Biology · Evolutionary Biology
What did the Cambrian Explosion primarily signify in the evolutionary history of the Earth's biosphere?
- 1A period of rapid evolutionary diversification and the appearance of hard-shelled invertebrates✓
- 2The emergence of oxygen-dependent life forms following increased atmospheric oxygen levels
- 3The diversification of fish species and the initial colonization of land by plants
- 4The emergence of the first amphibians and the formation of extensive coal deposits
Correct answer
A period of rapid evolutionary diversification and the appearance of hard-shelled invertebrates
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Preparing for Biology?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Want more practice questions on Evolutionary Biology?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Biology · Evolutionary Biology