Answer:
2. A
3.B
4.B
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Answer:
Thermal energy.
Explanation:
Anytime energy transfers between 2 places or things some of it is 'wasted' as thermal energy (heat). This could be by friction or a change in temperature from a reaction. We say it is wasted because this heat energy serves no purpose.
It is E. because the predators will have slightly more meals with their prey slightly increasing population.