Infestation by tobacco budworm and armyworm is prevented by BT toxin. These insects belong to order prevented by Bt toxin. These insects belong to order

Options

A. Coleoptara
B. Lepidoptara
C. Diptara
D. Hymenoptara

Answer

To solve the question regarding the order to which the tobacco budworm and armyworm belong, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding the Context**: The question states that the infestation by tobacco budworm and armyworm is prevented by BT toxin. We need to identify the order of these insects.

2. **Identifying the Source of BT Toxin**: BT toxin is produced by the bacterium *Bacillus thuringiensis*. This toxin is known for its insecticidal properties, particularly against certain insects.

3. **Understanding BT Toxin's Specificity**: The BT toxin is a delta endotoxin, which means it is synthesized inside the bacterium and has a toxic effect on specific organisms, particularly insects.

4. **Recognizing the Target Insects**: The BT toxin is particularly effective against insects in the order Lepidoptera. This order includes moths and butterflies, which are known to be affected by the toxin.

5. **Listing Examples of Lepidoptera**: Within the order Lepidoptera, we find various pests such as the tobacco budworm and armyworm, which are specifically mentioned in the question.

6. **Conclusion**: Based on the information gathered, we can conclude that both the tobacco budworm and armyworm belong to the order Lepidoptera.

### Final Answer:
The tobacco budworm and armyworm belong to the order **Lepidoptera**.

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