Question

name the cell organelle which has stroma and thallykoid as its own organ and write theiur function

Answer 1

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✍️ Chloroplast is the cell organells which has stoma and thalakoids as its own organ.

✍️ NATURE AND OCCURRENCE :Chloroplast are present in algae and higher plants.

✍️ They have a pigment called chlorophyll and they are involved in the photosynthesis of Food.

✍️ So, Chloroplast are the "kitchen of the cell".

✍️ Each Chloroplast is bounded by two unit membrane like the mitochondria.

✍️ It shows two distinct region :
1)Grana:These are of membrane bounded, flattened disco it sacs (called thalakoids) containing the molecules of chlorophyll.

2)Stroma: This is the homogeneous matrix in which grana are embedded.

FUNCTIONS :
1)Chloroplast trap solar energy and utilses it to manufacture food.

2)chromoplast impart various colour to flower to attract insects for pollination.

3)leucoplast store food in the form of carbohydrates, fats and protein.



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