plant dichotomous key worksheet - Free Printable

Problem Description:

The task is to classify the plants shown in the images on the right side of the flowchart using the provided decision tree. The flowchart asks a series of questions about the characteristics of the plants (e.g., petals, thorns, berries, leaves) to determine their classification.

Plants to Classify:

1. Blueberry bush
2. Daffodil
3. Holly
4. Iris
5. Grass
6. Cheese plant
7. Rose
8. Thistle

Solution Approach:

We will follow the flowchart step by step for each plant, answering the questions to determine its classification.

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#### 1. Blueberry Bush
- Does it have petals? → No
- Does it have berries or fruits? → Yes
- Are the leaves spiky? → No
- Are the leaves long and thin? → No

Classification: Blueberry bush goes into the bottom-right box.

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#### 2. Daffodil
- Does it have petals? → Yes
- Does it have thorns? → No
- Does it have large petals? → No
- Does it have a trumpet? → Yes

Classification: Daffodil goes into the bottom-left box.

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#### 3. Holly
- Does it have petals? → No
- Does it have berries or fruits? → Yes
- Are the leaves spiky? → Yes

Classification: Holly goes into the middle-left box.

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#### 4. Iris
- Does it have petals? → Yes
- Does it have thorns? → No
- Does it have large petals? → Yes

Classification: Iris goes into the top-left box.

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#### 5. Grass
- Does it have petals? → No
- Does it have berries or fruits? → No
- Are the leaves long and thin? → Yes

Classification: Grass goes into the bottom-middle box.

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#### 6. Cheese Plant
- Does it have petals? → No
- Does it have berries or fruits? → No
- Are the leaves long and thin? → Yes

Classification: Cheese plant goes into the bottom-middle box.

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#### 7. Rose
- Does it have petals? → Yes
- Does it have thorns? → Yes
- Does it have large petals? → Yes

Classification: Rose goes into the top-left box.

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#### 8. Thistle
- Does it have petals? → No
- Does it have berries or fruits? → No
- Are the leaves spiky? → Yes

Classification: Thistle goes into the middle-left box.

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Final Classification:

1. Blueberry bush → Bottom-right box
2. Daffodil → Bottom-left box
3. Holly → Middle-left box
4. Iris → Top-left box
5. Grass → Bottom-middle box
6. Cheese plant → Bottom-middle box
7. Rose → Top-left box
8. Thistle → Middle-left box

Summary of Boxes:

- Top-left box: Iris, Rose
- Middle-left box: Holly, Thistle
- Bottom-left box: Daffodil
- Bottom-middle box: Grass, Cheese plant
- Bottom-right box: Blueberry bush

This completes the classification of all the plants using the flowchart.