Animal Diversity-I (Invertebrates) | Page 3

BS Zoology Semester Exam Animal Diversity-I (Invertebrates)PakistanHard

A student wants to avoid rote memorization. After reading that a sea star and a chordate are discussed together in a phylogeny lecture even though one is an invertebrate., the correct concept is: (295)

A. deuterostome development B. diploblastic body wall C. lack of mesoderm D. protostome development

Correct Answer: A. deuterostome development

BS Zoology Semester Exam Animal Diversity-I (Invertebrates)PakistanHard

For a concept-based MCQ, read this case: an arthropod and a nematode are grouped together in modern discussions because both shed an outer cuticle during growth. Select the strongest explanation. (264)

A. presence of cnidocytes B. ecdysis of a cuticle C. water vascular system D. presence of a radula

Correct Answer: B. ecdysis of a cuticle

BS Zoology Semester Exam Animal Diversity-I (Invertebrates)PakistanHard

A sea star and a chordate are discussed together in a phylogeny lecture even though one is an invertebrate. In an exam answer, the key reason is: (280)

A. protostome development B. diploblastic body wall C. deuterostome development D. lack of mesoderm

Correct Answer: C. deuterostome development

BS Zoology Semester Exam Animal Diversity-I (Invertebrates)PakistanMedium

In a viva, the examiner says: a sponge and a cnidarian are compared in class. the sponge differs most clearly because it has cellular-level organization and choanocyte-based filter feeding. The expected answer is: (296)

A. cellular-level organization with choanocytes B. radula and mantle cavity C. jointed appendages and exoskeleton D. cnidocytes and gastrovascular cavity

Correct Answer: A. cellular-level organization with choanocytes

BS Zoology Semester Exam Animal Diversity-I (Invertebrates)PakistanHard

For a concept-based MCQ, read this case: a sea star and a chordate are discussed together in a phylogeny lecture even though one is an invertebrate. Select the strongest explanation. (265)

A. diploblastic body wall B. lack of mesoderm C. deuterostome development D. protostome development

Correct Answer: C. deuterostome development

BS Zoology Semester Exam Animal Diversity-I (Invertebrates)PakistanMedium

A teacher gives this comparison: a sponge and a cnidarian are compared in class. the sponge differs most clearly because it has cellular-level organization and choanocyte-based filter feeding. The point being tested is: (281)

A. cnidocytes and gastrovascular cavity B. jointed appendages and exoskeleton C. radula and mantle cavity D. cellular-level organization with choanocytes

Correct Answer: D. cellular-level organization with choanocytes

BS Zoology Semester Exam Animal Diversity-I (Invertebrates)PakistanMedium

In a viva, the examiner says: a flatworm and a roundworm are placed side by side. the roundworm is recognized by a cylindrical body, complete gut, and pseudocoelom. The expected answer is: (297)

A. radial body with cnidocytes B. dorsoventrally flattened acoelomate body C. cylindrical body with pseudocoelom and complete gut D. segmented body with setae

Correct Answer: C. cylindrical body with pseudocoelom and complete gut

BS Zoology Semester Exam Animal Diversity-I (Invertebrates)PakistanMedium

A student wants to avoid rote memorization. After reading that a sponge and a cnidarian are compared in class. the sponge differs most clearly because it has cellular-level organization and choanocyte-based filter feeding., the correct concept is: (266)

A. cnidocytes and gastrovascular cavity B. jointed appendages and exoskeleton C. cellular-level organization with choanocytes D. radula and mantle cavity

Correct Answer: C. cellular-level organization with choanocytes

BS Zoology Semester Exam Animal Diversity-I (Invertebrates)PakistanMedium

A teacher gives this comparison: a flatworm and a roundworm are placed side by side. the roundworm is recognized by a cylindrical body, complete gut, and pseudocoelom. The point being tested is: (282)

A. dorsoventrally flattened acoelomate body B. radial body with cnidocytes C. cylindrical body with pseudocoelom and complete gut D. segmented body with setae

Correct Answer: C. cylindrical body with pseudocoelom and complete gut

BS Zoology Semester Exam Animal Diversity-I (Invertebrates)PakistanHard

In a viva, the examiner says: a mollusc and an annelid both show trochophore larvae in many species, but their adult body plans are very different. The expected answer is: (298)

A. trochophore larva as a developmental link B. jointed appendages as a shared adult trait C. tube feet as a shared adult trait D. cnidocytes as a shared adult trait

Correct Answer: A. trochophore larva as a developmental link

BS Zoology Semester Exam Animal Diversity-I (Invertebrates)PakistanMedium

A student wants to avoid rote memorization. After reading that a flatworm and a roundworm are placed side by side. the roundworm is recognized by a cylindrical body, complete gut, and pseudocoelom., the correct concept is: (267)

A. cylindrical body with pseudocoelom and complete gut B. radial body with cnidocytes C. segmented body with setae D. dorsoventrally flattened acoelomate body

Correct Answer: A. cylindrical body with pseudocoelom and complete gut

BS Zoology Semester Exam Animal Diversity-I (Invertebrates)PakistanHard

A teacher gives this comparison: a mollusc and an annelid both show trochophore larvae in many species, but their adult body plans are very different. The point being tested is: (283)

A. trochophore larva as a developmental link B. tube feet as a shared adult trait C. jointed appendages as a shared adult trait D. cnidocytes as a shared adult trait

Correct Answer: A. trochophore larva as a developmental link

Animal Diversity-I (Invertebrates) MCQs