Q. Which of the following are included in the "Big Four" venomous snake species responsible for causing the greatest number of medically significant human snake bite cases in India?

1. King Cobra
2. Indian Cobra
3. Common Krait
4. Russell's Viper
5. Indian saw-scaled viper

Select the correct option from the codes given below:
Answer: 2, 3, 4 & 5
Notes: The King Cobra is the longest venomous snake and is classified as vulnerable by the IUCN, with cytotoxic and neurotoxic venom. The Indian Cobra, a member of the 'Big Four' in India, has neurotoxic and cardiotoxic venom. The Common Krait, also part of the 'Big Four', possesses one of the most potent neurotoxins. Russell’s Viper, another 'Big Four' species, is responsible for most snakebite envenomations in India.

This question is part of UPSC Daily 20 MCQ Series Course on GKToday Android app.