- A Two
- B Three
- C Four
- D Five
Correct answer: C. Four
Explanation: The plant kingdom has four major groups: Thallophyta (algae), Bryophyta, Pteridophyta, and Spermatophyta (seed plants = gymnosperms + angiosperms).
Concept context
Classification of plants from algae to angiosperms. Understanding plant diversity is essential for NEET.