Final Flashcards
Speech, advanced cognition, and complex material culture:
a. do not define a hominin.
b. define a hominin.
c. define a higher primate.
d. did not evolve through the primate lineage.
a.
do not define a hominin.
A hominin is defined as having the following two obligate behaviors:
a. speech and advanced cognition.
b. bipedal locomotion and nonhoning chewing complex.
c. bipedal locomotion and speech.
d. nonhoning chewing complex and advanced cognition.
b.
bipedal locomotion and nonhoning chewing complex
The foundational behavior of hominins was:
a. hunting.
c. bipedalism.
b. tool use.
d. speech.
c.
bipedalism
Which of the following is an adaptive characteristic of bipedalism?
a. opposable thumb
c. convergent eyes
b. nails instead of claws
d. longitudinal arch in the foot
d.
longitudinal arch in the foot
Hominins have canines that are:
a. small, blunt, and nonprojecting, with no diastema.
b. large and pointed, with a diastema.
c. projecting, with a diastema.
d. part of a honing complex.
a.
small, blunt, and nonprojecting, with no diastema
Humans use their molars for:
a. biting.
c. shearing.
b. crushing.
d. mashing.
b.
crushing
Thick dental enamel in helps with crushing food.
a. apes
c. humans
b. australopithecines
d. eosimians
b.
australopithecines
Bipedalism’s advantages over quadrupedalism include:
a. an increased ability to see greater distances.
b. running faster.
c. ease of transporting food.
d. both a. and c.
d.
both a. and c.
An increased ability to see greater distances is one of the adaptations to:
a. bipedalism.
c. improved diet.
b. diurnal sleeping patterns.
d. becoming larger.
a.
bipedalism.
Using tools and toolmaking is an adaptation by hominins linked to:
a. improved diet.
c. sleeping.
b. bipedalism.
d. becoming larger.
b.
bipedalism.
The first recognizable ancestors of the lineage leading to humans include:
a. Australopithecus afarensis.
c. Sahelanthropus tchandensis.
b. Paranthropus.
d. Orrorin tugenensis.
c. Sahelanthropus tchandensis
Which of the following is a derived trait of Sahelanthropus tchandensis?
a. big toe opposability
c. length of the calcaneus
b. larger body size
d. nonhoning chewing complex
d.
nonhoning chewing complex
The patchy forest hypothesis proposes that forests:
a. became patchy and food more dispersed.
c. became wet and swamp-like.
b. became lush woodlands.
d. did not change.
a.
became patchy and food more dispersed.
Owen Lovejoy’s provisioning hypothesis proposes that:
a. bipedalism meant less body surface to expose to the sun, resulting in a smaller body size.
b. monogamy and food provisioning created the necessity for bipedalism.
c. bipedalism arose in areas where the forest was disappearing.
d. bipedalism arose as a result of a shift to hunting as a primary source of food.
b.
monogamy and food provisioning created the necessity for bipedalism
Based on the research of Philip Reno, early hominins show reduced sexual dimorphism, which is evidence for cooperation and likely for:
a. monogamy.
c. pair bonding.
b. multifamily grouping.
d. multimale grouping.
c.
pair bonding.
Based on the morphology of the hand phalanx, Orrorin tugenensislived in a:
a.dry savanna.
c. jungle environment.
b. woodland environment.
d. forest environment.
d.
forest environment.
Ardi was adapted to life in trees and:
a. on the ground.
c. near water.
b. in the desert.
d. both b. and c.
a.
on the ground
Ardi’s intermediate form of bipedality included the use of:
a. longer hind limbs for clinging and leaping.
b. palms and feet to move along tree branches.
c. long phalanges to wrap around tree branches.
d. a tail.
b.
palms and feet to move along tree branches.
Ecological evidence from the site where Ardi was found shows that early hominins:
a. lived in a lush jungle.
c. lived in a forest.
b. lived in a savanna.
d. migrated out of the area due to drought.
c.
lived in a forest.
Two types of australopithecines were using two different types of locomotion in East Africa:
a.one was a quadruped and the other a leaper.
b. one was a clinger and the other a climber.
c. one was a knuckle walker and the other a quadruped.
d. one was a climber and the other a biped.
d.
one was a climber and the other a biped.
Beginning more than 3 mya, at least two lineages of hominin emerged, one that led to the genus Homoand one that:
a.included the now extinct descendants of Au. afarensis.
b. gave rise to the genus Ardipithecus.
c. was an evolution of other australopithecine lineages.
d. ended with Au. africanus.
a.
included the now extinct descendants of Au. afarensis
The Oldowan Complex is a part of the:
a.Upper Paleolithic.
c. Eocene.
b. Lower Paleolithic.
d. Solutrean.
b.
Lower Paleolithic
The Oldowan Complex includes tools like:
a.hand axes, flakes, and cores.
c. choppers, cobbles, flakes, and bone tools.
b. cobbles, flakes, and side scrapers.
d. choppers, hand axes, and side scrapers.
c.
choppers, cobbles, flakes, and bone tools.
In East Africa robust australopithecines are also called:
a. Orrorin.
c. Gigantopithecus.
b. Sahelanthropus.
d. Paranthropus.
d.
Paranthropus.