Are you looking for Mcqs on Porifera? If Yes then you are at right place. Here you will find Porifera Mcq Questions and Answers, Trivia, Quiz, Interview MCQ & Porifera Current Affairs for Competitive Exams like Neet exams, around 30% to 40% of Neet questions are asked from given Porifera Mcqs. as you know Questions and Ansers on Porifera is very important for Neet Exam. In this Porifera MCQ section for Neet competition we are covering MCQS on Porifera
Question : The chamber common to all the types of canal system of sponges is
A. Excurrent canal
B. Radial chamber
C. Incurrent canal
D. Paragastric cavity
Question : Poriferan evolution from protozoans is evidenced by animals such as
A. Paramecium
B. Euglena
C. Chlamydomonas
D. Volvox
Question : This is a flagellated larva of Leucosolenia
A. Maggot
B. Kedia
C. Planula
D. Parenchymula
Question : Collared, flagellated cells that cover large parts of the inner chambers of sponges, helping water circulation to continue are
A. Porocytes
B. Choanocytes
C. Amoebocytes
D. Pinacocytes
Question : The group of animals to which Sycon belongs, can be best described as
A. Multicellular having tissue organization, but not a body cavity
B. Unicellular or acellular
C. Multicellular with a gastrovascular
D. Multicellular without any tissue organization
Question : These are multicellular grade entity
A. Vertebrates
B. Sponges
C. Prokaryotes
D. Coelenterates
Question : Animals lacking excretory, respiratory and circulatory structures are
A. Sponges
B. Tapeworms
C. Liver fluke
D. Threadworms
Question : Members of phylum porifera are
A. Mostly freshwater animals but few are marine entities
B. Mostly marine animals but few are fresh water entities
C. Exclusively freshwater animal
D. Exclusively marine animals
Question : _____________ is the name of the dried skeleton of Venus flower basket
A. Euplectella
B. Euspongia
C. Leucosolenia
D. Spongila
Question : This about sponges is true
A. one mouth, innumerable exits
B. innumerable mouths, one exit
C. large spacious stomach
D. spicules are composed of chitin