The proportion of dissolved substances in seawater is expressed as 0/00, which is the same as ________
A) parts per thousand B) parts per million C) parts per hundred D) parts per billion
A
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In a surge of European imperialism to protect established interests, expand territory and compete for world influence at the end of the 19th century, European core countries carved almost the entire ________ into a collection of colonies
A) continent of Africa B) continent of South America C) country of India D) country of Brazil E) world Answer: A
The change in the actual air temperature as you go up into the atmosphere is called:
A) conversion. B) diffusion. C) environmental lapse rate. D) latent heat. E) convergence.
Mosquito-borne illnesses, such ad dengue fever, are spreading into new areas as climatic conditions change
Indicate whether the statement is true or false
Which of the following domains includes simple life-forms with cells that usually lack a nucleus?
A) Archaea B) Archaeabacteria C) Bacteria D) Ediacaria E) Eukarya