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Sand Dollar is...

Sand Dollar is

A

Bell-Shaped

B

Flat and circular

C

Cylindrical

D

Star-like

Text Solution

AI Generated Solution

The correct Answer is:
To answer the question "Sand Dollar is," we will analyze the characteristics of the sand dollar based on the information provided in the video transcript. ### Step-by-Step Solution: 1. **Identify the Organism**: The sand dollar is a type of echinoderm, specifically classified under the phylum Echinodermata. It is commonly associated with sea urchins. 2. **Scientific Classification**: The scientific name of the sand dollar is *Clypeasteroida*. It is also referred to as *Clypeaster*. 3. **Physical Characteristics**: The sand dollar is described as having a unique shape. It is characterized as being flat and circular, which distinguishes it from other marine organisms. 4. **Habitat**: Sand dollars are typically found under the sea, where they live buried in the sand. This burrowing behavior is a key aspect of their lifestyle. 5. **Common Names**: In addition to "sand dollar," these organisms are also known as "cake urchins" or "sea cakes," which reflects their shape and appearance. 6. **Conclusion**: Based on the characteristics and descriptions provided, the correct answer to the question is that the sand dollar is "flat and circular." ### Final Answer: Sand Dollar is flat and circular. ---
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