Quiz on Diversity and Evolution of Life

Approximately how many years ago was the earth formed?

• 6 billion years

• 4 billion years

• 5 billion years

• 3 billion years

Who proposed the Chemosynthetic Theory for the origin of life?

• Charles Darwin

• A.I. Oparin

• Harold Urey

• Stanley Miller

Which of the following gases was present in the primitive atmosphere of the earth?

• Carbon Dioxide

• Ammonia

• Nitrogen

• Oxygen

What is the first stage in the origin of life according to the text?

• Chemical reactions in water

• Production of amino acids

• Formation of coacervates

• Formation of nucleic acids

What are coacervates?

• Primitive cells

• Aggregates of molecules

• Types of viruses

• Simple amino acids

Which experiment verified Oparin's hypothesis?

• Miller-Urey experiment

• Huxley's experiment

• Darwin's experiment

• Lamarck's experiment

What is organic evolution?

• Gradual change from simple to complex organisms

• Instantaneous change in species

• Change due to environmental factors

• Change due to human intervention

Which of the following is NOT a type of evidence for organic evolution?

• Molecular evidence

• Astrological evidence

• Embryological evidence

• Morphological evidence

What are homologous organs?

• Organs with similar functions

• Organs with similar structures but different functions

• Organs that are vestigial

• Organs that are identical

Which of the following is an example of a vestigial organ in humans?

• Appendix

• Heart

• Liver

• Kidney