If the soil is open and the organic matter loose, oxidation takes place rapidly; but if a large pile of organic matter is buried in clay soil, it will take decades for it to disappear.
Since we have learned that malaria is carried by mosquitoes, we are less interested in the amount of organic matter in the soil.
Pyrite is likewise frequently found in sediments, apparently being formed mainly by the reducing action of organic matter on iron salts in solution.
Heat, as we know, increases chemical change, in inorganic as well as organic matter; it hastens the disintegration of certain compounds, and alone renders it possible in many cases.
Nor is this theory essentially confined to organic matter.
Whence this ideal type, this natural group, this Archeus pervading all nature and fashioning all organic matter?
From these it appears to be an easy transition to those changes which occur in organic matter no longer living, as in the fermentation of vegetable juices and the putrefaction of animal tissues.
The dangers of impure air, water, and food depend largely upon the fact that through these media may be introduced into the body particles of organic matter, living or dead, which tend to produce disease in the recipient.
It is usual to estimate the impurity of water by the amount of organic matter present, but it is evident that this alone can give no positive information, since by this standard milk and soup would be very dangerous.
Do we not know, said he, that whenever an infusion of organic matter is exposed to the air it becomes covered with a cryptogamic vegetation, or is invaded by a crowd of animalculæ?
They therefore considered the oxide of chromium to be the coloring agent, without, however, denying the presence of organic matter.
But this could not be done if the color was due to organic matter, which is annihilated or modified beyond recall by combustion.
Are the forces of organic matter, then, different in kind from those of inorganic matter?
His final conclusion was, that putrefaction is due to decompositions of organic matter attendant on the multiplication therein of minute organisms.
Note: They are found in all seas, lakes, ponds, and streams, as well as in infusions of organic matter exposed to the air.
Butyric fermentation, the decomposition of various forms of organic matter, through the agency of a peculiar worm-shaped vibrio, with formation of more or less butyric acid.
To become stone, or of a stony hardness, as organic matterby calcareous deposits.
Moisture variable saturated The foul odor of respired air is due to the presence of a certain amount of organic matter.
The presence of organic matter, on the other hand, must always be regarded with suspicion.
Bone black and charcoal have the property of absorbing large volumes of certain gases, as well as smaller amounts of organic matter; hence they are used in filters to remove noxious gases and objectionable colors and odors from water.
Organic matter=: substances made through the growth of plants or animals.
It of course adds nitrogen to the soil and at the same time supplies the soil with a large amount of organic matter to decay and change to humus.
It exists in fertilizers, in ammonia, in nitrates, and in organic matter.
That part which burns away during combustion is called organic matter; the ashes are called inorganic matter.
Organic matter is that which burns away in the fire.
Organic matter, although forming so large a part of the plant, we have seen to consist of four different substances.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "organic matter" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.
