6th Grade Science Period 4 Week 5 Human Population Growth

all the organisms of the same species that live in the same area at the same time

• population

• carrying capacity

• natural resource

part of the environment that supplies material useful or necessary for the survival of living things

• population

• carrying capacity

• natural resources

the largest number of individuals of one species that an ecosystem can support over time

• population

• carrying capacity

• natural resources

Population explosion refers to the _____.

• estimated world population in 2025

• number of people who live in poverty

• world population in 1810

• increased rate at which the population is growing

Human activities have which type of impact on the environment?

• positive

• negative

• neither positive nor negative

• both positive and negative

As the number of people increases, the amount of resources available for each person decreases.

• True

• False

A common activity like cooking a meal can use many natural

• resources

• cleaning products

• dirts

Gasoline is not made from natural resources.

• True

• False

Timber is a natural resource.

• True

• False

Plastic is not a natural resource.

• True

• False