Why are crop fields known as artificial ecosystem ?

Explanation

### Step-by-Step Solution:

1. **Understanding Ecosystems**:
- An ecosystem is defined as a geographical area that consists of two main components: biotic (living organisms) and abiotic (non-living elements like soil, water, and climate).
- Both components interact with each other to form a balanced environment.

2. **Types of Ecosystems**:
- Ecosystems can be classified into two categories:
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