MCQ Trivia On Phylum Porifera (Sponges)

26 Questions | By Caellic | Updated: Mar 21, 2022 | Attempts: 951

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MCQ Trivia On Phylum Porifera (Sponges) - Quiz

Hey, check out this awesome 'MCQ Trivia on Phylum Porifera' that we've created below. This quiz consists of questions that cover a part of the phylum Porifera, including the Scypha, Leucosolenia, Euplectella, and Spongia. Try answering these questions and you may get the chance to test your knowledge of the Phylum Porifera species. So, are you willing to take this test? Let's get started then. All the best and have fun!

Questions and Answers

1.

What are metazoans?
- A.
  
  A group containing unicellular animals.
- B.
  
  A group of multicellular animals.
- C.
  
  A group of animals with true tissues.
- D.
  
  A group of soft bodied animals.
2.

Sponges are eumetazoans.
- A.
  
  True
- B.
  
  False
3.

Sessile means that as adults, sponges are
- A.
  
  Freely moving organisms.
- B.
  
  Permanently attached, unmoving.
- C.
  
  Only found on land.
4.

Sponges are filter feeders as adults.
- A.
  
  True
- B.
  
  False
5.

Sponges have a skeleton made up of collagen, spongin, and inorganic spicules covered by flatted cells called ___________.
- A.
  
  Choanocytes
- B.
  
  Archaeocytes
- C.
  
  Pinacocytes
6.

_______ form the support structure of the skeleton and ca be calcium (calcareous) or silicon (siliceous) based.
- A.
  
  Asconoid
- B.
  
  Syconoid
- C.
  
  Spicules
- D.
  
  Gemules
7.

Embedded in the skeleton are flagellated cells called ________.
- A.
  
  Choanocytes
- B.
  
  Archaeocytes
- C.
  
  Pinacocytes
8.

Asconoid forms have choanocytes lining the ___________.
- A.
  
  Spongocoel
- B.
  
  Radial canals
- C.
  
  Choanocyte chambers.
9.

Syconoid sponges have choanocytes lining the _________.
- A.
  
  Spongocoel
- B.
  
  Radial Canals
- C.
  
  Choanocyte Chambers
10.

Leuconoid sponges have choanocytes lining the ___________.
- A.
  
  Spongocoel
- B.
  
  Radial Canals
- C.
  
  Choanocyte Chambers
11.

Sponges are grouped according to the type of spicules they contain and the body form they exhibit. What are the three body forms sponges exhibit?
12.

Sponges can only reproduce asexually.
- A.
  
  True
- B.
  
  False
13.

Sponges are usually monoecious.
- A.
  
  True
- B.
  
  False
14.

Some sponges can produce environmentally resistant capsules called _________.
15.

Scypha (Grantia) are apart of which class?
16.

Leucoslenia is in what class?
17.

Euplectella is in what class?
18.

Spongia is in what class?
19.

Scypha has what kind of body form: Asconoid, Syconoid or Leuconoid?
20.

Spongia has what kind of body form: Asconoid, Syconoid or Leuconoid?
21.

What is the genus of this image?
22.

What are these?
23.

What are these?
24.

What genus is this sponge?
25.

What genus is this sponge?