How do the following terms originate?
Porifera.

Explanation

### Step-by-Step Text Solution:

1. **Understanding the Term "Porifera":**
- The term "Porifera" is derived from Latin and Greek roots. It is composed of two parts: "Pori" and "fera."

2. **Breaking Down the Components:**
- The first part, "Pori," comes from the Latin word "porus," which means "pore." This indicates that organisms in this phylum have numerous small openings or pores in their bodies.
- The second part, "fera," is derived from the Latin word "ferre," which means "to bear" or "to carry." This suggests that these organisms bear or possess pores.
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