For 10 points, can you answer these 5 themed questions?

Question

QUESTION #1

I'm born in the depths but when I come to the surface I am very smooth and undulate gently. When people say my name, they sound like their laughing. What am I?

QUESTION #2

Tourists, thrill seekers and scientists alike love coming to me yet my 880,000 residents are still the most isolated population center on earth. What city am I?

QUESTION #3

If you come and visit me you will find I am very unique, I am truly cosmopolitan. I have no ethnic majorities, everyone is a minority. Caucasians are the largest minority at 34%. Where am I?

QUESTION #4

If you wait for a clear night and look straigt up, you will see not Polaris but another famous star used by ancient navigators. Its my zenith star with a magnitude of −0.05. What star is it?

QUESTION #5

This large succulent tropical fruit that is native to Brazil and Paraguay was introduced to me in the 16th Century. It protected sailors against scurvy and now I am its largest exporter. What is it?

Answer 1

#1. Lava

#2. China

#3. India

#4. Vega

#5. coconut

Answer 2

#4 Polaris is only at your zenith if you are at the north pole. I don't know where you are but I would guess Vega or Arcturus.

Answer 3

Question # 1

Lava

Question # 2

Pyongyang, North Korea

Question # 3

India

Question # 4

North Star

Question # 5

Coconut

Answer 4

1 Jellyfish or Lava?

2 Honolulu HI  (or Perth Australia)

3 India?

4 Vega 12 centuries ago... (or Alpha Centauri in  the south)

5 Pineapple

Answer 5

1.lava

2.Beijing

3.Africa?

4.North Star

5.Banana

Answer 6

1) pahoehoe

2)

3) Hawaii

4) Arcturus

5)  Apples

Answer 7

1. Pahoehoe

2. Honolulu

3. Hawaii

4. Arcturus

5. Pineapple

Theme: these are all things found in Hawaii??