Basic Science : Coelenterata Ctenophora QUESTIONS AND ANSWERS :: part4 : 16 to 20
Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :
16.Autozoids of Pennatula take part in |
| Capturing prey |
| Circulation |
| Feeding and reproduction |
| Feeding and circulation |
17.Ctenoplana differs from Hormiphora and Beroe in having |
| Pear shaped body |
| Conical ovate body |
| Flat bilobed body |
| Branched axis |
18.Pennatula and Gorgonia are |
| Hydrozoans |
| Scyphozoans |
| Corals |
| Ctenophores |
19.Hydra/Obelia is |
| Diploblastic, radially symmetrical and acoelomate |
| Diploblastic, bilaterally symmetrical and acoelomate |
| Triploblastic, radially symmetrical and coelomate |
| Triploblastic, bilaterally symmetrical and coelomate |
20.Which is absent in ctenophores |
| Epidermis |
| Intercellular and intracellular digestion |
| Cnidoblasts |
| Medusa phase |
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