SSC MTS EXAM

Detailed explanation-1: -Hunter-gatherer culture was the way of life for early humans until around 11, 000 to 12, 000 years ago. The lifestyle of hunter-gatherers was based on hunting animals and foraging for food.

Detailed explanation-2: -Excepting outside forces such as violence and disease, hunter-gatherers can live to approximately 70 years of age. With this life expectancy, hunter-gatherers are not dissimilar to individuals living in developed countries.

Detailed explanation-3: -Based on their model using three environmental variables, we estimate the global population of hunter-gatherers to be on the order of ∼10 million.

Detailed explanation-4: -This opens in a new window. The first humans in North America arrived from Asia some time before 14, 500 years ago. The next major stream of gene flow came about 5000 years ago, and is known to archaeologists as Paleo-Eskimos.