WorksheetsShrimp culture
Total questions: 52
Worksheet time: 25mins
Name
Class
Date
1.
What are the main shrimp farming areas?
a)
El Hierro
b)
Ecuador
c)
África
d)
Asia
e)
Perú
2.
What conditions make a shrimp species suitable for aquaculture?
a)
fast growing rates
b)
easy reproduction
c)
low growth rate
3.
What species of shrimp is mainly produced in Ecuador?
a)
white prawn
b)
white shrimp
c)
red shrimp
d)
red prawn
4.
Which are the body parts of shrimps?
a)
cephalothorax and abdomen
b)
chest and feet
c)
chest and head
d)
head and body
5.
Mating usually starts when...
a)
the female has molted
b)
the female has not molted
6.
What type of edible shrimp is the biggest?
a)
Mantis shrimp
b)
Giant tiger shrimp
c)
Zebra shrimp
d)
None of them
7.
Are shrimp a type of fish?
a)
No
b)
Yes
8.
What is the name of the liquid in charge of transporting oxygen?
a)
Hemoglobine
b)
erythrocyte
c)
Hemolymph
d)
blood
e)
Hemorrhage
9.
Crustaceans belong to the group...
a)
Fish
b)
annelids
c)
arachnids
d)
Echinoderms
e)
Arthropods
10.
Which of these is not a crustacean group?
a)
Malacostráceos
b)
Branquiopodeas
c)
Remedios
d)
Cefalotoracicarios
e)
Maxilipedos
11.
Which of the following parts are found in the reproductive system of a male crustacean?
a)
Oviduct
b)
Petasma
c)
Telico
d)
telson
e)
Ovaries
12.
What is joining the cuticular plates of a crustacean?
a)
cuticular membrane
b)
Glue
c)
plasma membrane
d)
Basal lamina
e)
Cuticle
13.
Where is the Pleoticus Muelleri distributed?
a)
Spain
b)
Brazil to Argentina
c)
Italian
d)
Africa
e)
Turkey
14.
What order does the pleticus muelleri belong to?
a)
Isopoda
b)
Amphipoda
c)
Decapoda
d)
Arthropoda
e)
Crustacea
15.
What is the salinity range for Pleoticus Muelleri?
a)
31.06 to 36.55 %
b)
30 to 32 %
c)
35.65 to 41.20 %
d)
33.27 to 33.94%
e)
34.52 to 34.75 %
16.
What is Penaeus japonicus eggs incubation time?
a)
24 hours
b)
10-12 hours
c)
12-15 hours
d)
8-10 hours
e)
18-22 hours
17.
What are the process to start the quarantine?
a)
aclimatization and feeding
b)
antiseptic bath and the clean aquariums
c)
the above 2 are correct
d)
renew the water and feed
e)
aclimatization and antiseptic bath
18.
How many species of shrimps exists?
a)
Around 10
b)
Around 100
c)
Around 2000
d)
Around 10000
19.
what do prawns eat
a)
Omnivore
b)
Carnivore
c)
Herbivore
20.
Choose the correct
a)
Shrimp are low in calories, high in protein.
b)
Shrimp haven´t calories
c)
They have a lot of carbs
d)
They have a lot of protein
21.
Are shrimps marine?
a)
most of them
b)
Yes
c)
No
22.
Are shrimps easy to breed?
a)
No, they are rather difficult.
b)
Yes
c)
It depends on the specie
d)
it depends on the weather
23.
What is not a crustacean?
a)
Prawn
b)
Lobster
c)
Elephant
d)
crab
24.
Are there freshwatwer crustaceans?
a)
Yes
b)
no
c)
Yes, for example a fish
25.
Are all prawn red when cooked?
a)
yes
b)
no
c)
Yes, for example
26.
Are there crustaceans that can live in aquariums?
a)
Yes
b)
No
c)
Yes only in big aquariums.
27.
Which is the largest crustacean in the world?
a)
prawn
b)
spider crab
c)
crab
d)
lobster
28.
¿in the reproduction of crustaceans in captivity, how many types of reproductive banks are there?
a)
2
b)
8
c)
3
d)
5
e)
10
29.
