FINAL ANSWER KEY

Question Paper Code: 35/2023/0L
Category Code: 249/2021

Exam: Fisheries Assistant
Medium of Question: English

Date of Test 21-02-2023
Department Fisheries
Alphacode A

Question1:-The only carp that breeds naturally in confined waters is the
A:-Grass Carp
B:-Common Carp
C:-Catla
D:-Silver Carp
Correct Answer:- Option-B
Question2:-Name an anaesthetic used in a fish hatchery.
A:-Ethyl-m-aminobenzoate
B:-Overprin
C:-Wowa-FH
D:-Malachite green
Correct Answer:- Option-A
Question3:-Live Feeds; daphnia and moina are
A:-Protozoan
B:-Cladoceran
C:-Copipod
D:-Rotifer
Correct Answer:- Option-B
Question4:-Stocking of the nursery pond is for rearing
A:-Fingerling to adult
B:-Fattering fish
C:-Larvae to fry
D:-Fry to fingerlings
Correct Answer:- Option-C
Question5:-Toxic compound of mahua oil cake is
۸-6
B:-Biotin
C:-Aldrin
D:-Saponin
Correct Answer:- Option-D
Question6:-Identify the catfish from the farming methods:

It is an omnivorous fish, cultured in a stone pitched pond with 75 degree slope for embankment. Fencing the sides with the
Pole and net up to a height of 60 cm.

A:-Heteropneustes fossilis

B:-Ompok malabaricus

C:-Horabagrus brachysoma

D:-Anabas testudineus

Correct Answer:- Option-D
Question7:- is declared as the State fish of Kerala in the year 2010.

A:-Etroplus Suratensis

B:-Rastrelliger Kanagurta

C:-Gangetic Shark

D:-Sardinella Longiceps

Correct Answer:- Option-A
Question8:-Shrimp maturation is induced using

A:-Artificial raining

B:-Ovaprim injection

C:-Eyestalk ablation

D:-Injection of saline on caudal peduncle