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| 1. |
Soft body enclosed in a hard calcareous shell is found in: |
| A. |
Annelids |
B. |
Poriferans |
| C. |
Molluscs |
D. |
Cnidarians |
Answer: Option C
Explanation:
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| 2. |
Largest invertebrae 'giant squid' belongs to phylum: |
| A. |
Echinodermata |
B. |
Annelida |
| C. |
Mollusca |
D. |
Arthropoda |
Answer: Option C
Explanation:
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| 3. |
Body is unsegmented in: |
| A. |
Earthworm |
B. |
Octopus |
| C. |
Tape-worm |
D. |
House-fly |
Answer: Option B
Explanation:
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| 4. |
Muscular foot is found in: |
Answer: Option D
Explanation:
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| 5. |
Mantle is found in which of these animals: |
| A. |
Lamellidens |
B. |
Metridium |
| C. |
Leech |
D. |
House-fly |
Answer: Option A
Explanation:
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| 6. |
A cavity outside body called mantle cavity is found in: |
| A. |
Molluscs |
B. |
Cnidarians |
| C. |
Arthropods |
D. |
Echinoderms |
Answer: Option A
Explanation:
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| 7. |
Radula is found in the buccal cavity of: |
| A. |
House-fly |
B. |
Pila |
| C. |
Lamellidens |
D. |
Leech |
Answer: Option B
Explanation:
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| 8. |
Open type of circulatory system is found: |
| A. |
Pila only |
B. |
Cockroach only |
| C. |
Both (a) & (b) |
D. |
None of these |
Answer: Option C
Explanation:
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| 9. |
Shell in pila is made up of: |
| A. |
Silica only |
B. |
CaCO3 |
| C. |
CaCO3 + Chochilin |
D. |
Silica + CaCO3 |
Answer: Option C
Explanation:
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| 10. |
Pila is: |
| A. |
Aquatic |
B. |
Terrestrial |
| C. |
Amphibious |
D. |
Arborial |
Answer: Option C
Explanation:
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