CSS :: Phylum Cnidaria or Coelentrata
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| 1. |
Phylum Cnidaria was named, by: |
| A. |
Leukart |
B. |
Aristotle |
| C. |
Hatschek |
D. |
Haeckel |
Answer: Option C
Explanation:
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| 2. |
The characteristic of cnidarian is: |
| A. |
Mesogloea |
B. |
Pedal disc |
| C. |
Manudrium |
D. |
Nematocysts |
Answer: Option D
Explanation:
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| 3. |
The cavity of cnidarians is called: |
| A. |
Spongocoel |
B. |
Gastrovascular cavity |
| C. |
Haeomocoel |
D. |
None of these |
Answer: Option B
Explanation:
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| 4. |
Gastrovascular cavity is found in: |
| A. |
Sponges |
B. |
Cnidarian |
| C. |
Earthworm |
D. |
Helminths |
Answer: Option B
Explanation:
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| 5. |
There are no special respiratory organs in: |
| A. |
Insects |
B. |
Cnidarians |
| C. |
Molluscs |
D. |
All of these |
Answer: Option B
Explanation:
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| 6. |
Radial symunetry is found in: |
| A. |
Platyhelminths |
B. |
Cnidarians |
| C. |
Annelids |
D. |
Molluscs |
Answer: Option A
Explanation:
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| 7. |
Which of these are not tissue grade animals: |
| A. |
Sponges |
B. |
Cnidarians |
| C. |
Annelids |
D. |
Mollucs |
Answer: Option A
Explanation:
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| 8. |
Symmetry of the polyp is: |
| A. |
Bilateral |
B. |
Radial |
| C. |
Irregular |
D. |
None of these |
Answer: Option B
Explanation:
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| 9. |
Skeleton of horny corals is made by: |
Answer: Option D
Explanation:
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| 10. |
Most primitive nervous system is found In: |
| A. |
Hydra |
B. |
Amoeba |
| C. |
Spong |
D. |
Earthworm |
Answer: Option A
Explanation:
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