Classification Worksheets - Free Printable

To solve the problem of classifying animals and microbes based on their characteristics, we need to identify each organism in the image and categorize them into one of the following groups: Marine, Insect, or Squid. Below is a step-by-step explanation of how to approach this task:

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Step 1: Understand the Categories

- Marine: Organisms that live in marine environments (e.g., oceans, seas).
- Insect: Arthropods with six legs, two antennae, and three body segments (head, thorax, abdomen).
- Squid: Cephalopods characterized by a soft body, tentacles, and a beak-like mouth.

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Step 2: Analyze Each Image

We will examine each image and determine which category it belongs to based on its physical characteristics.

#### Row 1
1. Image 1: This is a shark, which is a fish adapted for life in the ocean.
- Category: Marine
2. Image 2: This is a bee, an insect with six legs and wings.
- Category: Insect
3. Image 3: This is a squid, identifiable by its elongated body, tentacles, and streamlined shape.
- Category: Squid

#### Row 2
4. Image 4: This is a starfish, a marine invertebrate found in oceans.
- Category: Marine
5. Image 5: This is a spider, an arachnid with eight legs, not an insect.
- Category: Insect (Note: Spiders are arachnids, but they are often grouped with insects in simplified classifications.)
6. Image 6: This is a cuttlefish, a cephalopod similar to a squid.
- Category: Squid

#### Row 3
7. Image 7: This is a jellyfish, a marine organism with a gelatinous body.
- Category: Marine
8. Image 8: This is a fly, an insect with six legs and wings.
- Category: Insect
9. Image 9: This is a nautilus, a cephalopod with a spiral shell.
- Category: Squid

#### Row 4
10. Image 10: This is a sea urchin, a marine organism with spines.
- Category: Marine
11. Image 11: This is a centipede, an arthropod with many legs.
- Category: Insect (Note: Centipedes are myriapods, but they are often grouped with insects in simplified classifications.)
12. Image 12: This is an octopus, a cephalopod with eight arms.
- Category: Squid

#### Row 5
13. Image 13: This is a lobster, a marine crustacean.
- Category: Marine
14. Image 14: This is a grasshopper, an insect with six legs and wings.
- Category: Insect
15. Image 15: This is a calamari squid, a type of squid.
- Category: Squid

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Step 3: Fill in the Table

Using the analysis above, we can fill in the table as follows:

| Image 1 | Image 2 | Image 3 |
|---------|---------|---------|
| Marine | Insect | Squid |

| Image 4 | Image 5 | Image 6 |
|---------|---------|---------|
| Marine | Insect | Squid |

| Image 7 | Image 8 | Image 9 |
|---------|---------|---------|
| Marine | Insect | Squid |

| Image 10 | Image 11 | Image 12 |
|----------|----------|----------|
| Marine | Insect | Squid |

| Image 13 | Image 14 | Image 15 |
|----------|----------|----------|
| Marine | Insect | Squid |

---

Final Answer

The completed classification table is:

| Image 1 | Image 2 | Image 3 |
|---------|---------|---------|
| Marine | Insect | Squid |

| Image 4 | Image 5 | Image 6 |
|---------|---------|---------|
| Marine | Insect | Squid |

| Image 7 | Image 8 | Image 9 |
|---------|---------|---------|
| Marine | Insect | Squid |

| Image 10 | Image 11 | Image 12 |
|----------|----------|----------|
| Marine | Insect | Squid |

| Image 13 | Image 14 | Image 15 |
|----------|----------|----------|
| Marine | Insect | Squid |

$$
\boxed{
\begin{array}{|c|c|c|}
\hline
\text{Marine} & \text{Insect} & \text{Squid} \\
\hline
\text{Marine} & \text{Insect} & \text{Squid} \\
\hline
\text{Marine} & \text{Insect} & \text{Squid} \\
\hline
\text{Marine} & \text{Insect} & \text{Squid} \\
\hline
\text{Marine} & \text{Insect} & \text{Squid} \\
\hline
\end{array}
}
$$