Qualification > Sciences
Biology Paper 1 and 3 help HERE ONLY!!!
Feva:
dry mass is the mass of the plant after all the water have been evaporated
Malak:
--- Quote from: sweetsh on June 07, 2009, 08:06:29 pm ---Can anyone explain to me the fresh and dry mass of the plant?
--- End quote ---
Fresh mass means which have water contents in it and a Dry mass is like water dried/absorbed from it..
sweetsh:
But sometimes you should explain more...
hdbkiwi:
--- Quote from: sweetsh on June 07, 2009, 08:06:29 pm ---Can anyone explain to me the fresh and dry mass of the plant?
--- End quote ---
Dry mass-without water
Fresh-with water
Fresh mass is unreliable as differing crops have different levels of water in them, so dry mass is a better indicator.
monnie:
--- Quote from: sweetsh on June 07, 2009, 08:06:29 pm ---Can anyone explain to me the fresh and dry mass of the plant?
--- End quote ---
fresh mass is the weight of the organizm including all the water in its body
dry mass is the mass of an organizm after the removal of the water content
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