Answer:
A. The rates of birth and immigration were balanced by the rates of death and emigration.
Answer:Ecosystem Energy
Nearly all of the energy that drives ecosystems ultimately comes from the sun. Solar energy, which is an abiotic factor, by the way, enters the ecosystem through the process of photosynthesis
The energy input, or energy that enters the ecosystem, is measured in Joules or calories. Accordingly, the energy flow is also called calorific flow.
Mould growing on a tomato that is sitting on a countertop be used as evidence for the spontaneous generation theory.
<h3>What do you mean by spontaneous generation theory?</h3>
According to the hypothesis of spontaneous generation, the emergence of life things from nonliving materials was both common and predictable. It was proposed that some forms, like fleas, may develop from inanimate substances like dust or that maggots could develop from decomposing human flesh.
In addition to causing postharvest rot during harvest and storage, a gray mold of tomatoes can also spread a number of other diseases, such as damping off and blight. A fungus with a host range of over 200 plants causes gray mold on tomato plants. It will be evidence for spontaneous generation theory.
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The correct answer is absolute threshold.
Absolute threshold is a neurobiological term referring to the lowest level of a stimulus that a person is able to detect. The stimulus can either be touch, sound, taste or light.
Regarding taste, the absolute threshold of taste is the lowest concentration of a certain compound which can be detected by the human sense of taste.
