Population related Questions and Answers
The minimum death rate of a population is called
(a) Actual death rate
(b) Population decline
(c) Mortality potential
(d) Received mortality
If the age pyramid of a population is just like a bell, it reveals
(a) Lower percentage of youngs
(b) Higher percentage of individual of reproductive age
(c) A declining population
(d) A stationary population
Happiness, health and prosperity of the population of a place depend upon
(a) Environment
(b) High birth rate
(c) Social status
(d) Availability of work
In ‘J’ shaped growth curve of population
(a) Exponential phase is lacking
(b) Exponential and stationary phases are absent
(c) Lag phase is lacking
(d) Plateau phase is absent
When, in a population, the birth and death rates exactly balance each other, is it called?
(a) Plateau phase
(b) Exponential growth phase
(c) Initial growth phase
(d) Lag phase
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The animal population becomes too large for its feeding source or its habitat, its members starve die but humans escape this disaster by
(a) Immigration only
(b) Emigration only
(c) Transportation of food
(d) Both emigration and transportation of food
The population of an area tends to decrease by
(a) Mortality
(b) Immigration
(c) Natality
(d) All of these
Birth rate is directly proportional to
(a) Good food
(b) Illiteracy
(c) High social status
(d) Age of marriage
Human population after 17th century A.D. is thought to be in
(a) Lag phase
(b) Exponential phase
(c) Stationary phase
(d) None of these
Ratio of natality and mortality of population is expressed in percentage as
(a) Vital index
(b) Growth rate
(c) Survival rate
(d) Biotic potential
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The population of a place can be increased when
(a) Emigration decreases
(b) Predation increases
(c) Reproductivity decreases
(d) Immigration increases
A complete count of the heads of people of a country is known as:
(a) census
(b) vital statistics
(c) demography
(d) none of the above
The main cause of the population explosion in the world is
(a) Excellent job facilities
(b) Increase in agricultural production
(c) Excellent health care
(d) Fewer battles and wars
A force acting against achievement of highest possible level of population growth is
(a) Carrying capacity
(b) Environment resistance
(c) Population pressure
(d) Saturation level
Fertility rates mainly depend on
(a) Total Population
(b) Total Female Population
(c) Female Population of Child bearing age
(d) Number of newly born babies
A rapid decline in a population due to a high mortality rate is
(a) Population explosion
(b) Population density
(c) Population crash
(d) All these
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The main factor in increasing the population is
(a) More reproductive capacity
(b) Early marriage
(c) Higher natality and lower mortality
(d) Suitable and favorable environment
The scientist who propounded that the population is a group of species
(a) Darwin
(b) Lamarck
(c) Odum
(d) Clark
Rapid decline in the population due to high mortality rate is called
(a) Population density
(b) Population crash
(c) Population explosion
(d) All of these
The death rate obtained for a segment of a population is known as :
(a) specific death rate
(b) crude death rate
(c) standardized rate
(d) vital index
Which one of the following is not the consequence of the population explosion?
(a) Unemployment and poverty
(b) Pollution and housing problems
(c) Low natality and high mortality
(d) Scarcity of food available
Two important indications of the pace of population growth are
(a) Annual average growth rate and doubling time
(b) Number of Immigrants and emigrants
(c) Birth rate and death rate
(d) Age and sex of the individuals
The higher human population in cities is mainly due to
(a) Lot of opportunity for education
(b) Availability of clean drinking water
(c) Better sanitation
(d) Higher income resources
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The cause of the zero growth in the population is
(a) No individual is added
(b) Natality is zero
(c) No growth
(d) Additions and deletions are equal
More than 90% of the world’s population lives in about –
(a) 90% of land surface
(b) 8% of land surface
(c) 30% of land surface
(d) 10% of land surface
Which of the following statements defines the density of the population?
(a) Number of persons living per unit area.
(b) Number of persons living in a country
(c) Change in the number of inhabitants of a country during a specific period of time.
(d) Absolute numbers added every year
The population growth rate at the carrying capacity is
(a) Low
(b) High
(c) More or less zero
(d) Equal to natality rate
The age specific death rate for babies of age less than one year is specifically called:
(a) neonatal death rate
(b) infant mortality rate
(c) maternal mortality rate
(d) fatal death rate
The primary cause behind the rapidly growing population of the world in recent times is
(a) Improvement in the standard of living
(b) Decrease in death rate
(c) Increase in birth rate
(d) Heating of earth
What is a population pyramid ?
