How do the various leaf modifications help plants?

Explanation

**Step-by-Step Solution:**

1. **Understanding Leaf Structure**:
- Leaves are primarily composed of three parts: the leaf base (attachment to the stem), the petiole (leaf stalk), and the leaf blade (lamina).
- The primary function of leaves is to carry out photosynthesis, converting sunlight into energy for the plant.

2. **Leaf Modifications**:
- Leaf modifications occur when leaves change their structure to perform alternative functions beyond photosynthesis.
...