The electrical energy is transferred in to sound energy.
B, overfishing in coral reef ecosystems
1 kg, 0.1 kg. According to the energy pyramid, only 10 % of energy can be transferred from one trophic level to another. 90% of the energy is lost through heat, respiratory or metabolic. This is why the energy pyramid tapers as you go up the food web.
<span>The solution in the tube has a higher concentration of solute than the solution in the beaker. It is, therefore, hypertonic.</span>
Number 1 ,3 and 4 are the answers
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