) What is Excretion? Which plant wastes are useful to human beings?
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Excretion in plants produce various kinds of excreta which are waste for the plants but useful to human beings. Here are some examples how plant excreta is used: -Oxygen, which is a by product of photosynthesis is the most essential thing humans need to survive on earth.
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Excretion in plants produce various kinds of excreta which are waste for the plants but useful to human beings. Here are some examples how plant excreta is used: -Oxygen, which is a by product of photosynthesis is the most essential thing humans need to survive on earth.
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