Thinking things through, and looking for all possible outcomes. If you think of all possible outcomes, then you will be prepared and more likely to solve the problem you are solving. This applies to every problem. Also, look at things from different angles.
Most likely clay, silt and sand are to be found in samples of rocks.
The oceanic plate is forced down into the mantle in a process known as "subduction." As the oceanic plate descends, it is forced into higher temperature environments. ... This partial melting produces magma chambers above the subducting oceanic plate.
(hope this helps ^^)
Small sugars (monosaccharides and disaccharides) glucose fructose, sucrose etc
Amino acids
Response would be correct, as in response to environment.