Leuconoid Study guides, Class notes & Summaries
Looking for the best study guides, study notes and summaries about Leuconoid? On this page you'll find 6 study documents about Leuconoid.
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Zoology Lab practical #1 questions with complete solution
- Exam (elaborations) • 10 pages • 2024
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Phylum Porifera - name classes (taxonomy) - ANSWER-Demospongia, Calcarea, 
Hexactinellida, (Homoscleromorpha) 
Key characteristics (overall): Life cycle/reproduction - ANSWER--monoecious 
- asexual (by budding / gemmules) 
- sexual (eggs / sperm) free-swimming flagellated larvae 
Key characteristics (overall): Anatomy - ANSWER--asconoid (basic) : 
-Syconoid 
-lueconoid (complex) 
Key characteristics (overall): Basic Body plan - ANSWER-- Tissue: no true tissue 
(incipient) 
- symmetry: none 
- gu...
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Invert zoo lab prac 1 questions and answers
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asconoid sponges - ANSWER-have a simple vase-like structure with a single osculum, 
limited in size because an increase in volume without a corresponding increase in 
surface area of choanocytes ( make up majority of sponges) 
syconoid sponge - ANSWER-Tubular body and a single osculum, the choanocyte layer 
is folded back and forth to make canals 
leuconoid sponges - ANSWER-more complex design, no real atrium, several small 
flagellated chambers instead in which choanocytes are, most adaptive an...
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BROOKS BIODIVERSITY UNIT 3 EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+
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1 
BROOKS BIODIVERSITY UNIT 3 EXAM | 
QUESTIONS & ANSWERS (VERIFIED) | 
LATEST UPDATE | GRADED A+ 
Plants Architecture 
Correct Answer: Plant needs 
i. collection & conversion of solar energy -> leaves 
ii. positioning & support of leaves -> stems 
iii. anchorage & absorption -> roots 
iv. transport -> vascular system 
Leaf Structure 
Correct Answer: Epidermis, Mesophyll, and Vein (Vascular Bundle) 
Epidermis contains what? 
Correct Answer: - Cuticle 
- Guard cells with Stomata 
...
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BIO 207
- Class notes • 69 pages • 2022
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NATIONAL OPEN UNIVERSITY OF NIGERIA 
 
 
 
 
 
COURSE CODE : BIO 207 
 
 
 
 
 
 
COURSE TITLE: LOWER INVERTEBRATES 
	Course Code & Course Title: 	 	 	 	BIO 207: Lower Invertebrates 
 
Course Writer: 	 	 	 	 	 	Dr. Patrick A. Audu 
 
Course Editor 
 
 
 
Programme Leader 	 	 	 	 	Dr. Ado Baba Ahmed 	 
 	 	 	 	 	 	 	 	National Open University of 
 	 	 	 	 	 	 	 	Nigeria, Lagos 
 
 
Course Coordinator 	 	 	 	 	Mr. Adams, Abiodun E 	 	 	 	 	 	 	 	National Open Univers...
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Porifera & Ctenophora [PHYLUM] – CH6 & 8
- Class notes • 4 pages • 2020
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This chapter summarizes the Porifera & Ctenophora. It includes but isn't limited to their respective main characteristics, a description of their synapomorphy, & general anatomy.
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Porifera - Sponges
- Summary • 9 pages • 2019
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Provides an overview of Invertebrates and then focuses on Porifera Phylum. List of characteristics and distinguishes between the 3 Types (Asconoid, Syconoid and Leuconoid). Discusses Physiology, Feeding (Venturi Effect, Bernouli Effect), Fully labelled reproduction diagram and the structures of the Cnidaria body wall.
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