FISHES

Question 1

Fishes do not form a ______ ________

Answer 1

Monophyletic group

Question 2

Detects water currents and vibrations

Answer 2

Lateral line

Question 3

Refers to one or more Individuals of one specie

Answer 3

Fish

Question 4

Refers to more than one species

Answer 4

Fishes

Question 5

Lacks vertebrae

Answer 5

Hagfishes

Question 6

Contains rudimentary vertebrae

Answer 6

Lampreys

Question 7

Devonian is called

Answer 7

Age of Fishes

Question 8

Became extinct in the carboniferous and left no direct descendants

Answer 8

Placoderms

Question 9

These fishes lost heavy dermal armor and adopted cartilage as the skeleton

Answer 9

Cartilaginous fishes

Question 10

Represented in the Devonian perion but became extinct in the lower Permian

Answer 10

Acanthodians

Question 11

Acanthodians have heavy spines but lack a

Answer 11

Caudal fin

Question 12

Sister group of bony fishes

Answer 12

Acanthodians

Question 13

Dominant fishes today

Answer 13

Bony fishes

Question 14

Represents jawless fishes

Answer 14

HAGFISHES and Lampreys

Question 15

Hapless fish lack

Answer 15

1. Jaws
2. Internal ossification
3. Scales or paired fins

Question 16

Much closer to gnathosomes

Answer 16

Lampreys

Question 17

Hagfishes produce _____ eggs

Answer 17

Yolky

Question 18

Class of Hagfishes

Answer 18

Class Myxini

Question 19

Class of Lampreys

Answer 19

Class Cephalaspidomorphi

Question 20

All lampreys breed in

Answer 20

Freshwater

Question 21

Marine forms of Lampreys are called

Answer 21

Anadromous

Question 22

Lamprey males build nest using

Answer 22

Oral disc

Question 23

Larva of lampreys

Answer 23

Ammocoetes

Question 24

Class of Cartilaginous Fishes

Answer 24

Class Chrondrichthyes

Question 25

True bone is absent in which class?

Answer 25

Chondrichthyes

Question 26

28 species in chrondrichthyes are

Answer 26

Freshwater

Question 27

Subclass Elasmobranchii includes

Answer 27

Sharks, Skates, Rays

Question 28

This order contains tiger sharks, bull and hammerhead sharks

Answer 28

ORDER Carcharhiniformes

Question 29

Order contains mako sharks

Answer 29

Order Lamniformes

Question 30

Order contains dogfish sharks

Answer 30

Order Squaliformes

Question 31

Order includes skates stingrays rays

Answer 31

Order Rajiformes

Question 32

Body of sharks are streamlined which is the term for

Answer 32

Fusiform

Question 33

Front of the ventral mouth in sharks I the

Answer 33

Rostrum

Question 34

Tail pattern of sharks

Answer 34

Heterocercal

Question 35

Lateral line consists of

Answer 35

Neuromasts

Question 36

Electroreceptors or _________ are located on shark's head

Answer 36

ampullae of Lorenzini

Question 37

Retain nitrogenous compounds in the blood to raise blood solute

Answer 37

Elasmobranchs

Question 38

Capsule of oviparous sharks

Answer 38

Mermaid's purse

Question 39

Subclass Holocephali includes

Answer 39

Chimeras

Question 40

Chimeras have a fused

Answer 40

Upper jaw and cranium

Question 41

Bony fishes Class

Answer 41

Class Osteichthyes

Question 42

Ray-finned fishes

Answer 42

Class Actinopterygii

Question 43

Lobe-finned fishes

Answer 43

Class Sarcopterygii

Question 44

Increases respiratory efficiency

Answer 44

Operculum

Question 45

Low oxygen water

Answer 45

Hypoxic waters

Question 46

Allows greater Speen and buoyancy

Answer 46

Homocercal tail

Question 47

Symmetrical tail with Continuous fins is known as

Answer 47

Diphycercal

Question 48

Arose in devonian, declined in Mesozoic

Answer 48

Coelocanths

Question 49

Fatty hydrocarbon

Answer 49

Squaline

Question 50

Flotation device

Answer 50

Swim bladder

Question 51

Plate-like filaments with thin epidermal membranes

Answer 51

Lamellae

Question 52

Active fishes use what kind of respiration

Answer 52

Ram ventilation

Question 53

Freshwater fishes are

Answer 53

Hyperosmotic regulators

Question 54

Pumps excess water out

Answer 54

Opisthonephric kidney

Question 55

Fishes that live in estuaries

Answer 55

Euryhaline fishes