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महाराष्ट्र राज्य शिक्षण मंडळएस.एस.सी (इंग्रजी माध्यम) इयत्ता ७ वी

What is a 'cell'? - Marathi (Second Language) [मराठी (द्वितीय भाषा)]

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प्रश्न

What is a 'cell'?

थोडक्यात उत्तर

उत्तर १

A cell is the smallest unit of life. They are the structural, functional and biological units of life. The discovery of cells was first made by Robert Hooke. While examining a section of a cork under the microscope, he observed small compartment-like structures and named them cells. However, Hooke observed dead cells under the microscope, as cork is made up of dead cells. Cells exhibit different types of properties, like:

  • It is the smallest living unit of life.
  • It is so small that it is invisible to the unaided eye.

  • The shape of the cell varies in different organisms and within an organism.

  • The size of cells also differs.

  • All living cells exhibit certain basic characteristics like respiration, growth, metabolism, etc.

  • Cells originate from a pre-existing cell. A mother cell divides to produce daughter cells. Hence, cells exhibit cell division.
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उत्तर २

The cell is the fundamental, structural and functional unit of a living organism.

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 11: Cell Structure and Micro-organisms - Exercise [पृष्ठ ८०]

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Exercise | Q 1. (a) | पृष्ठ ७४
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