The water for larval culture conditions should be:
a)
unfiltered seawater
b)
up to 5 microns.
c)
filtered seawater
d)
fresh unfiltered water
e)
up to 8 microns.
30.
in the larval rearing of penaeid prawns, in the American method, the filtering of the water must be:
a)
thick
b)
well water
c)
Filtered 5-8 microns
d)
fine
e)
1-5 micron filtering.
31.
What kind of crustacean is Maja squinado?
a)
Macrura
b)
Brachyura
c)
Anomura
d)
Natantia
32.
Which of these is a crustacean?
a)
Rotifera
b)
Cladocera
c)
Artemia
d)
Siphonophores
33.
The Penaeus vannamei is a type of
a)
Crab
b)
Spider
c)
Otter
d)
Snail
e)
Shrimp
34.
Which of these is not a larval phase of crustaceans?
a)
Zoea
b)
Nauplius
c)
Mysis
d)
Paralarvae
e)
Postlarvae
35.
Of how much is the renewal of water normally in an adult crustacean tank?
a)
Between 2 - 25%
b)
Between 30- 45%
c)
Above 50%
36.
Which of these structurea is characteristic of a crustacean...
a)
Exoskeleton
b)
Foot
c)
Thick coat
d)
tentacles
37.
Which of these is a crustacean?
a)
Sparus Aurata
b)
Poecilia reticulata
c)
Atya Gabonensis
d)
Haliotis tuberculata
38.
What is the exoesqueleton of a crustacean made of?
a)
Keratin
b)
Chitin
c)
calcium
d)
skin
39.
Are rotifers crustaceans?
a)
Truee
b)
Falsee
40.
In what areas of Vietnam is shrimp mainly farmed?
a)
Lakes
b)
Rivers
c)
Dams
d)
Mangroves
41.
How many naupliar stages do the shrimp have?
a)
2
b)
4
c)
6
d)
3
e)
10
42.
What is the order of the shrimp reproductive stages?
a)
Nauplius, Zoea, Mysis, Postlarvae
b)
Zoea, Mysis, Nauplius, Postlarvae
c)
Mysis, Postlarvae, Zoea, Nauplius
d)
Postlarvae, Mysis, Nauplius, Zoea
43.
How many pleopods do shrimp have?
a)
1 pair
b)
10 pairs
c)
4 pairs
d)
7 pairs
e)
5 pairs
44.
What is the best temperature to maintain shrimp life in aquaculture?
a)
30ºC
b)
15-20ºC
c)
19-24ºC
d)
26-30ºC
e)
20-30ºC
45.
What do the spider crabs feed on ?
a)
sea stars
b)
plastic
c)
a shirt
d)
fishes
46.
How many legs does a lobster have?
a)
11
b)
12
c)
100
d)
8
e)
10
47.
How does a shrimp reproduce?
a)
During mating, the female transfers to the male a white gelatinous mass, containing the sperm, which attaches to the ventral region of the female's thorax.
b)
During mating, the transfers to the female a white gelatinous mass, containing the sperm, which attaches to the ventral region of the female's thorax.
c)
During mating, the male transfers to the female a white gelatinous mass, containing the sperm, which attaches to the ventral region of the female's thorax.
48.
How many larval stages does a shrimp have?
a)
4 larval stages
b)
2 larval stages
c)
8 larval stages
d)
direct growth
49.
What is the most cultivated shrimp species in Spain?
a)
Penaeus vannamei
b)
Penaeus kerathurus
c)
Penaeus japonicus
d)
Penaeus monodon
50.
How do the sexes differ in crustaceans of the infraorder brachyura?
a)
by the fold they have in their abdomen
b)
Through the legs
c)
through the eyes
d)
through behavior
51.
what are the forms of locomotion in crustaceans?
a)
swimmers and walkers
b)
Climbers and crawlers
c)
using fins
d)
excavators
52.
What do a lobster (Homarus) and a crayfish have in common?
a)
They have a similar morphology
b)
they have the same color
c)
its size is the same
d)
They live in the same habitat
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