Biology Quiz Animal Phylum Cnidaria
16 Questions
| Total Attempts: 799
In this animal-themed quiz, we’ll be learning all about the interesting phylum of over 10,000 species known as cnidaria – which are found solely in aquatic environments. What can you tell us about these particular creatures?
Questions and Answers
- 1.Species in the phylum Cnidaria have a ____________ tissue level of organization, a ________ cavity, nerve net, ________ symmetry, and Cnidocytes with ________ used for prey capture and defense.
- 2.The two tissue types are ________ and _______ with _______ in between.
- 3.What are Cnidocytes?
- 4.Cnidarians possess a 2 part life cycle consisting of 2 body forms: _______ and ________
- 5.What is a gastrovascular cavity?
- 6.After catching its prey __________ digestion can then take place in the cavity. Digested materials are then absorbed ____________.
- 7.Nematocysts can be reused
- A.
True
- B.
False
- 8.The ________ life cycle is sexual, and a free swimming life form.
- 9.The gastrovascular cavity is lined with ___________.
- 10.The GVC allows for large prey items to be contained within the confines of the organism. This allows for greater ___________ of potential prey and more available ________ allowing for more _________ and __________.
- 11.Food is mostly ____________ captured by __________ on the tentacles.
- 12.Nerve net cells conduct:
- A.
Bilaterally
- B.
Longitudinally
- C.
Bidirectionally
- 13.Support for Cnidarians body is provided by the _________ of water around them. They have a _________ skeleton.
- 14.Sexual Reproduction is
- A.
Monoecious
- B.
Dioecious
- C.
Self-fertilizing
- 15.List the sexual reproduction process
- 16.Gonangia is a ___________ producing substance.
Questions: 13 | Attempts: 1746 | Last updated: Jan 6, 2021
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