31 questions
Most chordates are invertebrates.
True
False
Which of the following becomes the gills of a chordate?
Tail
Vertebrae
Nerve Cord
Pharyngeal pouch
Which of the following is part of the nerve system (spinal cord)?
Tail
Notochord
Dorsal Nerve Cord
Pharyngeal Pouch
Which of the following is the cartilage rod and used for support?
Tail
Notochord
Dorsal Nerve Cord
Pharyngeal Pouch
Animals with a backbone
Vertebrates
Invertebrates
Animals without a backbone
Vertebrates
Invertebrates
Which of the following is not a class of vertebrates?
Amphibians
Reptiles
Sponges
Mammals
Which of the following were the first jawless fish?
Devonian Period
Mesozoic Period
Quarternary
Tertiary
The Devonian Period was called the "Age of _______"
Fish
Reptiles
Amphibians
Mammals
Which of the following describes the circulation of the heart of a fish?
gills to heart to body
body to heart to gills
heart to gills to body
heart to body to gills
Fish have a double looped heart.
True
False
Which of the following are the gill covers?
Operculum
Gills
Tail
Pharyngeal pouch
Which of the following is responsible for thinking and voluntary activities?
Cerebrum
Cerebellum
Medulla Oblongata
Optic Lobe
Which of the following is responsible for coordination?
Cerebrum
Cerebellum
Medulla Oblongata
Optic Lobe
Which of the following is responsible for basic functions of organs?
Cerebrum
Cerebellum
Medulla Oblongata
Optic Lobe
Which of the following is responsible for vision?
Cerebrum
Cerebellum
Medulla Oblongata
Optic Lobe
Which of the following maintains buoyancy?
Swim Bladder
Kidneys
Gills
Operculum
Which of the following is responsible for balance and staying upright?
Dorsal fin
Pectoral fin
Caudal fin
Pelvic fin
Which of the following is responsible for forward movement?
Dorsal fin
Caudal fin
Pectoral fin
Pelvic fin
How do scientists determine a fish's age?
by their gills
by their scales
by their kidneys
all of the above
Which term describes how fish lay eggs that are fertilized externally?
Spawning
Budding
Asexual
None of the above