Both gymnosperms and angiosperms bear seeds, then why are they classified separately?

Explanation

### Step-by-Step Solution:

1. **Definition of Gymnosperms and Angiosperms**:
- Gymnosperms are seed-bearing plants that produce naked seeds. The term "gymnosperm" comes from the Greek words "gymnos" meaning naked and "sperma" meaning seed.
- Angiosperms are also seed-bearing plants, but they produce seeds that are enclosed within an ovary. The term "angiosperm" comes from the Greek words "angeion" meaning vessel and "sperma" meaning seed.

2. **Seed Structure**:
- In gymnosperms, the seeds are exposed and not enclosed in any structure. This means that the ovules are naked.
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