Turtles, lizards, and birds belong to one major lineage of amniotes, and_______ belong to another. a. sharks c. mammals b. frogs and toads d. salamanders
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Turtles, lizards, and birds belong to one major lineage of amniotes, and_______ belong to another.
a. sharks c. mammals
b. frogs and toads d. salamanders
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- The closest modern relatives of birds are ________. a. crocodilians b. mammals c. turtles d. lizardsReptiles, including birds, belong to one major lineage of amniotes, and________ belong to another. a. sharks c. mammals b. frogs and toads d. salamandersNew World monkeys_____ . a. lack a tail c. are dry-nosed primates b. are bipedal d. include human ancestors
- Why was the evolution of the pulmonary veins important for amphibians? a. To move oxygen to and from the lungs b. To increase the metabolic rate c. For increased blood circulation to the brain d. None of the choices are correct.A bird or feathered dinosaur is ________. a. Neornithes b. Archaeopteryx c. Enantiornithes d. PaleognathaeAustralopiths are_______ . a. a type of monkey c. extinct hominins b. wet-nosed primates d. descendants of H. erectus
- Lobe-finned fishes are important because theya. were the first vertebrates.b. were the earliest animals.c. are closely related to tetrapods.d. lack jawsBased on the available evidence, which is NOT true about the australopiths: A) had small, chimp-sized brains B) made stone tools C) were bipedal D) were partly arborealReptiles are much more extensively adapted to life on land than amphibians because reptiles a. have a complete digestive tract. b. lay eggs that are enclosed in shells. c. are endothermic. d. go through a larval stage.
- ______ lived in Europe, Asia, and the Middle East. a. Ardipithecus ramidus c. Australopithecus sediba b. Homo habilis d. Homo neanderthalensisA) Give an example of an animal that has a complete digestive tract. B) What is the most abundant and successful group of animals on earth today? C) Name at least three ways in which this group benefits humans. D) Name at least three ways in which this group causes trouble for humans.The first primates evolved from (a) shrewlike monotremes (b) therapsids (c) shrewlike placental mammals (d) tarsiers (e) shrewlike marsupials