Which is true for roundworms?
| 1. | Organ-system level of body organisation |
| 2. | Tube within tube plan |
| 3. | Pseudo-coelomate animals |
| 4. | All of these |
Round worm is
| 1. | Pseudo-coelomate |
| 2. | True Coelomate |
| 3. | Acoelomate |
| 4. | having incomplete Alimentary canal |
Which is correct regarding Roundworms
| 1. | Females are longer than males |
| 2. | Males are longer than females |
| 3. | Monoecious |
| 4. | Females are curved from its caudal end. |
Which one of the following groups of animals is bilaterally symmetrical and triploblastic?
1. Coelenterates (cnidarians)
2. Ascheminthes (roundworms)
3. Ctenophores
4. Sponges
Aschelminthes are called roundworms because
| 1. | Body is circular in cross-section |
| 2. | Pharynx is muscular |
| 3. | Sexual dimorphism is present |
| 4. | Both 2 and 3 |
| 1. | Platyhelminthes | 2. | Annelida |
| 3. | Arthropoda | 4. | Aschelminthes |
Muscular pharynx is the feature of
1. Leucosolenia
2. Taenia
3. Ascaris
4. Fasciola