Multiple Choice Quiz on Evolution - Origin of Life

This evolution quiz is designed to assess your basic knowledge in ‘Origin of life’. Questions come under ‘medium’ category. 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 score will be displayed along with right answers.
Origin of life

1. The earth orginated
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 orginated
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
4. The first formed photosynthetic organisms were
5. The first formed organisms were
unicellular eukaryotes
multicellular simple eukaryotes
unicellular prokaryotes
mulicellular 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 origin of life on earth
Cosmozoic theory
Theory of spontaneous generation
Theory of Chemical evolution
Theory of special cretaion
9. Evolution may be defines as
continuous genetic variation
discontinuous genetic variation
inheritance of acquired characters
all of these
10. The most important requirement for evolution is
natural selection
continuity of germ plasm
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