Animal Diversity — 2025A Past Questions

University of Ilorin ZOO102: 43 questions.

Topics: Diversity of animal forms, structures, and functions., General classification of the animal kingdom, Diversity of animal forms, structures, and functions, Animal phylogenetics tree, animal systematics, geographical distribution of animal life., History of animal diversity, categorization, Multicellularity and embryonic layer development., Animal phylogenetics tree, animal systematics, Geographical distribution of animal life, New trends in systematics

1. The most successful class is?
   1. Aves
   2. Mammalia
   3. Insecta
   4. Amphibia
2. Mubarak was passing by a bush at night and saw a certain animal with bulging eyes. In what way is this animal different from other vertebrates?
   1. Two pairs of limbs
   2. Heterodont dentition
   3. Presence of eyes
   4. Bulging retina
3. The intermediate host of Taenia solium is
   1. Cattle
   2. Pig
   3. Horse
   4. Sheep
4. Animals that disperse to islands through filter bridges depend on
   1. Migration through vast sea
   2. Continuous land connection
   3. Wind dispersal
   4. Floating vegetation
5. All these are tetrapods except
   1. Lizard
   2. Snake
   3. Crocodile
   4. Toad
6. The body division of snail is
   1. Head, thorax and abdomen
   2. Visceral mass, foot and head
   3. Trunk and tail
   4. Prosoma and opisthosoma
7. The body division of crustaceans is
   1. Head, thorax and abdomen
   2. Cephalothorax and abdomen
   3. Head and abdomen
   4. Thorax and opisthosoma
8. Which of these animals have a pair of pinna?
   1. Mammalia
   2. Aves
   3. Amphibia
   4. Reptilia
9. Which of these is an example of Chondrichthyes?
   1. Catfish
   2. Bony fish
   3. Toad
   4. Shark
10. Which of the following uses cilia, flagella, and pseudopodia as locomotion?
    1. Protozoa
    2. Mammals
    3. Protist
    4. Fungi
11. Gastrovascular cavity is used for
    1. Digestion
    2. Reproduction
    3. Movement
    4. Respiration
12. Crustaceans, Insecta and spider are examples under phylum
    1. Mollusca
    2. Arthropoda
    3. Annelida
    4. Echinodermata
13. Snail's body is divided into
    1. Head, thorax and abdomen
    2. Cephalothorax and abdomen
    3. Visceral mass, muscular foot and head
    4. Prosoma and opisthosoma
14. Carolus Linnaeus was a
    1. English scientist
    2. Swedish scientist
    3. German scientist
    4. British scientist
15. Which of these is the intermediate host of Taenia saginata?
    1. Dog
    2. Cattle
    3. Pig
    4. Goat
16. A crustacean's body is divided into
    1. Head, thorax and abdomen
    2. Cephalothorax and abdomen
    3. Head and abdomen
    4. Head and proboscis
17. The second largest group of animals is
    1. Mollusca
    2. Arthropoda
    3. Insecta
    4. Annelida
18. What is the science of classifying living organisms based on their physical characteristics and evolutionary relationship?
    1. Nomenclature
    2. Taxonomy
    3. Systematics
    4. Classification
19. The body of a mosquito is divided into
    1. Head, thorax and abdomen
    2. Proboscis and cephalothorax
    3. Head and proboscis
    4. Cephalothorax and abdomen
20. The body of crustaceans is divided into
    1. Head, thorax and abdomen
    2. Head, thorax and proboscis
    3. Proboscis and cephalothorax
    4. Cephalothorax and abdomen
21. Spider's body is divided into
    1. Head and trunk
    2. Cephalothorax and abdomen
    3. Head and abdomen
    4. Trunk and thorax
22. What did Ferdinand say about the age and area theory?
    1. Geographical area has no relation to age
    2. Species spread depends on their age
    3. Older species occupy wider areas
    4. Younger species dominate smaller areas
23. Annelids are more evolved than
    1. Echinoderms
    2. Arthropods
    3. Chordata
    4. Protozoans
24. The gastrovascular cavity is found in
    1. Molluscs
    2. Echinoderms
    3. Cnidarians
    4. Annelids
25. The gastrovascular cavity is used in
    1. Movement
    2. Reproduction
    3. Respiration
    4. Digestion
26. Mubarak was passing by a bush at night and saw a certain animal with bulging eyes. In what way is this animal different from other vertebrates?
    1. Two pairs of limbs
    2. Heterodont dentition
    3. Presence of eyes
    4. Protruding vision organ
27. A mosquito is divided into how many parts?
    1. Head, thorax and abdomen
    2. Cephalothorax and abdomen
    3. Head, thorax and pygidium
    4. Prosoma and opisthosoma
28. Annelids are superior to what phylum?
    1. Chordates
    2. Echinodermata
    3. Arthropoda
    4. Protozoans
29. Which of the following organisms has cellular level of organisation?
    1. Sponges
    2. Amoeba
    3. Euglena
    4. Hydra
30. Which of the following organisms possesses pores?
    1. Poriferans
    2. Protozoans
    3. Chordates
    4. Annelida
31. What is Willis' theory of distribution?
    1. Species spread from centres of origin
    2. Distribution is random
    3. Older species are found in wide areas
    4. Species do not migrate
32. Which of the following is an example of Chondrichthyes?
    1. Blue whale
    2. Tilapia
    3. Catfish
    4. Shark
33. Which of the following is an example of Osteichthyes?
    1. Tilapia
    2. Shark
    3. Dogfish
    4. Skates
34. The most successful phyla in the animal kingdom is the class?
    1. Mollusca
    2. Echinoderms
    3. Mammalia
    4. Insecta
35. Paramecium moves with the
    1. Beating cilia
    2. Beating of the flagella
    3. Undulating membrane
    4. Pseudopodia
36. Pinna is present in the outer ear of?
    1. Aves
    2. Mammals
    3. Reptiles
    4. Amphibians
37. The body organization of a nematode is?
    1. Cell
    2. Tissue
    3. Organ
    4. System
38. Spider and insects belong to what phylum?
    1. Annelida
    2. Arthropoda
    3. Mollusca
    4. Echinodermata
39. The most successful phylum is?
    1. Mollusca
    2. Arthropoda
    3. Chordata
    4. Porifera
40. Carl Von Linnaeus is a?
    1. English scientist
    2. Swedish scientist
    3. German scientist
    4. Dutch scientist
41. Arthropods are classified based on their
    1. Presence of exoskeleton
    2. Jointed foot
    3. Segmented body
    4. Number of legs
42. Pores in sponges are called
    1. Osculum
    2. Ostia
    3. Canal
    4. Pore cells
43. Paramecium moves about by?
    1. Beating flagella
    2. Beating cilia
    3. Streaming cytoplasm
    4. Undulating membrane

Register free to unlock all 43 questions with answers and explanations