{"id":17216,"date":"2026-06-29T12:04:09","date_gmt":"2026-06-29T12:04:09","guid":{"rendered":"https:\/\/www.vedprep.com\/exams\/?p=17216"},"modified":"2026-06-29T12:09:32","modified_gmt":"2026-06-29T12:09:32","slug":"prawn-culture","status":"publish","type":"post","link":"https:\/\/www.vedprep.com\/exams\/rpsc\/prawn-culture\/","title":{"rendered":"Prawn culture: Master RPSC Assistant Professor"},"content":{"rendered":"

If you are gearing up for the RPSC Assistant Professor Zoology exam, you already know that Unit 2 (Animal Physiology and Aquatic Organisms) is a heavy hitter. It directly overlaps with core parts of the CSIR NET, IIT JAM, and CUET PG syllabus.<\/span><\/p>\n

Let\u2019s break down one of the most scoring yet detail-heavy topics in this unit: <\/span>prawn culture<\/b>. We will skip the dry textbook jargon and look at what you actually need to know to ace those tricky multiple-choice questions.<\/span><\/p>\n

Prawn culture For RPSC Assistant Professor: Overview<\/b><\/h2>\n

As per Prawn culture, <\/strong>Prawns are decapod crustaceans, which is just a fancy way of saying they belong to the order Decapoda and have ten legs.<\/span><\/p>\n

If you want to understand their life cycle for the exam, think of it as a series of intense biological makeovers. They start as a tiny <\/span>nauplius<\/b> (the first larval stage hatching straight from the egg), transition into a <\/span>zoea<\/b>, and then hit the <\/span>megalopa<\/b> stage before finally looking like actual prawns.<\/span><\/p>\n

[Egg] \u2794 [Nauplius] \u2794 [Zoea] \u2794 [Megalopa] \u2794 [Juvenile\/Adult]<\/span><\/p>\n

In the wild, prawns are opportunistic carnivores\u2014they eat small animals and organic debris. Because they have a relatively short lifespan (anywhere from a few months to a couple of years), they grow and reproduce incredibly fast. For an aqua-farmer, this rapid turnaround is exactly what makes them a goldmine. At VedPrep<\/strong>, we often remind students that tracking these exact larval stages is a favorite testing ground for RPSC examiners.<\/span><\/p>\n

Prawn culture For RPSC Assistant Professor: Breeding and Management<\/b><\/h2>\n

Getting prawns to breed in captivity takes some serious matchmaking. Farmers use environmental cues like minor temperature shifts or hormonal treatments to trigger spawning (shedding eggs). Once the eggs are out, they go straight into highly controlled incubation setups.<\/span><\/p>\n

Managing a prawn farm requires two distinct setups in Prawn culture<\/strong> :<\/span><\/p>\n