which is not a member of class insecta

Options

A. Musca
B. Cockroach
C. Louse
D. Spider

Answer

To determine which option is not a member of the class Insecta, we will analyze each of the provided options:

1. **Musca**: This is the scientific genus name for houseflies. Houseflies belong to the class Insecta, as they are true insects with three body segments (head, thorax, abdomen) and six legs.

2. **Cockroach**: Cockroaches are also members of the class Insecta. They have the typical characteristics of insects, including three body segments and six legs.

3. **Louse**: Lice are parasitic insects that belong to the class Insecta. They share the common features of insects, such as having three body segments and six legs.

4. **Spider**: Spiders belong to the class Arachnida, not Insecta. They have eight legs, two body segments (cephalothorax and abdomen), and lack wings and antennae, which are characteristic features of insects.

Based on this analysis, the correct answer to the question "which is not a member of class Insecta" is:

**Spider**