Biology · Geography

Population Dynamics

978 Questions

Explore key concepts in population dynamics through these practice questions. The focus is on demographic transition models, population pyramids, and life history theory. These topics are useful for general studies and biology exams.

Demographic transition theoryPopulation pyramidsMathematical growth modelsLife history theory

Population Dynamics Questions

Multiple choice

Directions: Fill in the blank.

Because various methods of birth control are more prevalent in affluent nations, population growth is generally much ____ in rich nations than in poor ones.

  1. more rapid

  2. more restrained

  3. more enduring

  4. less slow

  5. more steady
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The sentence contrasts affluent nations with poor ones. If birth control is more prevalent in affluent nations, population growth should be lower or 'more restrained' there.

Multiple choice

Demographic features of developing countries are

  1. high infant mortality, low fertility, young age

  2. high fertility, high density, high mortality rate and young age distribution

  3. high fertility, falling mortality rate, rapid population growth and young age distribution

  4. high density, high mortality, uneven population growth and very old age distribution
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Developing countries typically exhibit high fertility rates, declining mortality rates due to improved healthcare, rapid population growth, and a large proportion of young people.

Multiple choice

Human population generally have tendency for which of the following types of mating?

  1. Random mating

  2. Negative assortative mating

  3. Positive assortative mating

  4. Zero assortative mating
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

People most often select mates who are similar to themselves in terms of traits that can be readily observed and discriminated. For instance, tall people usually mate with tall people. Genotypically similar people more often mate with each other.

Multiple choice

Directions: For the Assertion (A) and Reason (R) below, choose the correct alternative.   Assertion (A): Life expectancy at birth in India is 67.8 years. Reason (R): Death rate in India is 7.4 per 1,000 population.

  1. A is true, R is false.

  2. A is false, R is true.

  3. Both A and R are true, but R is not the correct explanation of A.

  4. Both A and R are true and R is the correct explanation of A.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Both A and R are true, but R is not the correct explanation of A.