<span> Situ Burning is a technique sometimes used by people responding to an oil spill.
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Symbiosis in lichens is the mutually helpful symbiotic relationship of greenalgae and/or blue-green algae(cyanobacteria) living among filaments of a fungus, forming lichen. The algaeor cyanobacteria benefit their fungalpartner by producing organic carbon compounds through photosynthesis
The answers to the first one is B&C
The answer to the second one is D) Salting
The early shape of the fetal brain most resemble a tube. The fetal development starts after conception. After about four weeks the neural tube together with the back is closing. The fetal brain and the spinal cord will develop from the neural tube. Then the other organs and the heart are also starting to form.
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