<span>The question is asking us to fill in the gaps in the following sentence: When a person loses consciousness due to a head injury from a car crash, the (gap) keeps the body functioning by regulating the flow of information between the brain and the rest of the body. The best answer is that the gap should be filled by "autonomous nervous system" - this system is the one that is not controlled consciously, but one that is working in the background to make sure our body functions work properly.</span>
Answer: Nutrients and Sunlight
Explanation:
Nutrients and sunlight are two important factors for photosynthesis. Nutrients are necessary for keeping the plant alive these nutrients such as inorganic minerals are obtained by plants through soil. The sunlight is essential for splitting the molecules of water so as to produce oxygen as a product along with carbohydrates.
Biosphere 2 was a tremendous success, Many people don't realize that hundreds of papers were written about it.
<u>Answer:</u>
<em>Paul Ehrlich brought to focus the problem of environmental Pollution and the Climate change, the argument that is responsible for the world’s environmental problems.</em>
<u>Explanation:</u>
<em>Paul Ehrlich</em> stated that we are unprepared to face the effects of the environmental problems. The environmental problem has arisen due to the over consumption of the<em> resources according to Ehrlich. </em>
According to him we have already released enough <em>amount of poisonous substances</em> in the environment which affects our human tissue in a bad way. Ehrlich states that fate of humanity is going to collapse if the activities of <em>exploitation of environment</em> is left unchecked.