Porifera - Study guides, Class notes & Summaries
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BIOS 1705 Quiz 1 (Labs 1-4) Questions And Answers Graded A+
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3 domains of the tree of life - Bacteria, Archaea, Eukarya 
4 kingdoms of eukarya - Protista, Plantae, Fungi, Animalia 
arm - use to safely carry the microscope 
coarse adjustment knob - use to focus at low power ONLY 
competative inhibition - when molecules similar to a substrate compete for placement on the 
active site of an enzyme, Vmax is still possible is substrate concentration is high enough 
Condenser - concentrates the light on the specimen 
control treatment - a treatment in which you...
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Bio 117 exam 2 quiz with 100% correct solutions
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Bio 117 exam 2 quiz with 100% correct solutions 
Which of the following is NOT a characteristic of ALL animals? 
A. 
Heterotrophic 
B. 
Together, they form a monophyletic group. 
C. 
Multicellular organisms 
D. 
Cells lacking cell walls. 
E. 
All animals have true tissues and organs. - Correct Answer ️️ -All animals have true 
tissues and organs. 
Which of the following are characteristics of Phylum Cnidaria? (Select All that Apply) 
A. 
Specialized stinging cells 
B. 
True Tissues 
C. 
Comp...
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ASVAB General Science, asvab, asvab general science Test 2024
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ASVAB General Science, asvab, asvab general science Test 2024 
 
Mnemonic for classification - ANSWER	King Philip Came Over From Germany Soaked 
3 unicellular kingdoms - ANSWER	archaebacteria, eubacteria, Protista 3 multicellular kingdoms - ANSWER		fungi, plantae, animalia 
Unicellular kingdom that has nucleus and organelles - ANSWER	Protista 
10 animal phyla - ANSWER	porifera, cnidaria, platyhelminthes, nematoda, rotifera, annelida, mollusca, arthropoda, echinodermata, chordate 
3 muscle types...
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BIOL 198 Module 7 Objectives Questions & Answers Already Passed!!
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Identify the characteristics that distinguish animals from other types of organisms. - Answer-Multicellular 
Heterotrophic 
Motile 
Reproduce sexually 
Use aerobic metabolism 
Lack cell walls 
Have life cycles that include development from undifferentiated cells 
Have a variety of body plans 
Distinguish between asymmetry, radial symmetry, and bilateral symmetry. - Answer-Asymmetry: no 
particular organization 
Radial symmetry: Circularly organized. If cut in half vertically, the halves will loo...
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Principles of Biology (Biol 198) Exam Questions And Answers (Updated And Verified)
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Principles of Biology (Biol 198) Exam 
Questions And Answers (Updated And 
Verified) 
_____ is a type of connective tissue and _____ is a type of epithelial tissue. - answerBone; 
lining of the digestive tract 
What is the top side of a vertebrate and other bilateral organisms? - answerDorsal side 
What is the bottom side of a vertebrate and other bilateral organisms? - answerVentral side 
Germ layer on the outside layer of the body. Forms skin and nervous system (nerves). - 
answerEctoderm 
The...
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BIO 151 Lab Exam #1 questions and answers
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BIO 151 Lab Exam #1 questions and 
answers 
Porifera - answer-sponges 
Cnidaria - answer-jellyfish, corals, sea anemones 
Platyhelminthes - answer-flatworms, tapeworms, flukes 
Annelida - answer-Segmented worms, earthworms; anus and mouth; closed 
circulatory system; nervous system; setae-bristle appendages 
Mollusca - answer-(snails, clams, squids, octopuses) have a soft body that in 
many species is protected by a hard shell 
Arthopoda - answer-Insects: bilaterally symmetric; exoskeleton; segm...
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BSC1011L Already Passed Exam Questions and CORRECT Answers
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Phylum Porifera (sponges) multicellular organisms without tissues, organs, or body 
cavity 
Heterotroph organism that obtains energy from the foods it consumes; also called a 
consumer 
Spicules hard spear or star-shaped structures; made of CaCO3 (limestone) or silica 
(glass) 
Choanocyte line the gastrovascular cavity & capture food 
Amoebocyte digest & distribute food 
Osculum large opening at the top where excess water leaves 
Spongocoel large central cavity of the sponge
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Bio 120 - Exam 1 Questions with Correct Answers Graded A+
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Bio 120 - Exam 1 Questions with 
Correct Answers Graded A+ 
Synapomorphy A shared derived character or trait state that distinguishes a clade from the 
other organisms. 
Analagous Having characteristics that are similar because of convergent evolution, not 
homology. 
Homologous Similarity in characteristics resulting from a shared ancestry. 
Porifera Sponges 
No true tissues 
Mostly marine, aquatic 
Asymmetric 
2 germ layers (endoderm and ectoderm) 
No coelom 
Sessile
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BIO 182 Exam 4 NAU QUESTIONS & ANSWERS RATED 100% CORRECT!!
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1. Phylum Porifera - Answer-- sponges 
- loosely organized and lack tissues 
- multicellular with several types of cells 
- 8,000 species, mostly marine 
- no apparent symmetry 
- adults sessile, larvae free-swimming 
- water drawn through pores into spongocoel 
- flows out through osculum 
- choanocytes line spongocoel 
- mesohyl between choanocytes and epithelial cells 
- reproduce sexually and asexually 
10. Phylum Nematoda - Answer-- roundwomrs 
- in nearly all habitats 
- over 20,000 specie...
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BIO 335: Porifera Test- Questions with 100% Correct Answers
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BIO 335: Porifera Test- Questions with 
100% Correct Answers
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