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Kitchen of the cell is - Science

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प्रश्न

Kitchen of the cell is

विकल्प

  • mitochondria

  • endoplasmic reticulum

  • chloroplast

  • golgi apparatus

MCQ

उत्तर

chloroplast

Explanation - 

Chloroplasts are present in green algae and higher plants. They have a green pigment called chlorophyll and they are involved in the photosynthesis of food. Therefore they are also known as the ‘kitchens of the cells’. Each chloroplast is bounded by two unit membranes like the mitochondria. It shows two distinct regions

(i) Grana are the main functional units of the chloroplast. They are stacks of membrane-bounded, flattened discoid sacs (called thylakoids) containing the molecules of chlorophyll.

(ii) Stroma is the homogeneous matrix in which grana are embedded. It contains a large variety of photosynthetic enzymes, starch grains DNA, and ribosomes.

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अध्याय 5: The Fundamental Unit of Life - Multiple Choice Questions [पृष्ठ ३६]

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एनसीईआरटी एक्झांप्लर Science [English] Class 9
अध्याय 5 The Fundamental Unit of Life
Multiple Choice Questions | Q 20. | पृष्ठ ३६

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