1. Which of the following is a characteristic of the phylum Chordata? A. Presence of a notochord B. Lack of a dorsal nerve cord C. Lack of a pharyngeal slit D. Absence of a tail
2. Which of the following animals belongs to the phylum Mollusca? A. Squid B. Starfish C. Hydra D. Lobster
3. Which of the following is a common feature of organisms in the phylum Mollusca? A. Soft body B. Exoskeleton C. No circulatory system D. Radial symmetry
4. Which of the following animals belongs to the phylum Platyhelminthes? A. Earthworm B. Amoeba C. Tapeworm D. Hydra
5. Which of the following is true about amphibians? A. They lay eggs in water B. They have a backbone C. They are cold-blooded D. All of the above
6. Which of the following is a feature of the class Chondrichthyes? A. Cartilaginous skeleton B. Presence of a backbone C. Warm-blooded D. Live births
7. Which of the following is true about reptiles? A. They are cold-blooded B. They have feathers C. They undergo metamorphosis D. They have live births
8. Which of the following is a characteristic of the phylum Arthropoda? A. Exoskeleton made of chitin B. Presence of a backbone C. Presence of gills D. Bilateral symmetry
9. Which of the following is a characteristic of Sporozoans? A. They are free-living B. They have a flagellum C. They are parasitic D. They have pseudopodia
10. Which of the following animals are examples of vertebrates? A. Fish, frogs, birds, and mammals B. Sponges, worms, and hydra C. Corals, sponges, and fungi D. Amoeba, paramecium, and euglena
11. Which of the following is true for the class Mammalia? A. They are cold-blooded B. They lay eggs C. They have hair or fur D. They have scales
12. Which of the following classes includes animals with lungs? A. Reptilia B. Mammalia C. Amphibia D. Aves
13. Which of the following is a characteristic of the phylum Cnidaria? A. Radial symmetry B. Segmented body C. Exoskeleton D. Jointed appendages
14. Which of the following is characteristic of the class Aves? A. Cold-blooded B. Have scales C. Have feathers D. Lay eggs in water
15. Which of the following phyla has animals with radial symmetry as adults? A. Annelida B. Echinodermata C. Mollusca D. Porifera
16. Which of the following organisms belong to the phylum Chordata? A. Mammals B. Fishes C. Amphibians D. All of the above
17. Which of the following is a characteristic of mammals? A. They lay eggs B. They have scales C. They are warm-blooded D. They have a notochord
18. Which of the following is the common feature of all protozoans? A. Presence of chloroplasts B. Presence of a nucleus C. Absence of cytoplasm D. Presence of a cell wall
19. Which of the following is true about amphibians? A. They lay eggs in water B. They have a soft exoskeleton C. They are warm-blooded D. They have gills throughout life
20. Which class of Chordates is characterized by having feathers? A. Mammalia B. Reptilia C. Aves D. Amphibia
22. Which of the following phyla includes animals with a segmented body? A. Annelida B. Porifera C. Platyhelminthes D. Cnidaria
25. Which of the following is true for the phylum Porifera? A. They are asymmetrical B. They have bilateral symmetry C. They have a coelom D. They have segmented bodies
26. Which of the following is characteristic of the phylum Chordata? A. Presence of a notochord B. Exoskeleton C. Radial symmetry D. Both B and C
27. Which of the following animals belongs to the phylum Cnidaria? A. Frog B. Coral C. Snake D. Starfish
28. Which of the following phyla contains organisms that lack a true body cavity? A. Annelida B. Platyhelminthes C. Arthropoda D. Mollusca
29. Which of the following is true about the phylum Platyhelminthes? A. They have a segmented body B. They are bilaterally symmetrical C. They have a true coelom D. They have a notochord
30. Which of the following phyla consists of animals with an exoskeleton? A. Annelida B. Arthropoda C. Chordata D. Mollusca
32. Which of the following characteristics is common to all chordates? A. Presence of gills B. Notochord C. Exoskeleton D. Radial symmetry
33. Which of the following is true about molluscs? A. They have a segmented body B. They have an internal skeleton C. They are bilaterally symmetrical D. They lack a circulatory system
34. Which of the following phyla consists of animals that have a hard exoskeleton? A. Mollusca B. Annelida C. Arthropoda D. Echinodermata
35. Which of the following animals is an example of a marsupial? A. Kangaroo B. Lion C. Elephant D. Tiger
36. Which of the following phyla includes animals with a segmented body? A. Annelida B. Porifera C. Cnidaria D. Arthropoda
38. Which of the following is a characteristic of the phylum Chordata? A. Presence of a notochord B. Presence of a soft body C. Presence of an exoskeleton D. Presence of a dorsal nerve cord
39. Which of the following classes of chordates is characterized by the presence of feathers? A. Aves B. Amphibia C. Mammalia D. Reptilia
40. Which of the following is a characteristic of the phylum Annelida? A. Segmented body B. Soft body C. Exoskeleton D. Radial symmetry
41. Which of the following animals belongs to the class Amphibia? A. Frog B. Lobster C. Human D. Shark
42. Which of the following groups of animals possess a backbone? A. Invertebrates B. Chordates C. Arthropods D. Mollusks
43. Which of the following is a characteristic of the phylum Porifera? A. Body is porous B. Presence of stinging cells C. Bilateral symmetry D. Soft body
44. Which of the following is true for animals in the class Amphibia? A. They are warm-blooded B. They can live both on land and in water C. They have scaly skin D. They lay hard-shelled eggs
45. Which of the following classes includes warm-blooded animals? A. Mammalia B. Aves C. Amphibia D. Reptilia
46. Which of the following is a feature of organisms in the class Mammalia? A. They lay eggs B. They have feathers C. They have hair or fur D. They have external skeletons
47. Which of the following is a feature of the phylum Platyhelminthes? A. Bilateral symmetry B. Radial symmetry C. Exoskeleton D. Presence of a coelom
48. Which group of animals is characterized by the presence of feathers? A. Amphibians B. Mammals C. Reptiles D. Birds
49. Which of the following is characteristic of the phylum Cnidaria? A. Body covered in scales B. Radial symmetry C. Bilateral symmetry D. Segmented body
50. What type of circulatory system do arthropods have? A. Open circulatory system B. Closed circulatory system C. No circulatory system D. Excretory circulatory system