Answer: I believe it is mudflows
Explanation:
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 .
Answer: B. Show that light was composed of different colored rays
Explanation:
In the eighteenth century Isaac Newton found out that when a beam of light from the Sun, passes trhough a prism is decomposed in many different colors. He named this phenomenom as dispersion of light.
This phenomenom occurs when a beam of white light (which is compound of many wavelengths or "colors") is refracted (the different rays of light are diverted depending on their wavelengths) in some medium, leaving their constituent colors separated.
The second largest continent is Africa , the worlds largest desert is Sahara desert and the worlds longest river is amazon
Answer:
Pros of living in New Zealand
The cost of living is low. ...
The wilderness is vast and untouched. ...
You can get a taste of the quiet life. ...
Permanent residents have a lot of rights. ...
There’s plenty of opportunity for entrepreneurs. ...
Getting a bank account is no problem. ...
Healthcare is high quality and accessible. ...
The food is great. ...
Education is top-notch. ...
Explanation:
