Click on the radio button in front of the correct answer to the question.
1. Birds are unique as a class of chordates or vertebrates because
They have feathers and can fly They lay eggs They have a wide variety of colors
2. Scientists believe that birds evolved from reptiles and dinosaurs.
True False
3. The study of birds is
Zoology Microbiology Ornithology
4. Which of these is NOT a reason that birds are well suited for flight?
They have hollow bones
They have excellent lungs and an efficient heart that pumps quickly
They lay eggs
5. Birds have an excellent sense of sight and hearing
6. A bird reproduces by
Fission Budding Sexually
7. A bird is
Cold - blooded Warm- blooded
8. Birds are found throughout the world.