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

Options

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

Answer

To solve the question, we need to identify the order to which the tobacco budworm and armyworm belong, especially in relation to their susceptibility to BT toxin.

### Step-by-Step Solution:

1. **Understanding BT Toxin**:
- BT toxin is an endotoxin produced by the bacterium *Bacillus thuringiensis*. It is known for its insecticidal properties, specifically targeting certain insects.

2. **Identifying the Insects**:
- The question mentions two specific insects: the tobacco budworm and the armyworm.

3. **Researching Insect Orders**:
- Insects are classified into various orders. The options given are Coleoptera, Lepidoptera, Diptera, and Hypnoptera.

4. **Determining the Correct Order**:
- The tobacco budworm and armyworm are known to belong to the order Lepidoptera. This order includes moths and butterflies, which are known to be susceptible to BT toxin.

5. **Eliminating Incorrect Options**:
- Coleoptera refers to beetles, which are not affected by BT toxin.
- Diptera includes flies, which are also not targeted by BT toxin.
- Hypnoptera is not a recognized order in entomology.

6. **Conclusion**:
- Based on the information gathered, the correct answer is that both the tobacco budworm and armyworm belong to the order **Lepidoptera**.

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