Write brief note on Effect of temperature or water scarcity and the adaptations of animals.

FISH AMPHIBIANSS REPTILES BIRDS МАММALS Gills when young then lungs as Breathing Gills adults. Adults Lungs Lungs Lungs breathe through their skin. Body Covering Smooth, moist skin Scales Fur over soft skin Scales Feathers Most lay jelly- Live birth & feed Soft, leathery- shelled eggs Reproduction like eggs Lay jelly-like eggs Hard shelled young milk from eggs mammary glands Heart 2-chambers 3-chambers 3-chambers 4-chambers 4-chambers (very (very efficient) efficient) Temperature Ectothermic Ectothermic Ectothermic Endothermic Endothermic Regulation Questions: 1. If you discover a new organism that is ectothermic, contains lungs to breathe and has scales, in which category of vertebrates should you classify the new organism? 2. If you find an organism that has a 4-chambered heart and fur, in which category of vertebrates should you classify the new organism? 3. Which organisms start out with gills but have lungs as adults? 4. Which group of organisms give birth to live young? 5. If you…

how do ectotherms adjust body temperature. what are some costs and benefits of ecothermey.

(2) Salt water is denser than fresh water – based on this information and your knowledge of how swim bladders work, do you expect marine fishes to have larger or smaller swim bladders than freshwater fishes? Please explain your answer.

Which of the following is TRUE of ectothermy?

Which of the following not only increases surface area for nutrient absorption, but also slows down passage of food through the digestive system to allow for a longer time for absorption? the glomerulus the endostyle the amphibian typhlosole the spiral valve the columella O the pneumatic duct

Using the terms below, which of the following correctly lists the flow of water through a Bivalve capable of counter-current respiratory exchange? excurrent opening incurrent opening pores of water tubes suprabranchial chamber mantle cavity A)2, 5, 1, 3, 4, 5 B)2, 5, 3, 4, 1, 5 C)3, 4, 5, 2, 1, 3 D)1, 2, 3, 4, 5, 1 E)2, 4, 3, 4, 5, 1

Using these organisms listed make a food chain

All of the following are functions of the mammalian kidney. Check all that would apply  water reabsorption. filtration of blood. excretion of nitrogenous waste. regulation of salt balance in the blood. production of urea as a waste product of protein catabolism.

Birds and Mammals share which of the following characteristics? Ectothermy air pocketed bones bladders four chambered heart more than one of these