How Did Humans Evolve?

Approximately how long ago did Homo sapiens make their debut as a new species of ape?

• 700,000 years ago

• 300,000 years ago

• 500,000 years ago

• 100,000 years ago

What percentage of DNA do humans share with chimpanzees?

• 99%

• 85%

• 95%

• 90%

Which hominin species is considered to be humanity's Grandma?

• Australopithecus afarensis

• Homo erectus

• Denisovans

• Neanderthals

What is the founder effect in human evolution?

• A sudden increase in genetic mutations

• A loss of genetic diversity in a population

• A rapid evolution of new traits

• A process of natural selection

What is the significance of the braided stream analogy in human evolution?

• It explains the process of genetic drift

• It illustrates the concept of gene flow between populations

• It describes the formation of new species

• It represents the migration patterns of early humans

What is the estimated time period when humans started communicating with symbols?

• 500,000 years ago

• 1 million years ago

• 320,000 years ago

• 100,000 years ago

Which hominin species was the first to migrate out of Africa?

• Homo erectus

• Homo sapiens

• Neanderthals

• Australopithecus afarensis

What is the reason for the variation in human skin color across different regions?

• Cultural practices

• Random chance

• Adaptation to different climates

• Genetic mutations

What is the significance of the domestication of plants and animals in human history?

• It resulted in the extinction of certain species

• It had no impact on human society

• It caused a decline in human population

• It led to the development of agriculture

What is the main takeaway from studying human evolution?

• Humans have evolved in isolation from other species

• Human evolution is a linear process

• Humans are a separate species from all other hominins

• Human evolution is complex and involves interbreeding and adaptation