Population

Essential Questions:

Chapter 6:

What factors affect the population of a species??

What are some ways species interact that control populations?

Chapter 7:

Why do birth and death rates change as a country industrializes?

Why do different countries have such different rates of population growth?

What are some ways to help lower birth rates?

Vocabulary:

Organization of life

individual, population, community, ecosystem, biosphere

CHAPTER 6 Vocabulary

Population growth

J curve, exponential growth, intrinsic growth S curve, logistic growth model, die off, overshoot, carrying capacity, density independent and density dependent factors

Describing populations

size, density, distribution, sex ratio,, age structure

Reproductive strategies

K selected, R selected, survivorship curves

Species interaction

competition, competitive exclusion, resource partitioning, predation, keystone species

Symbiosis

mutualism, commensalism, parasitism

Types of succession

primary, secondary, aquatic

CHAPTER 7 Vocabulary

Factors that describe human population growth

Crude birth rate, Growth rate, fertility rate, life expectancy, doubling time, population momentum, population pyramid, replacement fertility

Some other factors that affect human population growth

infant mortality rate, demographic transition, developed countries, developing countries, social security, affluence (GDP) status of women, IPAT Equation, Ecological footprint