University:
Michigan State University
Course:
BS 162 | Organismal and Population Biology
Academic year:

2024
Views:

458

Pages:

1
Author:

embohescay9l

Sponges - Porifera (Phylum) – Multiple Choice Test Name: ___________________________________ Class: ______________________ 1 Sponges are: 5 A in deep ocean vents. B on the ocean floor in coastal waters. C on the ocean floor in deep ocean depths. D on the beach. A mostly asymmetrical B always rounded and smooth C mostly radially symmetrical D square and wear pants 2 Sponges are found: 6 A in forest and mountain habitats. B in ocean and freshwater habitats. C in desert habitats. D all of the above. 3 Sponges: Sponges eat by: A using a powerful tongue. B scraping with a radula. C secreting their stomach over prey. D filtering edible matter from the water. Sponges are made up of: A complex organ systems. B simple tissues and organs. C two cell layers with a spicule skeleton between them. D overlapping calcium plates. 7 A move by shooting out water. B swim with hidden fins. C crawl on tube feet. D are mostly sessile on the ocean floor. 4 Sponges live: The sponge body is full of tiny pores called: A porocytes B spongocoel. C osculum. D colar cells. 8 The sponge’s central cavity is called the: A porocyte B spongocoel. C osculum. D colar cell.