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VladimirAG [237]
3 years ago
12

On a remote island in the Pacific, geographical isolation ensured that the human population had auburn colored hair for several

generations before intermingling led to a change in hair color. What pattern and kind of evolution is this an example of?
Biology
2 answers:
NISA [10]3 years ago
8 0
I think it'd be change in allele frequencies & microevolution. 
vekshin13 years ago
4 0
The Answer is The First Choice : Change in Allele Frequencies and MicroEvolution .
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1)In your own words explain what air pollution is
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Explanation:

Question 1

Air pollution is the introduction of harmful gases and substances into the atmosphere that renders it unfit for use for life. Some of these toxic gases and particulates are:

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Question 2

Natural forms are the original nature or outlook of a substance. Examples of natural forms are:

  • Flowers
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Question 3

Anthropogenic cause of pollution are human causes of pollution. Some of these are:

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  • Improper disposal of waste can produce effluent that reaches the ground water system and other fresh water sources.
  • Noise pollution from airports is very harmful to ear.
  • Mining activities degrades soil and removes rich fertile soils that should be used for agriculture.
  • Mining wastes can lead to contamination of water bodies around.

Question 4

Fossil fuels are fuel types that forms from natural process in which organisms are decomposed anaerobically to preserve their energy components. Some of these fuels are:

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Question 5

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Other notable mentions are bronchitis, pulmonary diseases, stroke

Question 6

_7 million____ people die each year from air pollution according to the world health organization

Question 7

Air Quality Index(AQI) is an indicator used to express the quality of air in particular area. The AQI can tell the present air quality condition. It can also be used to forecast future air quality in years to come.

It shows how clean and polluted the air is.

Question 8

The air quality index uses different colors to alert people about the quality of air. Each color represents different health implication of air quality:

     Attached image shows the different colors used to alert people of about the air quality.

Question 9

  • About 7 million people die annually as a result of air pollution
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