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Zepler [3.9K]
2 years ago
9

Calculate the population growth rates for the different population sizes shown below. Enter your values rounded to the nearest w

hole number.
Biology
1 answer:
son4ous [18]2 years ago
6 0

Population growth is a change in population at any time and can be calculated as a change in the number of individuals in a population using "per unit time" for measurement.

<h2>Further Explanation </h2>

The term population growth refers to all species, but always refers to humans, and is often used informally as a demographic designation of the value of population increase, and is used to refer to world population growth. Population growth itself is influenced by factors of birth, death, and migration. In demographics, there is a term increase in a natural population and an increase in the total population. Where natural population growth is only influenced by births and deaths, while total population growth is affected by births, deaths, in-migration, and out-migration (emigration).

Back to the population growth rate. The rate of population growth each year in a certain period is called the population growth rate expressed in percentage units (%). This population growth rate also reflects the rate of population growth of an area every year. The higher population growth rate indicates a faster rate of population growth. Conversely, if a low population growth rate shows a slow population growth rate.

When population growth can exceed the loading capacity of an area or environment, the results end with overpopulation. Disruptions in human populations can cause problems such as pollution and traffic congestion, even though they can be covered by technological and economic changes. This region can be considered "underpopulated" if the population is not large enough to manage the economic system.

Growth value = (end population period - initial period population) / initial population period

Growth ratio = Growth value X 100%

Learn more

population growth brainly.com/question/3412355

Details

Grade:  High School

Subject:  Biology

keywords: population, growth.

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Buspar (buspirone)

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8 0
3 years ago
1.-La actividad consiste en que identifiques un ser vivo de tu comunidad, ubícalo en alguno de los niveles tróficos y posteriorm
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Answer:

1.Ratón: se ubica en el segundo nivel trófico, es un consumidor primario que se alimenta de semillas

semillas (productores)---->ratón (consumidor primario)-->serpiente(consumidor secundario) --->zorro(consumidor terciario)

2.

  • Hay 4 niveles tróficos.
  • En el primer nivel se encuentran los productores.
  • En el segundo nivel se encuentran los consumidores primarios, estos se alimentan de los productores.
  • En el tercer nivel se encuentran los consumidores secundarios, los cuales se alimentan de los consumidores primarios
  • En el cuarto nivel se encuentran los consumidores terciarios que se alimentan de los consumidores secundarios.
  • Al consumir lo que se encuentra en el nivel anterior obtienen energía para subsistir y mantener el equilibrio del ecosistema.
  • Los niveles tróficos son los lugares que ocupan un determinado grupo de seres vivos en relación a otros por la energía que tienen y que pasan al siguiente nivel. Se ve en la cadena alimentaria, donde la energía que se obtiene de los nutrientes del nivel anterior siempre es destinada a seres mas grandes en tamaño, es decir que están en el siguiente nivel trófico y necesitan mas energía.

Explanation:

El ratón es un animal herbívoro, es decir que se alimenta de plantas y hierbas, por ende se ubica en el segundo nivel trófico porque consume a los productores. Estos últimos reciben este nombre porque producen su propio alimento a diferencia del resto de los niveles en donde los seres vivos se alimentan de animales o insectos que estén en niveles inferiores.

La energía que obtiene el ratón al consumir a los productores se utiliza en el metabolismo y en las diferentes reacciones que hacen que se mantenga vivo hasta que este es consumido por otro animal transfiriendo la energía al siguiente nivel. Esta cadena sigue hasta llegar al consumidor terciario. En todos los niveles intervienen los descomponedores que degradan los restos de los seres vivos para obtener energía y nutrir la tierra, de esta forma comienzan nuevamente la cadena alimentaria.    

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To help control the flow of a river and build a supply of water, engineers build a
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