087/21

37. In TVB analysis, one of the following substance is considered as an excellent indicator

38.

39.

40.

41.

42.

43.

44.

45.

for quality assessment 0
A) Trimethylamine 8)

The preventive measure
and pathogens in live fis!
A) Avoid fishing in conta
B) Ensure accuracy sca
0)

0) Candling

The autolysis in post mortem changes can reduce by

the quality and storage li

squids is

Ammonia C) Dimethylamine 0) NADH

is needed to be followed to reduce the effect of biotoxins
॥ under HACCP

minated area

le

Maintenance low-temperature

which helps in

© of fatty fishes.

A) Evisceration B) Ice chilling C) Filleting D) Salting
Among the following fishes, the maximum shell life is showed while it is stored in ice
from temperate conditions

A) Sardine B) Mackerel C) Tilapia D) Pacu
Lakes that is rich in humic and organic substance are called

A) Eutrophic B) Mesotrophic

C) Dystrophic D) Oligotrophic

Miscellaneous assemblage of organisms growing upon free surfaces of object,
submerged in water is called as
A) Seston B) Nekton

C) Neuston D) Periphyton

Frustules made of silica are characteristic of

൧) Euglenoids
C) Desmids

B) Diatoms
D) Coccolithophores

The phenomenon with High Nutrient and Low Chlorophyll (HNLC) is also known ೩5

A) Edge effect
C) Cascade effect

The Redfield ratio, the C
A) 120:30:1 B)

B) Water Paradox
D) Antarctic Paradox

: N:P ratio in Indian ocean is

106 : 16:1 ©) 100 : 12: 1 0) 132: 22 : 1

-8-