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| Fisheries-Fish biology MCQs Part 1 |
1) Dorsal fin erosion in fish is due to the deficiency of which amino acid?
a) Leucin
b) Tryptophan
c) Lysine
d) Histidine
2) Seaweeds are rich source of?
a) Protein
b) Iodine
c) Carbohydrates
d) Fat
3) cage culture started first from?
a) Japan
b) Turkey
c) Indonesia
d) Egypt
4) Which one is true fish in the following?
a) Cattle fish
b) Star fish
c) Jelly fish
d) Dog fish
5) During viral infection, cells in blood increase its number?
a) WBCs
b) Neutrphils
c) RBCs
d) Platelets
6) Induced breeding technique is used in?
a) Marine fishery
b) Capture fishery
c) Inland fishery
d) Culture fishery
7) Gill slits in Amphioxus are present in?
a) Head
b) Pharynx
c) Mouth
d) Neck
8) Smooking is used as a technique of?
a) Mushroom cultivation
b) Fish preservation
c) Crop harvesting
d) Crystallization of sugar
9) Pisciculture is rearing and production of?
a) Wool yielding animals
b) Birds
c) Fishes
d) None of these
10) If more than a single specie of fish is cultured at a time, then it is called?
a) Polyculture
b) Monoculture
c) Moriculture
d) Aquaculture
11) Which of the following are bony armor fishes?
a) Elasmobranchs
b) Ostracoderms
c) Placoderms
d) None of these
12) The fish which remained buried in mud and sand is called?
a) Shark
b) Lamprey
c) Ostracoderm
d) Hag fish
13) The larva of Lamprey is?
a) Tadpole
b) Ammocoete
c) Tornaria
d) Trochophore
14) Cartilagenous fishes are?
a) Osteichthyes
b) Chondreichthyes
c) Acanthodians
d) Placoderms
15) Which of the following belongs to Chordata?
a) Globe fish
b) Cray fish
c) Cuttle fish
d) Devil fish
Answers:
1-c | 2-b | 3-c | 4-d | 5-a |
6-d | 7-b | 8-b | 9-c | 10-a |
11-b | 12-d | 13-b | 14-b | 15-a |
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