masalah 1pilihanWhich of the following groups of vertebrates typically lays eggs in water?MammalsBirdsAmphibiansReptiles
masalah 2pilihanWhat is one trait that makes birds different from other vertebrates?FeathersScalesFurWet skin
masalah 3pilihanWhich vertebrate group is known for having moist skin that can help them breathe?MammalsFishAmphibiansBirds
masalah 4pilihanWhich is a main characteristic of all mammals?Feeding young with milkLaying eggsHaving feathersBreathing with gills
masalah 6pilihanWhich group of vertebrates often has dry, scaly skin and usually lays eggs on land?BirdsFishReptilesAmphibians
masalah 9pilihanWhat is a unique feature of mammals compared to other vertebrates?Lays eggs with hard shellsHas hair or furBreathes through gillsHas feathers