Ascaris is characterized by:
1. Presence of true coelom but absence of metamerism
2. Presence of true coelom and metamerism
3. Absence of true coelom but presence of metamerism
4. Presence of neither true coelom nor metamerism

Subtopic:  Phylum Aschelminthes |
 72%
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Pinworm, Hookworm, and Filaria worm belong to:

1. Annelida 2. Platyhelminthes
3. Aschelminthes 4. Arthropoda
Subtopic:  Phylum Aschelminthes |
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Body cavity is the cavity present between body wall and gut wall. In some animals, the body cavity is not lined by mesoderm. Such animals are called

1. Acoelomate 2. Pseudocoelomate
3. Coelomate 4. Haemocoelomate
Subtopic:  Phylum Aschelminthes |
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Consider the following statements regarding roundworms:
Statement I: Alimentary canal is complete with a well-developed muscular pharynx.
Statement II: An excretory tube removes body wastes from the body cavity through the excretory pore.
Statement III: They are dioecious and males are longer than females.
The incorrect statement is/are:
1. Only Statement II
2. Only Statement III
3. Only Statement I and Statement II
4. Only Statement II and Statement III
Subtopic:  Phylum Aschelminthes |
 66%
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Given below is a figure showing the worms which are the most common cause of helminthic infestation in the world.

1. A is male Ascaris and B is female Ascaris
2. A is female Ascaris and B is male Ascaris
3. A is male Wuchereria and B is female Wuchereria
4. A is female Wuchereria and B is male Wuchereria
Subtopic:  Phylum Aschelminthes |
 88%
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