Q. Which class has the largest number of animals?
Answer: Insects
Notes: Insects or class Insecta includes the largest number of animals in the world. The total number of insect species is estimated at around 6 to 10 million. It comprises more than 90% of animal life on Earth.

This question is part of 40000+ General Studies MCQ Series Course on GKToday Android app. Question Number: 10 in 19. Overview Animal Kingdom in above course in App.