MDCAT MCQs

Characteristics And Diversity Among The Animals MDCAT MCQs with Answers

Welcome to the Characteristics And Diversity Among The Animals MDCAT MCQs with Answers. In this post, we have shared Characteristics And Diversity Among The Animals Multiple Choice Questions and Answers for PMC MDCAT 2024. Each question in MDCAT Biology offers a chance to enhance your knowledge regarding Characteristics And Diversity Among The Animals MCQs in this MDCAT Online Test.

Which of the following is a characteristic common to all animals?
a) Photosynthesis
b) Cell walls
c) Multicellularity
d) Autotrophy

The classification of animals into invertebrates and vertebrates is based on the presence or absence of:
a) Exoskeleton
b) Endoskeleton
c) Coelom
d) Segmentation

Animals with bilateral symmetry have:
a) A distinct head and tail
b) Multiple planes of symmetry
c) Radial symmetry
d) No symmetry

Which of the following is a characteristic of phylum Arthropoda?
a) Radial symmetry
b) Exoskeleton
c) No segmentation
d) Acoelomate body plan

In which phylum do animals exhibit a water vascular system?
a) Cnidaria
b) Annelida
c) Echinodermata
d) Mollusca

Which phylum includes animals with a true coelom and segmented bodies?
a) Mollusca
b) Arthropoda
c) Annelida
d) Platyhelminthes

The presence of a notochord is a characteristic of:
a) Arthropods
b) Echinoderms
c) Chordates
d) Mollusks

Which of the following is a characteristic of phylum Porifera?
a) Radial symmetry
b) Diploblastic organization
c) Pseudocoelomate body plan
d) Filter feeding

Animals that undergo a complex life cycle with multiple developmental stages are typically found in:
a) Phylum Arthropoda
b) Phylum Echinodermata
c) Phylum Cnidaria
d) Phylum Mollusca

Which of the following animals is a member of phylum Cnidaria?
a) Earthworm
b) Jellyfish
c) Starfish
d) Spider

The characteristic feature of animals in phylum Mollusca is:
a) Exoskeleton
b) Radula
c) Segmentation
d) Water vascular system

Which phylum includes animals with bilateral symmetry and a pseudocoelom?
a) Arthropoda
b) Annelida
c) Nematoda
d) Echinodermata

Which of the following is true about sponges?
a) They have a complex digestive system
b) They exhibit bilateral symmetry
c) They lack true tissues
d) They are cephalized

The body cavity of animals in phylum Platyhelminthes is:
a) Coelomate
b) Pseudocoelomate
c) Acoelomate
d) Hemocoel

Which of the following phyla includes animals with jointed appendages?
a) Echinodermata
b) Annelida
c) Mollusca
d) Arthropoda

Animals in phylum Echinodermata exhibit:
a) Bilateral symmetry only
b) Radial symmetry as adults
c) Asymmetry
d) Segmentation

Which of the following is a feature of phylum Annelida?
a) Exoskeleton
b) Body segmentation
c) Radula
d) Nematocysts

The primary characteristic that distinguishes phylum Chordata from other phyla is the presence of:
a) A dorsal nerve cord
b) A water vascular system
c) A radula
d) Jointed appendages

Which of the following animals is classified as an echinoderm?
a) Clam
b) Starfish
c) Earthworm
d) Grasshopper

Which of the following is not a characteristic of animals in phylum Cnidaria?
a) Radial symmetry
b) Two tissue layers
c) Nematocysts
d) Acoelomate body plan

Which phylum is characterized by having a soft body often protected by a shell?
a) Mollusca
b) Annelida
c) Nematoda
d) Porifera

Which of the following is a feature of phylum Arthropoda?
a) Radial symmetry
b) Exoskeleton made of chitin
c) Diploblastic tissue organization
d) No body segmentation

In which phylum do animals have a hydrostatic skeleton?
a) Porifera
b) Annelida
c) Mollusca
d) Cnidaria

Which of the following classes of the phylum Arthropoda includes spiders and scorpions?
a) Insecta
b) Arachnida
c) Crustacea
d) Myriapoda

Which type of symmetry is found in animals from phylum Echinodermata during their larval stage?
a) Bilateral symmetry
b) Radial symmetry
c) Asymmetry
d) No specific symmetry

Which of the following features is characteristic of phylum Nematoda?
a) Exoskeleton
b) Radial symmetry
c) Pseudocoelom
d) Segmentation

Animals in phylum Chordata are distinguished by the presence of:
a) A mantle
b) A notochord
c) A radula
d) A water vascular system

Which phylum includes animals with cnidocytes for capturing prey?
a) Annelida
b) Cnidaria
c) Mollusca
d) Platyhelminthes

Which type of coelom is found in animals of the phylum Mollusca?
a) Acoelomate
b) Pseudocoelomate
c) Coelomate
d) Hemocoel

Which of the following phyla includes animals with a water vascular system and tube feet?
a) Echinodermata
b) Annelida
c) Porifera
d) Arthropoda

In which phylum are animals characterized by a body plan with a mantle and a muscular foot?
a) Annelida
b) Mollusca
c) Nematoda
d) Chordata

Which of the following is a characteristic of phylum Platyhelminthes?
a) Radial symmetry
b) A true coelom
c) Aflat body with no segmentation
d) Exoskeleton

Which of the following is not a feature of phylum Annelida?
a) Body segmentation
b) Coelomate body plan
c) Exoskeleton
d) Bilateral symmetry

Which of the following is a major characteristic of phylum Porifera?
a) Presence of true tissues
b) Radial symmetry
c) Pseudocoelomate body plan
d) Absence of true tissues

The dominant life stage of jellyfish is:
a) Polyp
b) Medusa
c) Larva
d) Cyst

In which phylum are animals characterized by having a hydrostatic skeleton and bilateral symmetry?
a) Mollusca
b) Arthropoda
c) Annelida
d) Cnidaria

Which of the following animals is an example of an invertebrate chordate?
a) Fish
b) Amphibian
c) Tunicate
d) Reptile

Which of the following is a characteristic of phylum Arthropoda?
a) Radial symmetry
b) A water vascular system
c) Jointed legs
d) Cnidocytes

Animals in phylum Chordata have which of the following features at some stage of development?
a) Exoskeleton
b) Radula
c) Notochord
d) Hydrostatic skeleton

Which class of the phylum Arthropoda includes insects?
a) Arachnida
b) Insecta
c) Crustacea
d) Myriapoda

Which phylum includes animals that have a soft body often covered by a hard shell?
a) Annelida
b) Mollusca
c) Nematoda
d) Platyhelminthes

Which of the following characteristics is common in phylum Echinodermata?
a) Bilateral symmetry in adults
b) Radial symmetry in adults
c) A pseudocoelom
d) An exoskeleton

In which phylum do animals typically have a body covered with scales or plates and possess a water vascular system?
a) Mollusca
b) Annelida
c) Echinodermata
d) Arthropoda

Which of the following animals is an example of a cephalopod mollusk?
a) Octopus
b) Clam
c) Snail
d) Sea urchin

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