Environmental science

The Eocene Epoch started a little over million years ago and began transition of mammals into the

• 33, Forest

• 23, Americas

• 54, Oceans

• 21, Land areas

The end of the Paleolithic Ice Age was approximately 11,700 years ago. Since then, the Earth has been warming and glaciers melted into the oceans. What epoch has been from then until present day?

• Halocene

• Paleocene

• Pliocene

• Miocene

The last common ancestor shared by hominids (humans) and chimpanzees was approximately

• 2 million years ago

• 4 million years ago

• 5 million years ago

• 7 million years ago

Throughout human evolution our skull size has changed. Today our skull size is smaller than our hunter-gatherer ancestors

• True

• False

In the 1800's the world human population began to grow exponentially mostly due to:

• Less wars between countries

• Medical advances

• The end of a pandemic

• Brain size increase

The point in which an environment cannot support a higher population due to adequate food, shelter, water, and/or mates.

• Carrying capacity

• Exponential growth factor

• Biotic Potential

• Population distribution

Which is not a consequence of human population growth?

• More agricultural production

• More extraction of natural resources

• More medical technology development

• More waste and pollution

The population pyramid of the country Bulgaria shows evidence of which of the following population trends?

• A growing population

• A stable population

• A declining population

All of the following are causes of a population decrease except:

• Famine

• Immigration

• Low birth rates

• Disease

• Depleting Natural Resources

A group of the same species in an area

• A community

• A genus

• A population

• A habitat