Answer:
C. the temperature and amount of rainfall in a biome
Explanation:
Heavy Sediment deposits affect waterways because it can fill in drains, lakes, rivers, and sewage blockage. Sediment loss affects land and soil quality because it can mean a loss in nutrients that the land may need for vegetation. It can also cause flooding, which can carry toxins into water ways.
<span>B. they needed access to bodies of water for trade
Water and aquatic access was necessary for water as well as access to trade.
Hope this helps :)</span>
Answer:
The Colorado River is of great importance to Mexico and America. It provides water and energy for people in the U.S. and in Mexico. But the river has become a victim of drought. So the Us and Mexico have teamed up to boost the water levels of the Colorado River. They will do this by funding a few water agencies and temporarily spot taking water out of lake mead.
Explanation:
There you go man
Answer:
a) calculating the concentration at which 50% of the test organisms of a particular species die
Explanation:
Bioassays -
<u>Bioassays is an analytical method to assess the effect of marine pollutant on the organism by estimating the concentration at which 50% of the test organisms die after exposing the test organisms for a specified time.</u>
It can be done by quantitative or by qualitative experiment , or direct or indirect .
It is used to detect the biological hazards or give the quality assessment of the mixture .
It is also used for the monitoring the quality of water .
