Question

8. The amount of Planktons to be found in the ocean is determined by
1. Depth of the water
2. Ocean currents
3. Temperature and salinity
4. Length of day and night
a) 1 and 2 are correct.
b) 1, 2 and 3 are correct.
c) 1, 3 and 4 are correct.
d) All are correct.
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Answer 1

Answer:

The answer is option d

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