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WorksheetsSalmon: Facts
Total questions: 15
Worksheet time: 15mins
What kind of fish are salmon?
Anadromous
Catadromous
Diadromous
Triadromous
Salmon's closest relatives are which kind of fish?
Bluegill
Electric Eel
Steelhead
Tuna
What is the name of the salmon part that allows it to sense vibration, motion, and sound?
Gills
Lateral line
Opercula
Olfactory receptors
The youngest salmon just hatched from an egg is called a(n)...
alevin
fry
smolt
zooplankton
The change that smolts go through to transition from fresh to salt water is called...
homing
migration
puberty
smoltification
What is the purpose of parr marks?
Camouflage
Eating
Mating
Migrating
Who makes the depression for the eggs?
The female salmon
The male salmon
How have humans attempted to help the salmon migration?
By building dams
By building fish ladders
By building turbines
How many years will salmon swim in the open oceans before returning to spawn?
6 months - 1 year
2 - 5 years
10 - 15 years
20 - 25 years
Salmon is found most abundantly and in more species in this ocean.
Atlantic
Pacific
What part did the salmon have that we humans don't?
liver
stomach
swim bladder
heart
What structure in the salmon was the largest?
liver
stomach
swim bladder
heart
What structure inflates and deflates to regulate the buoyancy of the fish?
liver
heart
intestines
swim bladder
What was the gender of the fish you virtually dissected?
male
female
What structure did the salmon NOT have in common with a Monarch butterfly?
heart
liver
eyes
eggs
