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  • 1(current)
Q. No.
Consider the two statements:
Statement I:  Planaria is a free-living flatworm and possesses high regeneration capacity.
Statement II: Hooks and suckers are present in parasitic flatworms.
 
1. Statement I is correct and Statement II is incorrect
2. Statement I is incorrect and Statement II is correct
3. Both Statement I and Statement II are correct
4. Both Statement I and Statement II are incorrect
Subtopic:  Phylum Platyhelminthes |
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The structure shown in the given figure helps flatworms in:
           
1. Catching food and digesting it
2. Exchange of gases 
3. Excretion and Osmoregulation
4. Regeneration of lost body parts
Subtopic:  Phylum Platyhelminthes |
 88%
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Members of the Phylum Platyhelminthes differ from animals belonging to Phylum Annelida and Phylum Arthropoda in:
 
1. having two germ layers instead of three
2. lacking a coelom
3. showing bioluminescence
4. having a complete digestive system
Subtopic:  Phylum Platyhelminthes |
 68%
Level 2: 60%+

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The following structure is most likely:
  

 
1. An attachment organ at the anterior end of tapeworms.
2. Sensory apparatus at the anterior end of nematodes.
3. The multiple compound eyes seen in aquatic helminths.
4. Food storage organ in parasitic platyhelminths.
Subtopic:  Phylum Platyhelminthes |
 73%
Level 2: 60%+

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A worm:
I: has dorso-ventrally flattened body
II: is an endoparasite in human beings
III: has hooks and suckers present at its anterior end
In light of the above statements, it will be reasonable to conclude that this worm belongs to Phlyum:
1. Platyhelminthes 2. Annelida
3. Aschelminthes 4. Cnidaria
Subtopic:  Phylum Platyhelminthes |
 92%
Level 1: 80%+

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Consider the two statements:

I: Platyhelminthes are restricted to environments where dehydration is unlikely.
II: They are dorso-ventrally flattened.
 
1. Both I and II are correct and II explains I
2. Both I and II are correct but II does not explain I
3. Only I is correct
4. Both I and II are incorrect
Subtopic:  Phylum Platyhelminthes |
 69%
Level 2: 60%+

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