37 Which of the following is a characteristic of phylum Porifera?

38 Which of the following is true about sponges?

I Diploblastic animals

II Possess a spicule frame to

III Multicellular and not differentiated into tissues

39 Which of the following is the first invertebrate to develop a true nervous system?

40 Which of the following structures is

correctly matched to its function?

41 What is a planula?

42 Which of the following is true about a tapeworm?

43 Which of the following characteristics do Platyhelminthes and Cnidarians have in common?

44 Which organ does the fluke, Fasciola hepatica, infect?

45 Which of the following statements regarding parasitic flatworms is true?

I Parasitic flatworms have well developed sensory and nervous systems.

II They absorb nutrients from the host.

III They utilize a secondary host to transport the species to a primary

host.

46 Which statement about earthworms is true?

I They are hermaphrodites.

II Most segments have a pair of nephridia that function to remove wastes.

III The setae are attached to parapodia on most segments.

47 What does the excretory system of annelids consist of?

48 Which of the following statements is true for annelids and nematodes?

49 Which of the following is a characteristic of the phylum Annelida?

50 Which of the following is a common

feature shared by a cockroach and an earthworm?

51 The table below shows four organisms and their classes.

Organism Class

I Tachypleus sp. (a) Insecta

II lulus sp. (b) Merostomata

III Scolopendra sp. (c) Chilopoda

IV Valanga sp. (d) Diplopoda

Which of the following pairs is correct?

53 Which of the following structures in

Achatina sp. is used for feeding?

54 The following are the characteristics of a phylum:

· Triploblastic coelomate .

· Small coelom that surrounds the heart and reproductive organs

· Mantle that produces a shell

Which phylum characteristics?

55 Which of the following is a distinct characteristic of echinoderms?

56 Which of the following is true of echinoderms?

I Water vascular system

II No excretory organs

III Exclusively marine habitat

57 Which of the following are functions of the water vascular system in echinoderms?

I Locomotion

II To capture food

III Reproduction

58 Which of the following is true about pharyngeal slits?

59 Members of class Osteichthyes

60 What distinguishes a mammal from other vertebrates?

61 Which of the following are features of

the class Aves?

D skeletal support system

I Forelimbs modified into wings

II Four-chambered heart

III Respiration using book-lungs

62 Which of the following organisms exhibits radial symmetry?

I Sea anemone

II Octopus

III Snail

63 The germ layer that gives rise to the outer

covering of the body and the nervous

mesoderm system is

64 In the development of triploblastic

animals, muscle tissue originates from

the

65 Which of these phyla have a pseudocoelom?

66 What is a true body cavity?

67 Which of the following are features used

in the classification of animals?

I Symmetry

II Type of body cavity

III Segmentation

68.Which of the body plan in figure above is present in advanced organism?

69. The following characteristics: pharyngeal slits, endoskeleton derived from mesoderm and ventral heart belongs to which phylum?

70. Name this species

71. Usual mode of reproduction: Sexual

Type of fertilization: External

Embryology: Blastopore contributes to the formation of anus; cleavage is radial

Symmetry: Immature form is bilateral; mature form is five-part radial

Body cavity: Lined with tissue derived from mesoderm

Segmentation: No evidence

Skeleton: Spiny exoskeleton secreted by the dermis and covered with a thin epidermis

Habitat: marine

Into what phylum should this organism be placed?