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Name the green dot like structures in some cells observed by a student when a leaf peel was viewed under a microscope. What is this green colour due to?
State any one difference between autotropic and heterotrophic modes of nutrition?
Give one reason why multicellular organism require special organ for exchange of gases between their body and their environment?
Name the process in plants where water is lost as water vapour?
State the basic difference in the process of respiration and photosynthesis?
In the experiment “Light is essential for photosynthesis” Why does the uncovered part of the leaf turn blue black after putting iodine solution?
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