Discussion
Match List I with List II and select the correct pair from the codes given below :
| List I (Scientific Terms) | List II (Meanings) |
|---|---|
| (a) Haloclines | (1) A line connect equal salinity in the ocean. |
| (b) Isohyets | (2) A line for sharp salinity gradients in the water column of the oceans. |
| (c) Pycnoclines | (3) A line for density gradient with depth in the oceans. |
| (d) Isohalines | (4) A line for places of equal rainfall over a certain period. |
Answer: B
The correct matching is a-2, b-4, c-3, d-1.
- A halocline is a layer of sharp salinity gradient in the water column.
- An isohyet joins places of equal rainfall over a period.
- A pycnocline is a layer of rapid density change with depth.
- An isohaline joins points of equal salinity in the ocean.
Option A swaps pycnocline and isohaline, C swaps halocline and pycnocline, and D makes isohyets a density term.
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