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Statement 1: In overproduction, the population should increase, but competition for food and predation constrain population growth; Statement 2: Darwin deduced that there is a struggle for existence.

◯ Both statements are true.
◯ Both statements are false.
◯ Only first statement is true.
◯ Only second statement is true.

 

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Related questions

In ch. 3 of the first edition of the origin of species, Darwin states that the survival of an organism’s progeny is the most important factor in his theory of the ‘struggle for existence.’ Why is this? Is competition greater among species or between members of the same species? Explain.

The number of individuals in a given area, such as an acre or a square mile, is a measurement known as:
a. population size.
b. minimum viable population.
c. population distribution.
d. population density.
2. Individuals who live in social groups are usually found in a ________________ distribution.
a. patterned
b. clumped
c. uniform
d. random
3. Under what conditions might we see exponential population growth?
a. When the population is large and approaching carrying capacity
b. When there is a sudden influx of a new food source
c. When there are enough predators around to keep the population in check
d. When a population has exceeded carrying capacity
4. What kind of things might cause a population experiencing exponential growth to transition to logistic growth?
a. The loss of that population's main predator
b. The emergence of a new food source such as ripening fruit on a tree
c. More competition for food from other species in the area
d. All of these could spur the transition.
5. Which of the following is an example of a density-independent factor for population growth?
a. Fire
b. Predators
c. Competition for nesting sites
d. Food availability
The number of individuals in a given area, such as an acre or a square mile, is a measurement known as:
a. population size.
b. minimum viable population.
c. population distribution.
d. population density.
2. Individuals who live in social groups are usually found in a ________________ distribution.
a. patterned
b. clumped
c. uniform
d. random
3. Under what conditions might we see exponential population growth?
a. When the population is large and approaching carrying capacity
b. When there is a sudden influx of a new food source
c. When there are enough predators around to keep the population in check
d. When a population has exceeded carrying capacity
4. What kind of things might cause a population experiencing exponential growth to transition to logistic growth?
a. The loss of that population's main predator
b. The emergence of a new food source such as ripening fruit on a tree
c. More competition for food from other species in the area
d. All of these could spur the transition.
5. Which of the following is an example of a density-independent factor for population growth?
a. Fire
b. Predators
c. Competition for nesting sites
d. Food availability
The number of individuals in a given area, such as an acre or a square mile, is a measurement known as:
a. population size.
b. minimum viable population.
c. population distribution.
d. population density.
2. Individuals who live in social groups are usually found in a ________________ distribution.
a. patterned
b. clumped
c. uniform
d. random
3. Under what conditions might we see exponential population growth?
a. When the population is large and approaching carrying capacity
b. When there is a sudden influx of a new food source
c. When there are enough predators around to keep the population in check
d. When a population has exceeded carrying capacity
4. What kind of things might cause a population experiencing exponential growth to transition to logistic growth?
a. The loss of that population's main predator
b. The emergence of a new food source such as ripening fruit on a tree
c. More competition for food from other species in the area
d. All of these could spur the transition.
5. Which of the following is an example of a density-independent factor for population growth?
a. Fire
b. Predators
c. Competition for nesting sites
d. Food availability
The number of individuals in a given area, such as an acre or a square mile, is a measurement known as:
a. population size.
b. minimum viable population.
c. population distribution.
d. population density.
2. Individuals who live in social groups are usually found in a ________________ distribution.
a. patterned
b. clumped
c. uniform
d. random
3. Under what conditions might we see exponential population growth?
a. When the population is large and approaching carrying capacity
b. When there is a sudden influx of a new food source
c. When there are enough predators around to keep the population in check
d. When a population has exceeded carrying capacity
4. What kind of things might cause a population experiencing exponential growth to transition to logistic growth?
a. The loss of that population's main predator
b. The emergence of a new food source such as ripening fruit on a tree
c. More competition for food from other species in the area
d. All of these could spur the transition.
5. Which of the following is an example of a density-independent factor for population growth?
a. Fire
b. Predators
c. Competition for nesting sites
d. Food availability
The number of individuals in a given area, such as an acre or a square mile, is a measurement known as:
a. population size.
b. minimum viable population.
c. population distribution.
d. population density.
2. Individuals who live in social groups are usually found in a ________________ distribution.
a. patterned
b. clumped
c. uniform
d. random
3. Under what conditions might we see exponential population growth?
a. When the population is large and approaching carrying capacity
b. When there is a sudden influx of a new food source
c. When there are enough predators around to keep the population in check
d. When a population has exceeded carrying capacity
4. What kind of things might cause a population experiencing exponential growth to transition to logistic growth?
a. The loss of that population's main predator
b. The emergence of a new food source such as ripening fruit on a tree
c. More competition for food from other species in the area
d. All of these could spur the transition.
5. Which of the following is an example of a density-independent factor for population growth?
a. Fire
b. Predators
c. Competition for nesting sites
d. Food availability

Natural selection requires genetic variation, competition for limited resources, overproduction of offspring, and unequal reproductive success. Which requirement does the following sentence represent? A subset of finches that have large beaks is contained within a population of finches that mostly have small beaks.

genetic variation

competition for limited resources

overproduction of offspring

unequal reproductive success

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