. (a)Explain how does the exchange of gases occur in plants across the surface of stems, roots and leaves. (b) What are the raw materials used during photosynthesis? Explain the role of each material. (c) Write chemical equation for photosynthesis.
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2
a...by stomata
b...co2..sunlight..chloroplast to trap sunlight. water
b...co2..sunlight..chloroplast to trap sunlight. water
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a) Through the stomata in leaves. Through the lenticles in stem.
b) Water , sunlight ,and oxygen
c)6co2 + 12H2o gives rise to c6H12o6 + 6H2o + 6o2 .
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b) Water , sunlight ,and oxygen
c)6co2 + 12H2o gives rise to c6H12o6 + 6H2o + 6o2 .
mark as brainliest answer plz
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