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UPSC 1998: Estuaries possess distinct blooms of excessive growth of a pigmented dinoflagellate. These blooms are called
(a)red tides
(b)sea tides
(c)black tides
(d)sea flowers
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Not attemptedCorrect Answer: (a) red tides
Massive blooms of pigmented dinoflagellates in estuaries discolour the water and are called “red tides.” The other terms (sea tides, black tides, sea flowers) are not standard ecological nomenclature for these blooms. ([selfstudyhistory.com](https://selfstudyhistory.com/2015/04/05/prelims-ias-general-studies-solved-paper-with-explanations-1998-part-6/))
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Frequently Asked Questions
What is the correct answer to this UPSC 1998 Environment & Ecology question?▼
The correct answer is option (a): red tides. Watch the detailed video explanation in our Sherlocking Prelims course on UnlockIAS.
Which year was this Water & Wetland Conservation question asked in UPSC Prelims?▼
This question was asked in UPSC CSE Prelims 1998, GS Paper 1, as Question 54. It falls under Environment & Ecology > Water & Wetland Conservation.
What is the difficulty level of this UPSC question?▼
This question is rated "easy". It tests basic recall and most well-prepared aspirants should answer it correctly.
How many UPSC Prelims questions have been asked from Water & Wetland Conservation?▼
UPSC has asked 20 questions from Water & Wetland Conservation (under Environment & Ecology) across multiple years. Visit the topic page to see the full list and year-wise trends.