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Read the following list of pteridophyte genera: Psilotum, Lycopodium, Selaginella, Equisetum, Dryopteris, Pteris, Adiantum How many of the above genera belong to the classes Lycopsida and Pteropsida respectively?

Options

  1. A3 and 2
  2. B2 and 3
  3. C2 and 4
  4. D1 and 3

Correct answer

B. 2 and 3

Step-by-step solution

According to the classification of pteridophytes: Psilopsida includes Psilotum. Lycopsida includes Lycopodium and Selaginella (2 genera). Sphenopsida includes Equisetum. Pteropsida includes Dryopteris, Pteris, and Adiantum (3 genera). Therefore, the number of genera belonging to Lycopsida is 2, and to Pteropsida is 3. Answer: 2 and 3

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