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- Subject
- Echinodermszoology-mcqs › echinoderms
- Published
- 22 Feb 2025
- Last updated
- 28 May 2026
Explanation
A. Urea B. Uric acid C. Ammonia D. None of these
More Echinoderms MCQs
Practice related questions from the same subject.
- 1.Nervous system of echinoderms consist of__________?
- 2.Sea stars are well known for their powers of__________?
- 3.Members of class__________ are commonly called sea cucumbers?
- 4.The primary role of hemal system in sea cucumbers is__________?
- 5.Most primitive of all living Echinoderms belongs to class __________?
- 6.Class Crinoids contains the_________?
- 7.The mouth and anus of sea lilies open onto the___________ surface?
- 8.________have been called the earth worms of the sea?
More in Zoology Mcqs
- Amphibians
- An evolutionary and ecological perspective
- Animal classification phylogeny and organization
- Animal like protists The PROTOZOA
- Annelida Metameric Body Form
- Arthropods
- Birds
- Cell division and inheritance
- Cells tissues, organs and organ system of animals
- Circulation and Gas exchange
- Ecology
- Endocrine system and chemical messengers
- Evolution
- Evolution and gene frequencies
- Hemichordate and invertebrates chordates
- Hexapods and Myriapods
- Mammals
- Molluscan Success
- Nervous and sensory systems
- Nutrition and Digestion
- Protection, support and movement
- Reproduction and development
- Reptiles
- Temperature and fluid regulation
- The Fishes
- The pseudocoelomate body plan ASCHELMINTHS
- The triploblastic acoelomate body plan
- multicellular and tissue levels of organization