Which of the following is not correctly paired? phylum Arthropoda- sea urchins
Deposit-feeding animals feed on: Organic matter that settles on the bottom
Polychaete worms show: segmentation
All molluscs: have a soft body covered by a mantle
Which of the following are not correctly paired? class Gastropoda- mussels
The radula and crystalline style of molluscs are part of the: digestive system
Nudibranchs are members of which group of molluscs? gastropods
One distinctive feature of arthropods: jointed legs
One distinctive feature of all echinoderms: water vascular system
One of the following is not a characteristic of all chordates bilateral symmetry
The group of vertebrates containing the largest number of species: fishes
An example of a jawless fish: hagfish
The whale shark feeds on: plankton
, The caudal fins of sharks are located on: the tail end
Demersal fishes: live on the bottom
Rays and skates typically feed on: small animals that live on the bottom
One of the following characterizes bony fishes in general: presence of an operculum
One particular feature found in bony fishes but absent in cartilaginous fishes: swim bladder
When a particular color pattern allows animals like fishes to blend with their surroundings:
cryptic coloration
In many sharks, extra buoyancy is provided by the: Liver
The gill rakers are involved in which of the following? filtering food filter feeding fishes
Basking sharks feed on: plankton
The heart of all fishes has how many chambers? Two
Spiracles are involved in: allowing fishes like rays to take in water even when the mouth is
buried in sediment.
The function of arteries in fishes is to: carry oxygenated blood from the heart to the rest of
the body