You can carry out a test ,
1- take a sample of the air in a test tube
2-add limewater to the test tube
3- result : if it turns milky/cloudy it has microorganisms
4- reason: because every microorganism respires , and so it produces Carbon dioxide .
and limewater is the test to show the presence of Carbon dioxide .
That's called a convex lens, as they converge.
Scalawags are from the North I think. And Carpetbaggers are from the South.
Hmm, learning about this what a while back, but i would say (1)
<span>no predator, Thus enabling it to it to grow and kick the other organism out of the area</span>
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