Biology MCQs

Invertebrate Biology MCQs with Answers

Which phylum includes organisms with jointed appendages and an exoskeleton?
a) Mollusca
b) Arthropoda
c) Porifera
d) Cnidaria
Answer: b) Arthropoda

Which of the following is a characteristic of the phylum Annelida?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: a) Segmented body

Which phylum includes organisms with a notochord, hollow nerve cord, and pharyngeal gill slits?
a) Platyhelminthes
b) Echinodermata
c) Chordata
d) Nematoda
Answer: c) Chordata

Which of the following is a characteristic of the phylum Cnidaria?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: b) Radial symmetry

Which phylum includes organisms with a pseudocoelom and a cylindrical body shape?
a) Porifera
b) Nematoda
c) Mollusca
d) Platyhelminthes
Answer: b) Nematoda

Which of the following is a characteristic of the phylum Mollusca?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: c) Soft body with a shell

Which phylum includes organisms with a soft body and a muscular foot?
a) Echinodermata
b) Annelida
c) Porifera
d) Mollusca
Answer: d) Mollusca

Which of the following is a characteristic of the phylum Porifera?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: c) Soft body with a shell

Which phylum includes organisms with a radial symmetry and a water vascular system?
a) Cnidaria
b) Arthropoda
c) Echinodermata
d) Platyhelminthes
Answer: c) Echinodermata

Which of the following is a characteristic of the phylum Platyhelminthes?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: a) Segmented body

Which phylum includes organisms with a segmented body and jointed appendages?
a) Arthropoda
b) Nematoda
c) Mollusca
d) Annelida
Answer: d) Annelida

Which of the following is a characteristic of the phylum Arthropoda?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: a) Segmented body

Which phylum includes organisms with a soft body and a radula?
a) Mollusca
b) Cnidaria
c) Platyhelminthes
d) Echinodermata
Answer: a) Mollusca

Which of the following is a characteristic of the phylum Echinodermata?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: b) Radial symmetry

Which phylum includes organisms with a pseudocoelom and a hook-like mouthpart?
a) Nematoda
b) Porifera
c) Annelida
d) Platyhelminthes
Answer: a) Nematoda

Which of the following is a characteristic of the phylum Porifera?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: b) Radial symmetry

Which phylum includes organisms with a notochord and a post-anal tail?
a) Echinodermata
b) Chordata
c) Arthropoda
d) Platyhelminthes
Answer: b) Chordata

Which of the following is a characteristic of the phylum Platyhelminthes?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: c) Soft body with a shell

Which phylum includes organisms with a coelom and a closed circulatory system?
a) Porifera
b) Annelida
c) Cnidaria
d) Mollusca
Answer: b) Annelida

Which of the following is a characteristic of the phylum Cnidaria?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: b) Radial symmetry

Which phylum includes organisms with a hard exoskeleton and jointed appendages?
a) Arthropoda
b) Nematoda
c) Echinodermata
d) Mollusca
Answer: a) Arthropoda

Which of the following is a characteristic of the phylum Mollusca?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: c) Soft body with a shell

Which phylum includes organisms with a radial symmetry and tentacles with stinging cells?
a) Porifera
b) Cnidaria
c) Platyhelminthes
d) Echinodermata
Answer: b) Cnidaria

Which of the following is a characteristic of the phylum Echinodermata?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: b) Radial symmetry

Which phylum includes organisms with a pseudocoelom and a cylindrical body shape?
a) Nematoda
b) Annelida
c) Cnidaria
d) Platyhelminthes
Answer: a) Nematoda

Which of the following is a characteristic of the phylum Porifera?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: b) Radial symmetry

Which phylum includes organisms with a soft body and a muscular foot?
a) Mollusca
b) Echinodermata
c) Annelida
d) Porifera
Answer: a) Mollusca

Which of the following is a characteristic of the phylum Platyhelminthes?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: d) Pseudocoelom

Which phylum includes organisms with a radial symmetry and a water vascular system?
a) Cnidaria
b) Echinodermata
c) Arthropoda
d) Platyhelminthes
Answer: b) Echinodermata

Which of the following is a characteristic of the phylum Annelida?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: a) Segmented body

Which phylum includes organisms with a segmented body and jointed appendages?
a) Arthropoda
b) Nematoda
c) Mollusca
d) Annelida
Answer: d) Annelida

Which of the following is a characteristic of the phylum Arthropoda?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: a) Segmented body

Which phylum includes organisms with a soft body and a radula?
a) Mollusca
b) Cnidaria
c) Platyhelminthes
d) Echinodermata
Answer: a) Mollusca

Which of the following is a characteristic of the phylum Echinodermata?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: b) Radial symmetry

Which phylum includes organisms with a pseudocoelom and a hook-like mouthpart?
a) Nematoda
b) Porifera
c) Annelida
d) Platyhelminthes
Answer: a) Nematoda

