choose the odd one out w.r.t class

Options

A. Insecta
B. Dicotyledonae
C. Mammalia
D. Angiospermae

Answer

To solve the question "choose the odd one out with respect to class," we need to analyze the given options and identify which one does not belong to the same classification category as the others.

### Step-by-Step Solution:

1. **Identify the Options**:
- Option 1: Insecta
- Option 2: Dicotyledone
- Option 3: Mammalia
- Option 4: Angiosperm

2. **Classify Each Option**:
- **Insecta**: This is a class within the phylum Arthropoda. It includes all insects.
- **Dicotyledone**: This refers to a class of flowering plants (angiosperms) that have two embryonic leaves or cotyledons. It is part of the plant kingdom.
- **Mammalia**: This is a class within the phylum Chordata. It includes all mammals.
- **Angiosperm**: This is a group of flowering plants that produce seeds enclosed within a fruit. It is a broader category that includes dicotyledons.

3. **Determine the Odd One Out**:
- Insecta and Mammalia are both classes within the animal kingdom (Animalia).
- Dicotyledone and Angiosperm are both classes within the plant kingdom (Plantae).
- Therefore, **Mammalia** is the odd one out because it belongs to the animal kingdom, while the others are related to the plant kingdom.

4. **Conclusion**: The odd one out is **Mammalia**.