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Porifera Trivia Quiz

This quiz is about the phylum Porifera. Good luck.

A multiple-choice quiz by bc10142. Estimated time: 3 mins.

Author
bc10142

Time
3 mins

Type
Multiple Choice

Quiz #
284,539

Updated
Dec 03 21

# Qns
10

Difficulty
Average

Avg Score
7 / 10

Plays
407

One at a Time - Single Page - Timed Game

Question 1 of 10

1. What does the phylum Porifera consist of? Hint

ants

jellyfish

grasshoppers

sponges

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Question 2 of 10

2. Sponges are made of spongin and spicules. What are spongin? Hint

calcium carbonate

tough protein fibers

silicon dioxide

a group of small sponges

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Question 3 of 10

3. How do sponges feed? Hint

they do not need anything but water

using gemules

chasing prey

filter feeding

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Question 4 of 10

4. What takes the nutrients from choanocytes and delivers them to the rest of the cells in a sponge? Hint

nematocyst

amoebocyte

spicules

hemolymph

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Question 5 of 10

5. What types of reproducton do sponges go through? Hint

asexual

sexual

neither asexual or sexual

both asexual and sexual

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Question 6 of 10

6. What is the defining characteristic of sponges? Hint

a coelom

pores

no true tissues

2 types of reproduction

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Question 7 of 10

7. What do sponges use for defense and feeding? Hint

cnidoocytes

choanocytes

nidocytes

gemmules

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Question 8 of 10

8. What type of reproductive organism are sponges classed as? Hint

sexual

asexual

bisexual

hermaphroditic

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Question 9 of 10

9. Sponges have remarkable powers of regrowing missing parts. What is this ability called? Hint

regeneration

growth

reproduction

cephalization

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Question 10 of 10

10. How do sponges obtain oxygen? Hint

aerobic respiration

diffusion

anaerobic respiration

claricular breathing

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Quiz Answer Key and Fun Facts

1. What does the phylum Porifera consist of?

Answer: sponges

The phylum Porifera consists of sponges. Sponges have pores called ostia, holes through which water enters, and osculi, holes through which water exits. The phylum name is "por-ifera," the "por" part meaning that sponges have pores.

2. Sponges are made of spongin and spicules. What are spongin?

Answer: tough protein fibers

Some sponges are made of spongin, tough protein fibers, which is the supporting structure of sponges.

3. How do sponges feed?

Answer: filter feeding

Sponges feed by a method known as filter feeding. That is, sponges pick out small pieces of food as the water is drawn in.

4. What takes the nutrients from choanocytes and delivers them to the rest of the cells in a sponge?

Answer: amoebocyte

Amoebocytes take nutrients and deliver them to all the cells in a sponge. They crawl like amoeba, which has earned them their name.

5. What types of reproducton do sponges go through?

Answer: both asexual and sexual

Sponges go through both asexual and sexual reproduction. They can reproduce sexually or use budding by forming gemmules.

6. What is the defining characteristic of sponges?

Answer: no true tissues

Sponges have no true tissues. Long ago, scientists thought sponges were plants mainly due to the fact that sponges had no true tissues

7. What do sponges use for defense and feeding?

Answer: choanocytes

Sponges use choanocytes, also called collar cells, which beat their flagella to move water through the ostia.

8. What type of reproductive organism are sponges classed as?

Answer: hermaphroditic

Sponges are hermaphroditic meaning that they produce both egg and sperm.

9. Sponges have remarkable powers of regrowing missing parts. What is this ability called?

Answer: regeneration

Regeneration is the ability to regrow missing body parts.

10. How do sponges obtain oxygen?

Answer: diffusion

Sponges obtain oxygen by diffusing oxygen bubbles through their skin.

Source: Author bc10142

This quiz was reviewed by FunTrivia editor rossian before going online.
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