Which is true for flatworms?
1.Bilaterally symmetrical
2.Triploblastic body plan
3.Acoelomate animals
4.All of these
Which of the following helps in excretion and osmoregulation in Flatworms
1.Flame cells
2.Nephridia
3.Malphigian tubules
4.Green glands
Planaria posses high capacity of
1. metamorphosis
2. regeneration
3. alternation of generation
4. bioluminescence
The function of flame cells are
1. Digestion and excretion
2. Attachment and osmoregulation
3. Anchorage and excretion
4. Excretion and osmoregulation
Presence of flame cells is a characteristic feature of
1. Nereis
2. Taenia
3. Hirudinaria
4. Pheretima
Which one of the following kinds of animals are triploblastic?
1. Flat worms
2. Sponges
3. Ctenophores
4. Corals
In Planaria, waste material of food digestion and Nitrogenous waste material removed from
1. Mouth and mouth
2. Body wall and body wall
3. Mouth and Flame-cell
4. Mouth and Body wall
Hermaphroditism is found in which phyla?
1. Ctenophora
2. Platyhelminthes
3. Porifera
4. All of these.
Choose the correct statement
| 1. | All members of phylum echinodermata are marine and parasitic |
| 2. | Bioluminescence is well marked in cnidarians |
| 3. | Ctenophores are strictly dioecious |
| 4. | Platyhelminthes possess organ level of organisation and an incomplete digestive tract |
Which one of the following statements is incorrect?
| 1. | Mesoglea is present in between ectoderm and endoderm in Obelia |
| 2. | Asterias exhibits radial symmetry |
| 3. | Fasciola is a pseudocoelomate animal |
| 4. | Taenia is a triploblastic animal |