Question

1
ICSCI
3)
Marks : 50
Fill in the blanks. (any 10)
nean
(Liming, harvesting, salting)
Study of soil feature area of land is called as
(Limnology, Topography, Geography)
is the example of predatory fish (Labeo, Grass- carp, Wallago)
4) Nursery pond is type of pond. (Seasonal, Perennial, annual)
is one of the example of fish poison. (Derris powder, Grain powder, Boric powder)
type of soil is better for fish farm construction. (Water retensive, sandy, rocky)
causes discolourisation of flesh of fish. (Bacteria, Enzyme. Fish oil)
Fingerling stage obtained from
pond. (Nursery, Rearing, Stocking)
method is the complicated method of fish preservation.
(Salting freeze - drying, smoking)
of pond. (Liming, Lining, Fencing)
10) Ph of pond water is related to
11)
is the example of organic fertilizer. (Urea, Super phosphate, NPK)
(CuSO4, Fish poison, oil - emulsion)
12) Predatory insect is control by using
10
pedology
Give the answer in one sentence each of the following. (any 10)
1) Give any two example of inorganic fertilizer?
2) What is liming?
3) Define "Algal bloom"?
4) Which stage of fish is stocked in Nursery pond?
5) What is ideal topography of fish farm?
6. Characters of fresh fish.
ch factor is responsible for softening the flesh of fish?
at is "Isinglass?"
causes of spoilage of fishes.​

Answer 1

Explanation:

Change in colour, odour, texture, colour of eyes, color of gills and softness of the muscle are some of the characteristics observed in spoiled fish. Spoilage is caused by the action of enzymes, bacteria and chemicals present in the fish. In addition, the following factors contribute to spoilage of fish.