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NEET UG BIOLOGY MCQ: ANIMAL KINGDOM
1
Hard
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Understanding
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Which of the following statements are true/false?
I. Cell aggregate body plan is found in phylum-Platyhelminthes
II. Radial symmetry is the most common symmetry found in animals
III. Pseudocoelom is only found in phylum-Aschelminthes
IV. All triploblastic animals have a true coelom
V. Haemocoel is sometimes observed in animals belonging to phylum-Platyhelminthes
I. Cell aggregate body plan is found in phylum-Platyhelminthes
II. Radial symmetry is the most common symmetry found in animals
III. Pseudocoelom is only found in phylum-Aschelminthes
IV. All triploblastic animals have a true coelom
V. Haemocoel is sometimes observed in animals belonging to phylum-Platyhelminthes
View answer and explanation
Correct option: D
I, II, IV and V are false, only III is true
Option D (I, II, IV and V are false, only III is true) is correct because only statement III is accurate: Pseudocoelom is indeed only found in phylum-Aschelminthes.
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a) In Vertebrata the notochord is replaced by a cartilaginous or bony vertebral column in the adult.
b) A post anal tail is present in all adult urochordates.
c) In Cephalochordata, notochord is present only in larval tail.
d) Vertebrates have a ventral muscular heart with two, three or four chambers. Read the following organisms given in the below
Tapeworm, Roundworm, Hookworm, Threadworm
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a) In Vertebrata the notochord is replaced by a cartilaginous or bony vertebral column in the adult.
b) A post anal tail is present in all adult urochordates.
c) In Cephalochordata, notochord is present only in larval tail.
d) Vertebrates have a ventral muscular heart with two, three or four chambers. Read the following organisms given in the below
Tapeworm, Roundworm, Hookworm, Threadworm
How many of the above mentioned parasites causes inflammation of the intestinal tract? What is left when bath-sponges dries up?
