Which type of sexual reproduction is found in volvox?

Options

A. isogamous
B. anisogamous
C. oogamous
D. all of these.

Explanation

To answer the question "Which type of sexual reproduction is found in Volvox?", we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Organism**: Recognize that Volvox is a type of green alga and is known for its colonial structure.

2. **Understand the Reproductive Method**: Determine the type of sexual reproduction that occurs in Volvox. It is known to reproduce sexually through a specific method.

3. **Define Oogamous Reproduction**: Oogamous reproduction is characterized by the presence of two types of gametes: a larger non-motile female gamete and a smaller motile male gamete.

4. **Characteristics of Gametes**: In Volvox, the female gamete is larger and non-motile, while the male gamete is smaller and motile. This distinction is crucial to identifying the type of reproduction.

5. **Conclusion**: Based on the above characteristics, we conclude that Volvox reproduces sexually through the oogamous type of reproduction.

### Final Answer:
The type of sexual reproduction found in Volvox is **oogamous reproduction**.

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