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Practice Reading: Re-order Paragraphs ID: #4407 Vision
Instructions ›
The text boxes in the left panel have been placed in a random order. Restore the original order by dragging the text boxes from the left panel to the right panel.
* Move & order all paragraphs in the right field

Paragraph list

Experts are currently uncertain why these creatures have developed the ability to see circular polarization or how they use it.
They believe that it may be connected to the fact that males and females have different patterns on their shells which can only be seen with this form of light detection.
In addition, their vision enables them to detect polarized light which vibrates in a single fixed plane but can also move as a spiralling beam.
This spiral movement is known as circular polarization, and the mantis shrimp is the only known creature with the eye structures necessary to see it.
Mantis shrimps have trinocular depth perception in each eye that allows them to focus on objects in three separate regions.

Your order

Result:

AI explanationShows the answer. Tap to open.

First sentence: Why this is the first line? This paragraph is the first line because it introduces the main topic of mantis shrimps and their unique vision. It gives a broad overview of their ability to see objects in three regions. This follows the rule of Topic Sentence. Why other lines are not chosen? Paragraph 2 starts with "In addition," which is a conjunction, so it cannot be first. Paragraph 3 also starts with "This spiral movement," which uses a pronoun and needs context. Paragraph 4 starts with "Experts are currently uncertain," which refers to prior knowledge and is not independent. Paragraph 5 starts with "They believe," which uses a pronoun and also needs context.

Concluding sentence: Why this is the last line? This paragraph is the last line because it wraps up the discussion about mantis shrimps and their vision. It provides a conclusion about the differences in patterns on their shells. This follows the Conclusive Words rule, as it summarizes the ideas presented earlier.

Paragraph pairs:

  • Pair 1 (Paragraph 1 → Paragraph 2): Paragraph 2 connects to Paragraph 1 because it adds more information about the vision of mantis shrimps. This follows the Connector Strategy, as "In addition" shows that it continues the thought from the first paragraph.
  • Pair 2 (Paragraph 2 → Paragraph 3): Paragraph 3 connects to Paragraph 2 because it explains what the polarized light is. This follows the Broader to Specific Strategy, as it goes from the general idea of detecting light to the specific idea of circular polarization.
  • Pair 3 (Paragraph 3 → Paragraph 4): Paragraph 4 connects to Paragraph 3 because it discusses the uncertainty about why mantis shrimps can see circular polarization. This follows the Logical Order rule, as it moves from explaining what circular polarization is to discussing the questions about it.
  • Pair 4 (Paragraph 4 → Paragraph 5): Paragraph 5 connects to Paragraph 4 because it gives a possible reason for the uncertainty mentioned in the previous paragraph. This follows the Cause and Effect Relationship rule, as it shows a belief that explains the uncertainty.

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