Question 1
How do archaeological finds in Cactus Hill, Meadowcroft, and Buttermilk Creek complicate our understanding of the origins of human habitation of the Americas?
A) They suggest that the first humans may have arrived in the Americas 50,000 years ago.
B) They suggest that the first humans to arrive in the Americas may have been European.
C) They suggest that the earliest arrivals in the Americas arrived by boat.
D) They suggest the existence of immediate predecessors to the Clovis people.
Question 2
According to the most widely accepted theory, why were newcomers to North America eventually unable to return Siberia?
A) The Bering Land Bridge had been submerged.
B) The quality of the game they found living in North America made returning unattractive.
C) They were rejected by the peoples they left.
D) They were unable to find their way back across the wilderness.
Question 3
Recent discoveries suggest which of the following?
A) that North America may have been the site of the worlds first settled agriculture
B) the possible presence of pre-Clovis inhabitants of North America
C) the likelihood that the first humans arrived in the Americas 50,000 years ago
D) the possible arrival in the Americas of humans from Africa prior to the arrival of humans from Asia
Question 4
Archaeologists working near Folsom, New Mexico, found evidence of __________.
A) large cities in North America
B) settled agriculture dating back 12,000 years
C) human activity dating back 10,000 years
D) a major battle between two groups of Native Americans
Large-scale impacts of the (a) positive, and (b) negative phases of the North Atlantic Oscillation.
Wombat scat, found near Cradle Mountain in Tasmania
Shapes of cells found in the brain.
Medical assistant working in a front office area of a medical office.
Polyps, or abnormal growths, on the lining of the large intestine may indicate early stages of colon
Evidence of lethal mutations in plants