1. Planet of our solar system with fastest orbiting speed   Jupiter   Pluto   Venus   Earth   Mercury   Hint Half-n-half Clue   2. Densest planet of the solar system   Neptune   Jupiter   Earth   Mars   Pluto   Half-n-half Clue   3. Smallest planet of our solar system   Venus   Neptune   Mercury   Pluto   Mars   Half-n-half Clue   4. Planet closest to Earth   Venus   Sun   Mars   Mercury   Moon   Half-n-half Clue   5. Largest bay (in terms of area)   San Diego Bay   Cardigan Bay   Hudson Bay   Bay of Bengal   Cape of Good Hope   Half-n-half Clue   6. Place with highest annual rainfall   Sri Lanka   Cumbria, Britain   Zambia   Congo   Meghalaya, India   Half-n-half Clue   7. Largest ocean in the world   Arctic Ocean   Pacific Ocean   Atlantic Ocean   South China Sea   Indian Ocean   Half-n-half Clue