biology Word Scramble
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| Question | Answer |
| aorta of aves | only right aorta and bends backwards |
| rataitae or running birds | penguin hen ostrich kiwi |
| features that help aves to fly | feathers air sockets absence of urinary bladder |
| eggs characteristics | large with much yolk |
| reproduction in aves | internal fertilization lay eggs sexes separate only one oviduct and ovary are functional |
| gizzard | crushes food in aves |
| what is syrnix | it is the voice box in aves |
| respiration and metabolism | endothermic warm blooded respiration by lungs |
| body division and parts | head neck trunk tail,neck is long tail is short |
| two pairs of pendactyl limbs | forelimbs form wings hind limbs are strong and adapted for perching swimming etc each foot bears 4 toes armed with horny claws |
| further structures | skin consists of feathers all over and scales on feet skull has sockets and beak without teeth |
| excretory system | cloaca opening two kidney and ureters no urninary bladder semi solid uric acid |
Created by:
sundas bano
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