1. Which is smallest and largest bird ?

Answer: Smallest Bird is Humming Bird and Largest bird is Ostrich

2. Which is the longest Platform ?

Answer:

Gorakhpur railway station, Uttar Pradesh, India (1355.40 meters)

3. Which is Longest road tunnel in the World ?

Answer: Lærdal Tunnel (Norway - 24.51 kilometre)

4. Which is longest tributary river of India ?

Answer: Yamuna

5. Which is the largest desert in India ?

Answer: Thar (Rajasthan)

6. Which is largest continent ?

Answer: Asia

7. Which is the deepest lake of the world ?

Answer: Lake Baikal