Which of the following is the group of vertebrates containing the largest number of species?

Which of the following is the group of vertebrates containing the largest number of species?

BIO145 Marine Biology Lesson 6 Quiz
Subject: Biology    / General Biology
Question
Question
1 of 25
Which of the following is the group of vertebrates containing the largest number of species?
Mammals
Amphibians
Birds
Fishes
Reptiles
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2 of 25
The whale shark feeds on
plankton.
large fishes.
small fishes.
organic matter from the bottom.
bottom-dwelling fishes and clams.
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3 of 25
Which of the following is a general characteristic of bony fishes?
Upper lobe of tail is almost always longer than lower lobe
Scales are very small
Gill slits are exposed
Presence of an operculum
Mouth is ventral in position
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4 of 25
Which of the following is a particular feature found in bony fishes but absent in cartilaginous fishes?
Scales
Gills
Swim bladder
Pectoral fin
Skeleton
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5 of 25
A particular color pattern allowing animals like fishes to blend with their surroundings is called
cryptic coloration.
warning coloration.
defensive color.
countershading.
structural color.
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6 of 25
The bright color of many fishes is the result of
countershading.
chromatophores.
disruptive coloration.
warning coloration.
algae that grow on the scales.
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7 of 25
The function of arteries in fishes is to
carry oxygenated blood from the heart to the rest of the body.
circulate blood around the gills.
bring blood from the body to the heart.
collect deoxygenated blood from gills.
carry deoxygenated blood from the heart to the brain.
Question
8 of 25
Oxygen is carried in the blood of fishes by what protein?
Hemoglobin
Urea
Salts
Myoglobin
Chloride ions
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9 of 25
The counter-current system of flow is involved in
increasing blood flow into gills.
decreasing the time it takes for blood to flow through gills.
increasing the amount of oxygen that diffuses into the blood.
increasing the efficiency of the movement of gills.
increasing heart rate.
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10 of 25
What is the purpose of the lateral line in fishes?
Producing sound waves
Seeing particular colors
Detecting vibrations
Carrying blood along skin
Ingestion of food
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11 of 25
The nictitating membrane of sharks
produces sound.
detects chemicals in water.
detects vibrations in water.
is involved in digestion.
moves across the eye.
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12 of 25
Anadromous fishes migrate
up and down the water column.
from fresh water to reproduce at sea.
from polar regions to the tropics.
from the sea to reproduce in freshwater.
along the Equator to reproduce along the coast.
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13 of 25
Which of the following is a synonym of spawning?
Copulation
Internal fertilization
External fertilization
Mating
Courtship
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14 of 25
The claspers are structures involved in
copulation.
osmoregulation.
courtship behavior.
detection of vibrations in water.
intake of oxygen by gills.
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15 of 25
Ovoviviparous fishes
release eggs, which are then fertilized in the water.
have embryos that take nutrients from the mother’s reproductive tract.
release already fertilized but undeveloped eggs.
release sperm in packets.
retain fertilized eggs for development.
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16 of 25
Most marine fishes are
live-bearers.
ovoviviparous.
viviparous.
oviparous.
catadromous.
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17 of 25
Which of the following is NOT seen in marine reptiles?
Migrations
Internal fertilization
External fertilization
Arribadas
Multiple paternity
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18 of 25
Which of these is not a characteristic of sea turtles?
Oviparous
Leave the water to reproduce
Have a shell that is free from the backbone
Are tetrapods
Are “cold-blooded”
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19 of 25
Temperature dependent sex determination is seen in
sea turtles.
dolphins.
sea lions.
sea otter.
Penguins.
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20 of 25
Which of the following is a serious threat for hatched turtles in many parts of the world?
Rocky shorelines
Road construction
Artificial lighting
Too much beach sand
Conservation group efforts
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21 of 25
Which marine reptile is the most aggressive and feared by those walking a remote beach in Australia?
Giant iguana
Saltwater crocodile
Green sea turtle
Sea snakes
Loggerhead sea turtle
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22 of 25
Fish that begin life as males and then switch to being females are called _______________.
homeotherms
simultaneous hermaphrodites
same sex life-cycles
alternation of generation fish
sequential hermaphrodites
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23 of 25
Sea turtles feed mostly on __________________.
small fish
floating jellyfish
seagrasses and seaweeds
other smaller sea turtles
detritus on the bottom of lagoons and bays
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24 of 25
Sea turtles return to _____________________ to lay their eggs.
a different beach each year
sheltered coves with rocky beaches
only beaches along the coast of Mexico
sandy beaches where they were born
beaches with resort hotels
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25 of 25
All species of marine turtles are
being considered for listing.
threatened.
endangered.
prospering.
extinct.