Human Evolution — Flashcards
ICSE · Class 12 · Biology
36 flashcards for Human Evolution (ICSE Class 12 Biology) to test yourself on key terms and facts. Sample: "What is the scientific place of man"
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What is the scientific place of man in the animal kingdom?
Answer
Man, Homo sapiens, belongs to the order Primates and the class Mammalia. Humans share common ancestry with monkeys and apes.
Who made the first scientific attempt to explain the origin of man?
Answer
Thomas Henry Huxley made the first scientific attempt to explain man's origin in 1863 in his book Evidence as to Man's Place in Nature.
What important idea did Charles Darwin give about the origin of man?
Answer
Charles Darwin stated in 1871 that men, monkeys, and apes have a common ancestor.
Who gave the scientific name Homo sapiens to man?
Answer
Carolus Linnaeus gave man the scientific name Homo sapiens and placed him among monkeys and apes.
What does the chapter state about the direct line of human ancestors?
Answer
There is no known direct line of ancestors of man. Human evolution is reconstructed mainly from fossils and molecular homology.
Compare Dryopithecus and Ramapithecus.
Answer
Dryopithecus was more ape-like, while Ramapithecus was more man-like. Dryopithecus is placed as a prior-to-ape-man fossil ape, whereas Ramapithecus is a more man-like early hominid ancestor.
What were the main features of Dryopithecus?
Answer
Dryopithecus was the earliest fossil ape. It lived about 20 million years ago, had a cranial capacity of 500 to 700 cc, was about four feet tall, had prognathous jaws, large canines, almost equal-leng…
What were the main features of Ramapithecus?
Answer
Ramapithecus lived about 12 to 14 million years ago. It had a short face, small brain, relatively small and delicate jaws, semi-circular teeth line, and a more upright face. It is regarded as an earli…
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