name the taxonomical aid which is used for study and reference of both plant and animal specimens.

Answer

To answer the question, "Name the taxonomical aid which is used for study and reference of both plant and animal specimens," we can follow these steps:

### Step 1: Understand Taxonomical Aids
Taxonomical aids are tools or resources that help in the classification and identification of living organisms. They can include various facilities and collections that provide information about different species.

### Step 2: Identify Different Taxonomical Aids
There are several taxonomical aids used for studying plants and animals:
- **Botanical Gardens**: These are specifically for the study of plants and contain living plant specimens.
- **Zoological Parks**: These focus on animals and contain living animal specimens.
- **Museums**: These contain preserved specimens of both plants and animals for study and reference.

### Step 3: Determine the Aid for Both Plants and Animals
Since the question asks for a taxonomical aid that is used for both plant and animal specimens, we need to identify which of the mentioned aids serves this purpose.

### Step 4: Conclusion
Among the options, the **museum** is the correct answer. Museums house collections of both plant and animal specimens, making them suitable for study and reference of both groups.

### Final Answer
The taxonomical aid used for the study and reference of both plant and animal specimens is the **museum**.

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