Among the following, how many taxonomic aids are associated with preservation of specimens?

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Questions Match

1.
Among the following, how many taxonomic aids are associated with preservation of specimens?

1. One2. Two3. Three4. Four

2.
Choose the incorrect statement for poriferans among the following

1. They are generally marine and mostly asymmetric2. They reproduce sexually as well as asexually3. Eggs and sperms are produced by different individuals4. They have indirect development

3.
Which among the following does not help in the locomotion of aquatic annelids?

1. Circular muscles2. Parapodia3. Nephridia4. Longitudinal muscles

4.
Unisexual annelid among the following is

1. Nereis2. Pheretima3. Hirudinaria4. Both (2) & (3)

5.
Which among the following is not part of PNS?

1. Spinal nerves2. Brain3. Cranial nerves4. Both (1) & (2)

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Among the following, how many taxonomic aids are associated with preservation of specimens?