1. Which is highest dam in world ?

Answer:

Jinping-I Dam - 305 m (1,001 ft) in China on Yalong river.
Second Highest is Nurek Dam 300 m (980 ft) Tajikistan on Vakhsh river.

2. Which is smallest continent of world ?

Answer: Australia

3. Which is longest river in world ?

Answer: Nile, Africa

4. Which is biggest planet ?

Answer: Jupiter

5. Which is Highest Gallantry Award in India ?

Answer: Paramveer Chakra

6. Which is the highest waterfall in the world ?

Answer: Angel, Venezuela

7. Which is the biggest country in Area ?

Answer: Russia