The word for phoronids is another name for the Egyptian God Isis. It is a very small Phylum containing only 10 species. They live in a marine environment and have bilateral symmetry. They have a body more than two cell layers thick with tissues and organs. The body is thin, vermiform in shape, remains hidden within secreted tubes. They have U shaped gut with a mouth and anus. The distance between mouth and their anus is very small and they have a diffused nervous system that covers the entire body. Phoronans are mostly hermaphrodite you are gonochoristic. Phoronans can the lophophores if it gets damaged. So, take this quiz and check your knowledge phylum Phoronida.
1. Which kind of symmetry shown by Phoronida?
A. Asymmetrical
B. Radial
C. Bilateral
D. Spiral
2. Phoronida's body has ........ parts.
A. 5
B. 4
C. 2
D. 3
3. Which one is not the body part of Phoronida?
A. Prosome
B. Mesosome
C. Ribosome
D. Metasome
4. Which of the following act as gills or organs of gaseous exchange and also used for feeding in Phoronida?
A. Lungs
B. Kidney
C. Liver
D. Tentacles
5. What kind of blood system present in Phoronida?
A. Closed
B. Open
C. Both of them
D. None of these
6. What is the color of the blood of Phoronida?
A. Red
B. Blue
C. Black
D. Colourless
7. Metabolic wastes are thrown through....
A. Metanephridia
B. Anus
C. Kidney
D. None of these
8. Phoronans are mostly....
A. Homosexual
B. Diocese
C. Lack of sex
D. Hermaphrodite
9. What kind of fertilization takes place in Phoronida?
A. External
B. Internal
C. Both of them
D. None of them
10. In which of the following phylum, body consists of more than two cell layers, tissues, and organs?
A. Bryozoa
B. Phoronida
C. Chaetognatha
D. All of these
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