Q.3)Two green plants are kept separately in Oxygen free containers, one in the dark and the other in continuous light. Which one will live longer? Justify,
Q.4)What is reflex action? Explain reflex arc with a suitable example,
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The green plant that is kept in continuous light will live longer. This is because the plant that is kept in the dark is unable to conduct photosynthesis without which oxygen won't be formed. However, the plant kept in sunlight will release oxygen as a by-product of the photosynthesis.
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