7. Which among the following passes are located in the state of Sikkim?
1. Jelep La
2. Nathu La
3. Lipu Lekh
Choose the correct option from the codes given below :

[A] 1 & 2
[B] 1 & 3
[C] 2 & 3
[D] 1, 2 & 3

[A] Sikkim
[B] Meghalaya
[C] Arunachal Pradesh
[D] Manipur

Which among the following statements is/are correct about Salinity of ocean water?

1. Seawater density varies with temperature, degree of salinity, and depth.
2. Deep water has low density.

Select the correct code from the options given below:

[A] Only 1
[B] Only 2
[C] Both 1 & 2
[D] Neither 1 & 2

Which among the following is/are warm ocean currents in the Pacific Ocean?

1. California current
2. Oyashio current
3. North Pacific Drift
4. Humboldt current

Select the correct code from the options given below:

[A] Only 1 & 2
[B] Only 1, 2, & 3
[C] Only 3 & 4
[D] Only 3