| 1 |
Which of the following is a feature of series deuterostomia |
- A. Cleavage of zygote is spiral and determinate
- B. Coelom is formed due to splitting of mesoderm
- C. Mouth arises from blastopore or anterior margin
- D. Mesoderm is derived from wall of developing gut
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| 2 |
Animals that have their body cavity filled with parenchyma are called |
- A. Acoelomates
- B. Coelomates
- C. Pseudocelomates
- D. None of these
|
| 3 |
The skeleton of birds is light due to. |
- A. <div>Extension of lungs</div>
- B. Air chambers
- C. Air spaces
- D. Air sacs
|
| 4 |
The animal with exceptionally large brain is. |
- A. Star fish
- B. Octopus
- C. Snail
- D. Sepia
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| 5 |
The example of phylum Hemichordata is. |
- A. Molgula
- B. Amphioxus
- C. Balanoglosus
- D. Asierias
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| 6 |
In phylum coelenterate special cells cnidocyntes give size to |
- A. Polyps
- B. Nematocyts
- C. Gemmules
- D. Gastrozolds
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| 7 |
Round worm are. |
- A. Acoelomates
- B. Pseudocoelomates
- C. Coelomates
- D. None of them
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| 8 |
The food of porifera consists of microscopic organisms and organic particles in a percentage ratio of |
- A. 10% & 90% respectively
- B. 20% & 80% respectively
- C. 30% & 70% respectively
- D. 40% & 60% respectively
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| 9 |
Primary host of tape worm is. |
- A. Man
- B. Cattle
- C. Sheep
- D. Snail
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| 10 |
Which one does not belong to sub class Eutheria. |
- A. Loligo
- B. Sepia
- C. Octopus
- D. Asterles
|