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Stack #41014
| Question | Answer |
|---|---|
| Vertebrates are animals with _______. | backbones |
| Animals with a backbone are called | vertebrates. |
| Fishes, amphibians, and reptiles are ________, which menas their temperature is regulated mainly by their external envioronment. | ectotherms |
| Animals that control their temperature with internal processes are _____/ | endotherms |
| What is the defintion of the backbone? | a series of bones called vertebrae |
| In addition to a rigid ______ and a distinct _____, all vertebrates have a ____ _____ ______. | endoskeleton, skull, closed circulatory system |
| Fishes are a diverse group of vertebrates that are adapted for life in the _____. | water |
| Most fishes have a _______ ______ that helps them move up and down in the water. | swim bladder |
| Most fishes have a set of sensory organs called the ____ ____ ____ for detecting vibrations and changes in water pressure. | lateral line system |
| Where does the gas come from that fills the swim bladder? | the blood |
| Even though sharks have no swim bladder, they get some of the same effect from their ______ ______. | oily liver |
| Salmon use their sense of smell to ____ | identify and return to the stream which they hatched from |
| Female fish typically lay a. ____ eggs b. _____ eggs c. _____ eggs | a. hundreds b. thousands c. millions |
| What dos the male tilapia do with eggs? | carries them in his mouth |
| The _____, a close relative of the coelacanth, has lungs as well as gills. | lungfish |
| what is the main distinguishing characteristic of Agnathans? | they're jawless |
| What is the main distinguishing characteristic of Chondrichthyes? | skeleotns made comletely out of cartilage |
| What is the main distinguishing charactereristic of Osteichthyes? | have hard bones |
| Fish ranching...raises in captivity...and then..... | released into the wild |
| How does eating fish affect the Eskimos and Japanese people living in japan? | they have a lower incidence of heart disease |
| Although amphibians share some ____ traits, they are adapted to life on land. | fish |
| The ____ is a common chamber into which products of the digestive, reproductive, and excretory sytems empty. | cloaca |
| What is a tetrapod? | four footed animal |
| What is a nictitating membrane? | transparent eyelid |
| What is a tympanic membrane? | structures located behind the frog's eyes used for hearing |
| "cloaca" means ____ in Latin | common sewer |
| What precaution is necesary for amphibian egg laying? | water |
| Describe two difference shown in the diagram that exists between fish and amphibian hearts. | fish have a 2 chambered hearts while amphibians have a 3 chambered heart. Amphibians have 2 atriums while fish have only one. |
| As the tadpole matures, _____ develop, legs ____, and the ____ is absorbed. | internal gills, emerge, tail |
| What are some of the organisms adult amphibians eat? | a. worms b. birds c. insects d. snakes |
| How long can poisonous darts remain poisonous? | more than a year |
| What is the cause of the recent worldwide decline in number and diversity of Amphibians? | undetermined |
Created by:
qbnumberone