Multiple Choice Quiz on Evolution - Origin of Life

This evolution quiz is designed to assess your basic knowledge of ‘Origin of life.  Choose the best answer from the four options given. When you've finished answering as many of the questions as you can, scroll down to the bottom of the page and check your answers by clicking ' Score'. Percentage scores will be displayed along with the right answers.

1. The earth originated
4.6 billion years ago
8.5 billion years ago
2.6 billion years ago
1.2 billion years ago
2. The first living cell originated
4.6 billion years ago
3.8 billion years ago
2.6 billion years ago
2 billion years ago
3. The first formed cells were
photoautotrophs
saprotrophs
chemoautotrophs
chemoheterotrophs
4. The first formed photosynthetic organisms were
algae
cyanobacteria
mycoplasmas
bryophytes
5. The first formed organisms were
unicellular eukaryotes
multicellular simple eukaryotes
unicellular prokaryotes
multicellular prokaryotes
6. The scientifically suggested reason for the extinction of dinosaurs is
volcanic eruption
massive storm
massive asteroid hit
massive flood
7. The atmosphere of primitive earth was
CO2 rich
O2 rich
both a and b
CO2 rich and free oxygen was absent
8. Which of the following is the widely accepted theory regarding the origin of life on earth
Cosmozoic theory
Theory of spontaneous generation
Theory of Chemical evolution
Theory of special creation
9. Evolution may be defined as
continuous genetic variation
discontinuous genetic variation
inheritance of acquired characters
all of these
10. The most important requirement for evolution is
mutation
natural selection
variations
continuity of germplasm
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