27. With respect to bioremediation, the addition of desired bacteria to a bioreactor or to a contaminated site. 28. The use of microorganisms to aid in the extraction and recovery of metals from ores. T 29. A flagellated cell with a chloroplast that may be considered as a member of either algae or protozoa. ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ 31. A chemical produced in the laboratory and not produced by any living system. 41. Referring to microorganisms that live within rock in the pore spaces. H C

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Modes of Nutrition

It is a biological process of providing or obtaining food that is necessary for growth and health. It includes many physiological processes - absorption, ingestion, assimilation, catabolism, excretion, etc. In biology, the science that deals with nutrition's physiological and chemical processes are called "nutritional science."