A student buries an ice cube in a pan of dirt and observes the dirt as the ice cube melts. This activity is a model of the formation of a kettle.
Answer:
The correct answer is - all of the answer choices.
Explanation:
In an ecosystem, there are various organisms that are grouped in different trophic levels and groups such as producers, consumers, scavengers or decomposers based on their function and position on the food and energy chain.
The food energy is created by producers and is passed to consumers, scavengers, and decomposers of all the organisms. Energy moves in only one direction in any ecosystem. Energy is passed from producers to one trophic level or energy level, to organisms in the next trophic level.
Answer:
Overfishing is the removal of a species of fish from a body of water at a rate that the species cannot replenish, resulting in those species becoming underpopulated in that area.
