PTE Reading
Re-order Paragraphs
1 questions. Answer them all, then submit once for your section score.
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1.
Re-order Paragraphs
Arrange the sentences into the correct order.
Put the sentences in the correct order:
- The result is a steady reduction in wasted water and chemicals, since resources are applied only where the data shows they are actually needed.
- Armed with that early warning, a farmer can send irrigation or fertilizer to precisely the affected rows instead of treating the entire property as a single unit.
- This means a patch of crop suffering from drought or disease can show up as an anomaly on the image days before the discoloration becomes visible to a person walking the same field.
- By measuring how different wavelengths of light bounce off the leaves, these systems estimate plant health from hundreds of kilometers away, since stressed vegetation reflects light differently than thriving vegetation does.
- Orbiting satellites can now photograph farmland in enough detail to distinguish individual crop rows, giving growers a view of their fields that was once available only to well-funded research stations.