The answer to your question is D
The correct answer is A - eventually a predatory species may utilize it as an energy source and its negative impact on the ecosystem will be decreased but until then, the pad trees will suffer the consequences.
Quantitative analytic methods refer to methods used in analytical chemistry in order to determine the concentration or the moles of a certain substance in solutions. This includes finiding correct units. The most appropriate answer is a quantitative variable and this is the first choice; Quantitative analytic methods can help you determine or estimate the amount of poison in the blood (solvent).
The three observations that could help an individual in distinguising whether the organism is a fish or not is that it should live under water as fish can't survive without water, another thing is that it should laid eggs when it comes to giving birth because when it does not lay eggs but produces a living organism normally without an egg, it is considered to be a mammal and lastly, the appearance it possess such as having gils or fins.
your answer is B. because An animal must do three things to control body temperature. First, the animal must find a source of heat. Second, it must find a way to conserve heat when temperatures in the environment are too cold. Third, it must find a way to get rid of extra heat when temperatures in the environment are too hot.