Which of the following is a characteristic of the phylum Porifera?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: b) Radial symmetry

Which phylum includes organisms with a notochord and a post-anal tail?
a) Echinodermata
b) Chordata
c) Arthropoda
d) Platyhelminthes
Answer: b) Chordata

Which of the following is a characteristic of the phylum Platyhelminthes?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: d) Pseudocoelom

Which phylum includes organisms with a coelom and a closed circulatory system?
a) Porifera
b) Annelida
c) Cnidaria
d) Mollusca
Answer: b) Annelida

Which of the following is a characteristic of the phylum Cnidaria?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: b) Radial symmetry

Which phylum includes organisms with a hard exoskeleton and jointed appendages?
a) Arthropoda
b) Nematoda
c) Echinodermata
d) Mollusca
Answer: a) Arthropoda

Which of the following is a characteristic of the phylum Mollusca?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: c) Soft body with a shell

Which phylum includes organisms with a radial symmetry and tentacles with stinging cells?
a) Porifera
b) Cnidaria
c) Platyhelminthes
d) Echinodermata
Answer: b) Cnidaria

Which of the following is a characteristic of the phylum Echinodermata?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: b) Radial symmetry

Which phylum includes organisms with a pseudocoelom and a cylindrical body shape?
a) Nematoda
b) Annelida
c) Cnidaria
d) Platyhelminthes
Answer: a) Nematoda

Which of the following is a characteristic of the phylum Porifera?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: b) Radial symmetry

Which phylum includes organisms with a soft body and a muscular foot?
a) Mollusca
b) Echinodermata
c) Annelida
d) Porifera
Answer: a) Mollusca

Which of the following is a characteristic of the phylum Platyhelminthes?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: d) Pseudocoelom

Which phylum includes organisms with a radial symmetry and a water vascular system?
a) Cnidaria
b) Echinodermata
c) Arthropoda
d) Platyhelminthes
Answer: b) Echinodermata

Which of the following is a characteristic of the phylum Annelida?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: a) Segmented body

Which phylum includes organisms with a segmented body and jointed appendages?
a) Arthropoda
b) Nematoda
c) Mollusca
d) Annelida
Answer: d) Annelida

Which of the following is a characteristic of the phylum Arthropoda?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: a) Segmented body

Which phylum includes organisms with a soft body and a radula?
a) Mollusca
b) Cnidaria
c) Platyhelminthes
d) Echinodermata
Answer: a) Mollusca

Which of the following is a characteristic of the phylum Echinodermata?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: b) Radial symmetry

Which phylum includes organisms with a pseudocoelom and a hook-like mouthpart?
a) Nematoda
b) Porifera
c) Annelida
d) Platyhelminthes
Answer: a) Nematoda

Which of the following is a characteristic of the phylum Porifera?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: b) Radial symmetry

Which phylum includes organisms with a notochord and a post-anal tail?
a) Echinodermata
b) Chordata
c) Arthropoda
d) Platyhelminthes
Answer: b) Chordata

Which of the following is a characteristic of the phylum Platyhelminthes?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: d) Pseudocoelom

Which phylum includes organisms with a coelom and a closed circulatory system?
a) Porifera
b) Annelida
c) Cnidaria
d) Mollusca
Answer: b) Annelida

Which of the following is a characteristic of the phylum Cnidaria?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: b) Radial symmetry

Which phylum includes organisms with a hard exoskeleton and jointed appendages?
a) Arthropoda
b) Nematoda
c) Echinodermata
d) Mollusca
Answer: a) Arthropoda

Which of the following is a characteristic of the phylum Mollusca?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: c) Soft body with a shell

Which phylum includes organisms with a radial symmetry and tentacles with stinging cells?
a) Porifera
b) Cnidaria
c) Platyhelminthes
d) Echinodermata
Answer: b) Cnidaria

Which of the following is a characteristic of the phylum Echinodermata?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: b) Radial symmetry

Which phylum includes organisms with a pseudocoelom and a cylindrical body shape?
a) Nematoda
b) Annelida
c) Cnidaria
d) Platyhelminthes
Answer: a) Nematoda

Which of the following is a characteristic of the phylum Porifera?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: b) Radial symmetry

Which phylum includes organisms with a soft body and a muscular foot?
a) Mollusca
b) Echinodermata
c) Annelida
d) Porifera
Answer: a) Mollusca

Which of the following is a characteristic of the phylum Platyhelminthes?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: d) Pseudocoelom

Which phylum includes organisms with a radial symmetry and a water vascular system?
a) Cnidaria
b) Echinodermata
c) Arthropoda
d) Platyhelminthes
Answer: b) Echinodermata

Which of the following is a characteristic of the phylum Annelida?
a) Segmented body
b) Radial symmetry
c) Soft body with a shell
d) Pseudocoelom
Answer: a) Segmented body

 

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