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100+ Free Maharashtra HSC Fish Processing Technology (Bifocal) Practice Questions

Maharashtra Higher Secondary Certificate (HSC / Class 12) Fish Processing Technology — Bifocal under the Maharashtra State Board of Secondary and Higher Secondary Education (MSBSHSE), Pune — subject code B9 (Fishery Group) practice questions are available now; exam metadata is being verified.

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2026 Statistics

Key Facts: Maharashtra HSC Fish Processing Technology (Bifocal) Exam

Subject code B9

Official MSBSHSE HSC bifocal subject code for Fish Processing Technology

MSBSHSE HSC subject listings / subject-wise result tables

~50 + 50

Common bifocal fishery scheme theory + practical marks for Fish Processing Technology

DVET/MSBSHSE Fishery Group bifocal syllabus — scheme of examination

3 hours

Typical duration for theory and for practical papers under the bifocal fishery scheme

DVET/MSBSHSE Fishery Group bifocal examination scheme

35%

Common minimum passing floor per HSC subject under MSBSHSE

Maharashtra HSC pass-mark practice (~35% each subject)

Fishery Group bifocal

Fish Processing Technology sits with Fresh Water Fish Culture (C1) in the Fishery Group

MSBSHSE bifocal / Fishery Group subject listings

English MCQ adaptation

This free local bank is not the official Higher Secondary paper format

OpenExamPrep practice policy

Maharashtra MSBSHSE HSC Fish Processing Technology — Bifocal (code B9) is a Class 12 Fishery Group subject with theory + practical assessment (commonly ~50+50 under bifocal fishery schemes) and ~35% pass floor, covering spoilage, chilling/freezing, canning, curing, products, hygiene and cold chain — not a pure MCQ board paper. This free 2026 bank is an English MCQ study adaptation for concept and process fluency.

Sample Maharashtra HSC Fish Processing Technology (Bifocal) Practice Questions

Try these sample questions to test your Maharashtra HSC Fish Processing Technology (Bifocal) exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1Fish spoilage that begins with enzymes naturally present in the fish muscle and gut is called:
A.Autolysis
B.Rancidification only
C.Osmotic dehydration
D.Maillard browning
Explanation: Autolysis is self-digestion by the fish's own enzymes after death. It softens tissue and accelerates quality loss even before heavy bacterial growth dominates.
2Rigor mortis in fish is best described as:
A.Live fish struggling during capture only
B.Post-mortem stiffening of muscle due to biochemical changes after death
C.A bacterial toxin produced in warm water
D.Salt crystals forming on dried fish surfaces
Explanation: After death, ATP depletion leads to actin–myosin cross-linking and muscle stiffening known as rigor mortis. Handling fish in full rigor can increase gaping and texture damage.
3Which sensory sign most clearly indicates advanced spoilage of whole iced fish?
A.Firm elastic flesh that springs back when pressed
B.Bright red gills and clear convex eyes
C.Strong ammonia or putrid odour and soft, easily indented flesh
D.Mild seawater smell with shiny skin mucus
Explanation: Putrid/ammoniacal odours and soft, non-elastic flesh are classic late spoilage cues. Fresh fish typically show bright gills, clear eyes, firm flesh, and a mild marine odour.
4Compared with red meat, fish protein is especially valued in the diet because fish flesh is generally:
A.Indigestible unless heavily salted
B.Completely free of any fat in all species
C.Unable to support muscle repair because it lacks essential amino acids
D.Highly digestible and a good source of complete protein with useful micronutrients
Explanation: Fish is an important protein food: muscle proteins are highly digestible and supply essential amino acids, often with beneficial lipids and micronutrients depending on species.
5Bacterial spoilage of fish accelerates most rapidly when fish are held:
A.Warm, wet, and poorly iced after landing
B.Immediately in crushed ice at near 0 °C
C.Frozen solid below −18 °C with good glaze
D.Dried to a low water activity and kept dry
Explanation: Mesophilic and psychrotrophic spoilers grow faster as temperature rises. Delayed icing on warm, wet fish is a classic cause of rapid bacterial spoilage.
6Trimethylamine (TMA) in marine fish is associated with spoilage odour and arises mainly from bacterial reduction of:
A.Glycogen only
B.Trimethylamine oxide (TMAO)
C.Cellulose from seaweed
D.Cholesterol esters exclusively
Explanation: Many marine fish contain TMAO. Bacterial reduction of TMAO to TMA produces the classic “fishy” spoilage odour used in quality chemistry discussions.
7Why is gutting and careful washing often recommended soon after catch for many species destined for chill storage?
A.To increase the fat content of the flesh for canning
B.To permanently sterilise the fish so no further cold chain is needed
C.To reduce enzyme and bacterial load from the digestive tract that drive early spoilage
D.To convert all dark muscle into white muscle
Explanation: Viscera are rich in enzymes and bacteria. Prompt evisceration and clean washing reduce contamination of the flesh and slow early quality loss when followed by proper icing.
8In proximate composition of fish muscle, the component that is usually highest by percentage is:
A.Ash exceeding 50%
B.Carbohydrate as starch
C.Crude fibre identical to cereals
D.Water (moisture)
Explanation: Fish muscle is typically mostly water (often around three-quarters by weight, varying by species and condition), with protein next and fat varying widely; carbohydrates are low.
9A heat-processed canned product made from already spoiled fish may show a pitted or honeycombed texture mainly because of:
A.Excessive pre-process proteolysis/autolysis weakening the tissue structure
B.Too much sugar added to the packing brine
C.Use of only distilled water with no salt ever
D.Over-glazing after freezing
Explanation: Advanced proteolytic breakdown before thermal processing can leave heat-set tissue with pitted or honeycombed defects. Quality raw material is critical for canned texture.
10Which statement best links rigor mortis timing to processing quality?
A.Rigor never affects fillet quality under any conditions
B.Processing fish while in deep rigor can increase gaping and mechanical damage versus carefully timed handling
C.Fish must always be frozen only while fully rigid for best texture
D.Rigor improves bacterial spoilage rate so icing can be delayed
Explanation: Filleting or rough handling during full rigor can tear myotomes and increase gaping. Processors often manage chill time so cutting occurs pre-rigor or after rigor resolution under controlled cold.

About the Maharashtra HSC Fish Processing Technology (Bifocal) Practice Questions

Verified exam format metadata for Maharashtra Higher Secondary Certificate (HSC / Class 12) Fish Processing Technology — Bifocal under the Maharashtra State Board of Secondary and Higher Secondary Education (MSBSHSE), Pune — subject code B9 (Fishery Group) is pending. The practice questions above remain available while official exam length, timing, passing score, fee, and administrator details are reviewed.