\begin{tabular}{|c|c|c|} \hline Water & Carbon & Nitrogen \\ \hline Legchemical & & \\ \hline aquifers & & \\ \hline Infiltration & & \\ \hline urinelfects & & \\ \hline evaporation & & \\ \hline \end{tabular}
Answer (2)
c. dinoflagellates are known to be mixotrophic plankton, which combines photosythensis and phagotrophy, or the ingestion of their prey.
In 2005, the algal bloom responsible for the 'red tide' was primarily composed of dinoflagellates, leading to toxic conditions that disrupted shellfish harvesting in Newfoundland, Maine, and Massachusetts. Dinoflagellates are planktonic organisms known for their ability to produce toxins, significantly impacting marine life and human activities. Thus, the correct answer is option c. dinoflagellates .
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