Cnidocytes are used for

1. Anchorage
2. Defence
3. Capturing of prey
4. All of these 

Subtopic:  Phylum Coelenterata |
 97%
Level 1: 80%+
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Which of the following is not true about Cnidarians

1. Radial symmetry
2. Diploblastic
3. Tissue level of organisation
4. Deutrostomes
Subtopic:  Phylum Coelenterata |
 88%
Level 1: 80%+
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In Cnidarians the digestion is

1. Intracellular 2. Extracellular
3. Intercellular 4. Both 1 and 2
Subtopic:  Phylum Coelenterata |
 88%
Level 1: 80%+
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Which of the following is true about Gastro-vascular cavity of Cnidarians?

1. It contains single opening
2. Mouth on hypostome
3. Anus on hypostome
4. Both 1 and 2
Subtopic:  Phylum Coelenterata |
 83%
Level 1: 80%+
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Alternation of generation is present in

1. Sea-pen 2. Sea-fan
3. Obelia 4. Sea anemone
Subtopic:  Phylum Coelenterata |
 92%
Level 1: 80%+
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Which of the following is incorrect statement

1. Polyp produce medusae asexually
2. Medusae produce polyp sexually
3. Polyp produce medusae sexually
4. Obelia shows metagenesis

Subtopic:  Phylum Coelenterata |
 89%
Level 1: 80%+
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Which of the following germinal layer is absent in Cnidarians

1. Ectoderm 2. Endoderm
3. Mesoderm 4. Both 2 and 3
Subtopic:  Phylum Coelenterata |
 89%
Level 1: 80%+
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Which is true for flatworms?

1. Bilaterally symmetrical
2. Triploblastic body plan
3. Acoelomate animals
4. All of these
Subtopic:  Phylum Platyhelminthes |
 94%
Level 1: 80%+
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Members of the Platyhelminthes are called Flatworms because of

1. Triploblastic body plan
2. Bilateral symmetry
3. Organ level of organisation
4. Flattened body
Subtopic:  Phylum Platyhelminthes |
 92%
Level 1: 80%+
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Hooks and Suckers are present in

1. All Flatworms
2. Parasitic flatworms
3. Non-parasitic flatworms
4. None of these
Subtopic:  Phylum Platyhelminthes |
 86%
Level 1: 80%+
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