Question

In: Biology

which of the following statement is false? a. Earlier homo erectus populations had a small cranial...

which of the following statement is false?

a. Earlier homo erectus populations had a small cranial capacity than later population.

b. homo erectus did not develop tools

c. homo erectus appears to have been less encephalized than homo sapiens

d. homo erectus was most likely the first hominid to live outside of africa

e. thick cranial and postcranial bones characterize most homo erectus specimens.

21. Neandertal brain size:

a. was smaller, on average , than that of modern humans

b. was larger, on average , than that of modern humans

c.average about 2500 cm3

d. was smaller, on average , than that of homo erectus

e. average about 975 cm3

Expert Solution

A. (True) Homo erectus population had a small cranial capacity of an average of 850-1300cc (Java man and pecking man) than the later population with a cranial capacity of avg.1450cc.

B. (False) Homo erectus had developed tools. The subspecies like; Java man used tools made of bones and stones while the Pecking man used sharp chisel-shaped tools of stones and bones for cutting and killing animals.

C. (True) Yes, homo erectus were less encephalized than homo sapiens former having the cranial capacity of avg.1300cc. and later having the cranial capacity of avg.1450cc.

D. (True) Yes, Homo erectus(homo ergaster) may have been the first human species to live outside Africa. Fossil remains show that this species had expanded its range into southern Eurasia by 1.75 mya.

E. (True) There were thick cranial and postcranial bones in most specimens of homo erectus.

21. Neanderthals brain size:

Correct option :- (A) was smaller, on average than that of modern man with the brain size of 1400cc.

gladiator answered 1 year ago

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