Geography, 22.08.2019 20:10 joelpimentel
The toxicity of marine pollutants is evaluated through bioassays by a) calculating the concentration at which 50% of the test organisms of a particular species die b) determining the length of time the pollutant remains in the environment c) estimating the number of trophic transfers in the food web affected by the pollutant d) determining the total biomass of affected organisms in the environment
Answers: 3
Geography, 22.06.2019 05:40
Which best explains why england had the highest standard of living in the world in 1990? a.england started industrializing before the rest of the world b.england had the highest population in the world. c.england hadthe most fertile soil in the world. dengland had more natural resources.
Answers: 3
Geography, 22.06.2019 10:00
The yellow river is also known as the huang he river? true or false
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Geography, 22.06.2019 13:20
Gemstones are commonly found in pegmatites, which are igneous rocks that are a. exceptionally mafic b. exceptionally coarse grained c. exceptionally fine grained d. extrusive, forming from lava
Answers: 2
Geography, 23.06.2019 07:30
What could the united states of america do to improve their status? name at least 3(ap human geography)
Answers: 1
The toxicity of marine pollutants is evaluated through bioassays by a) calculating the concentration...
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