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Furkat [3]
3 years ago
9

Which is the largest source of human-caused air pollution in the united states?

Biology
1 answer:
arlik [135]3 years ago
3 0
Cows are they poop out methane
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Why is excretion necessary in living beings ?
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What is the best description of the evolution of camouflage by natural selection?
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What is the best desciption of the camouflage by natural selection?

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3 years ago
In 2010, an oil well in the Gulf of Mexico spilled millions of barrels of oil into the ocean. Is this an example of a point sour
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Answer:

non-point source

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This was a non-point source of pollution because this was not directed at a certain area or ocean. The oil was accidentally dropped into the ocean. It was not intentionally dropped by the oil well. The answer to the question is non-point source pollution.

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Where do plants get nitrogen mainly from ?
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3 years ago
Explain why the small piece of plant tissue is dipped in disinfectant when growing new plants from using cells from a parent pla
love history [14]

Answer: Disinfectant is a chemical formulation which may include biological components used to reduce the population of a microbe from a living or dead surface.

Explanation:

The plant tissue is treated with a disinfectant before culturing it and growing new plants. This is done to remove dirt, dust, foreign particles like pollen, microbes from the plant tissue surface or from plant part. This help in growth of disease free and contamination free plants. The culture can be utilized for different cycles of plant growth as it remains free from any kind of contamination.

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