Answer:
When a protozoan living inside a termite helps the termite digest wood, the relationship is called mutualism because they are both benefiting from eachother.
Explanation:
Protozoa benefit from the termites by receiving food and shelter. Termites benefit from the protozoa because they help the termite digest wood.
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The answer is bio mechanics. <span />
The inoculating loop is used as a tool to inoculate microbes on plates. So it is necessary to flame the inoculating loop to destroy any kind of microorganisms that may contaminate ou interfer the culture medium. The fire, together with ethanol, helps to sterilize the loop, allowing it to inoculate a pure culture.
The tundra biome has the least diversity of plant species. Due to the harsh cold environment, it's common to not see many plants.