Population ecology

A group of individuals that interbreed and produce fertile offspring is a common definition for

• ecology
• species
• population
• community

Which of the following includes only biotic factors?

• ecosystem
• habitat
• biosphere
• poplation

Which of the following describes a population that is distributed evenly across an area?

• random
• uniform
• clumped
• crowded

Which of the following is NOT included in a typical age structure diagram?

• the population's sex ratio
• the relative numbers of people in different age groups
• the population's historical growth
• the proportion of reproductive-ages individuals

Which of the following terms describes seasonal movement of individuals into and out of a population?

• immigration
• emigration
• natality
• migration

Which of the following equations summarizes population growth?

• immigration - emigration
• (immigration +  births) + (emigration + deaths)
• births - deaths
• (immigration + births) - (emigration + deaths)

The largest population size a given environment can sustainably support is known as its 

• limiting capacity
• logistic growth
• carrying capacity
• biotic potential.

A population that increases 5 percent every year is said to be experiencing

• exponential growth
• logistic growth
• unlimited growth
• maximum growth