Basic Science : Phylum Arthropoda QUESTIONS AND ANSWERS :: part13 : 1 to 5
Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :
1.Endoskeleton of echinoderms is made of |
| Silica |
| Lime |
| Chitin |
| Cartilage |
2.Digestion is external in |
| Echinus |
| Ophiothrix |
| Cucumaria |
| Asterias |
3.Three jawed pedicellariae occur in |
| Asteroidea |
| Crinoidea |
| Echinoidea |
| Holothuroidea |
4.Exoskeleton of echinoderms is |
| Chitinous |
| Siliceous |
| Calcareous |
| None of the above |
5.A blind sac body plan occurs in |
| Echinoidea |
| Asteroidea |
| Ophiuroidea |
| Crinoidea |
More Phylum Arthropoda QUESTIONS AND ANSWERS available in next pages
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