Question

1)Why do organisms sometimes have to compete for resources?​

Answer 1

Ответ:

when an environment is lowon any of these things organisms must compete for them.

Answer 2

Organisms often have to compete for resources because resources in the natural world are typically limited and cannot meet the needs of all organisms in a given ecosystem. This competition for resources can occur for several reasons:

1. Limited Resources: In any ecosystem, there are limited resources such as food, water, shelter, and mates. These resources are essential for an organism's survival and reproduction.

2. Population Growth: Organisms reproduce, and their populations can grow rapidly if left unchecked. As the population of a species increases, the demand for resources also increases, leading to competition among individuals of the same species and between different species.

3. Variation: Within a population, there is often variation in traits such as size, strength, speed, and efficiency in obtaining resources. Some individuals may be better adapted to acquire and utilize resources than others, leading to competition for these advantageous traits.

4. Natural Selection: Competition for resources is a driving force behind the process of natural selection. Organisms with traits that give them a competitive advantage in acquiring resources are more likely to survive, reproduce, and pass on their advantageous traits to their offspring. Over time, this can lead to the evolution of traits that are well-suited for resource competition.

5. Ecosystem Stability: Competition helps maintain the balance and stability of ecosystems. If one species were to monopolize all available resources without competition, it could disrupt the entire ecosystem, leading to negative consequences for all organisms within it.

6. Coexistence: Competition doesn't always result in the elimination of one species by another. In many cases, species coexist by partitioning resources in various ways. This can include differences in feeding habits, foraging times, or niche specialization, allowing multiple species to share the same ecosystem.

7. Environmental Changes: Environmental conditions can change over time, altering the availability of resources. Organisms may need to adapt to these changes or compete for the remaining resources.

In summary, competition for resources is a fundamental aspect of ecology and the natural world. It plays a crucial role in shaping the distribution, abundance, and evolution of species within ecosystems. It is also a driving force behind the development of diverse traits and adaptations that enable organisms to better exploit their environment.