<span>Convection currents produce the heat in the Earth’s interior.
True!
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If no<span> oxygen is available, </span>yeast will<span> switch over to a process called anaerobic respiration in this process, </span>glucose<span> (</span>sugar<span>) is fermented to </span>produce<span> energy, </span>carbon dioxide<span>, and ethanol. And they </span>can<span> only </span>produce<span> energy when the have </span>glucose.
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The abiotic factors will define which organisms are able or not to live in a specified place. The living organisms will constitute the biotic factors, which define if and how can an organism live in a specified environment. So, the abiotic factors are controlling the biotic factors of an environment.