Cotyledons remain below the soil and ______ elongates in ____ _ germination.

Explanation

To solve the question "Cotyledons remain below the soil and ______ elongates in ____ germination," we can follow these steps:

### Step 1: Understand the terms
- **Cotyledons** are the first leaves that appear on a seedling. Their position can vary depending on the type of germination.
- **Germination** refers to the process by which a seed develops into a new plant.

### Step 2: Identify the types of germination
- There are two main types of germination: **epigeal** and **hypogeal**.
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