The structure A in the question seems missing but the given answer is based on the description given in the question.
Answer:
The gaseous exchange of carbon dioxide(CO2) and oxygen(O2) occurs through small, regulated openings called stomata during photosynthesis.
Therefore the Structure A is Stomata
Answer:
<h3>The changes which take place in a long period of time are called slow changes whereas, the changes which take place in a short period of</h3><h3> time are called fast changes.</h3><h3>Examples:</h3><h3>(a) Rusting of iron, ripening of fruits, growing of trees are slow changes.</h3><h3>(b) Burning of paper, stretching of a rubber band, blowing of balloons, bursting of crackers are fast changes.</h3><h3 />
Explanation:
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Answer:
<u>Autotrophs</u> are organisms, such as plants, that can make their own food.
Hope this helps!