(a) A graphical presentation of the age and sex composition of a population.
(b) When the population density of an area is so high that people live in tall buildings.
(c) Pattern of population distribution in large urban areas.
(d) All of the above
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There is a continuous increase in the growth rate (population) of the world. It is due to
(a) Increase in fertility
(b) Supply of more food
(c) Industrialization
(d) Decrease in the death of children
Density of human population is predominantly influenced by
(a) Colder environment
(b) Availability of food
(c) Availability of water
(d) Socio-cultural factors
Population density means?
(a) Number of persons living per sq. km.
(b) No. of persons living per kilometer
(c) Ratio of population living is-low poverty line to total population
(d) No. of persons in a village
The death rate of women due to delivery of children is termed as :
(a) neonatal mortality rate
(b) infant mortality rate
(c) maternal mortality rate
(d) fatal death rate
The natural growth rate of the population is checked by certain factors. These are known as
(a) Population growth control
(b) Environmental resistance
(c) Natural resistance of a healthy population
(d) None of these
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Study of trends in human population growth and prediction of future development is called
(a) Demography
(b) Biography
(c) Kalography
(d) Psychology
The population explosion which is being witnessed today is mainly due to
(a) Better job facilities
(b) Increase in agricultural production
(c) Better health care
(d) Fewer wars and battles
Rate of human population growth is
(a) Directly proportional to industrial development
(b) Inversely proportional to education
(c) Directly proportional to good weather
(d) All the three
Which are the three main factors that cause population change ?
(a) Birth, death and marriage
(b) Birth, death and life expectancy
(c) Birth, death and migration
(d) None of these
The abundance of a species population within its habitat is called
(a) Regional density
(b) Niche density
(c) Absolute density
(d) Relative density
Which of the following is the third largest country in population after China and India ?
(a) Bangladesh
(b) United States of America
(c) Indonesia
(d) Japan
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The measure which is not used for mortality is
(a) Crude Death Rate
(b) Age Specific Death Rate
(c) Standardized death rate
(d) Crude birth rate
Which of the following is not a controlling factor of population density?
(a) Psychological factor
(b) Geographical factor
(c) Socioeconomic factor
(d) Demographic factor
Fertility rates mainly doped on :
(a) total female population
(b) total population
(c) female population of child bearing age
(d) number of newly born babies
When population reaches carrying capacity
(a) Mortality rate = Birth rate
(b) Mortality rate > Birth rate
(c) Mortality rate < Birth rate
(d) None of the above
Density of the human population is determined predominantly by
(a) Socio-cultural factors
(b) Cold temperature of the environment
(c) Availability of plenty of water
(d) Availability of good food
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When there is an exponential growth in a population, then it will be called as
(a) Carrying capacity
(b) Log stage
(c) Negative acceleration phase
(d) Positive acceleration phase
If the age pyramid of a population is bell shaped, it will show
(a) Low percentage of children
(b) High percentage of children
(c) High percentage of elderly
(d) None of these
Population growth is mainly concerned with:
(a) total number of births
(b) number of male births
(c) number of female births
(d) none of the above
The cause of the decline in population in 1927 was
(a) First World War
(b) Flood
(c) Lack of food
(d) Second World War
The different age groups in a population are classified by
(a) Reproduction rate
(b) Death rate
(c) Age of marriage
(d) Sex ratio
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Standardized death rates are particularly useful for comparing death rates.
(a) in males and females
(b) of two regions
(c) both
(d) None
High attitudinal areas areÂ
(a) Thickly populated
(b) Moderately populated
(c) Sparsely populated
(d) Very thickly populated
All the following are measures of fertility except
(a) Crude Birth Rate
(b) Age Specific Fertility Rate
(c) Infant Mortality Rate
(d) Net Reproduction Rate
Which of the following is not a measure of mortality?
(a) Crude death rate
(b) Specific death rate
(c) Infant mortality rate
(d) Crude birth rate
The distribution of the population on earth is
(a) Uniform
(b) Random
(c) Congregative
(d) Unequal
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Generally, the relationship between NRR and GRR is
(a) NRR = GRR
(b) NRR < GRR
(c) NRR > GRR
(d) none of these
All the genes of a population is called
(a) gene poll
(b) gene
(c) ecosystem
(d) population
increase in Population indicates
(a) NRR = l
(b) NRR < I
(c) NRR > l
(d) none of these
We are soon to be 8 billion, god know what happens to next generation