Power of an occular lens

  3. Both A and B

  4. None of the above

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Correct Option: C
Explanation:

The power of magnification of a microscope is the product of the powers of the occular (eyepiece) and the objective lens. The maximum normal magnifications of the occular and the objective are 10x and 100x respectively, giving a final magnification of 1,000x.