Which of the following options shows bisexual animals only ?

Options

A. Amoeba, sponge, leech
B. Sponge, cockroach, Amoeba
C. Earthworm, sponge, leech
D. Tapeworm, earthworm, honeybee

Explanation

To solve the question "Which of the following options shows bisexual animals only?", we will follow these steps:

### Step-by-Step Solution:

1. **Understand the Definitions**:
- **Bisexual Animals**: Also known as hermaphrodites, these animals possess both male and female reproductive organs.
- **Unisexual Animals**: These animals have either male or female reproductive organs, but not both. They are also referred to as dioecious.

2. **Analyze the Options**:
- We need to look at each option and identify whether all the animals listed in that option are bisexual.

3. **Evaluate Each Option**:
- **Option A**: Contains amoeba, sponges, and leech.
- Amoeba: Asexual reproduction, not bisexual.
- Sponges: Bisexual.
- Leech: Bisexual.
- **Conclusion**: This option is incorrect because it includes amoeba, which is not bisexual.

- **Option B**: Contains sponges, cockroach, and amoeba.
- Sponges: Bisexual.
- Cockroach: Unisexual.
- Amoeba: Asexual reproduction, not bisexual.
- **Conclusion**: This option is incorrect because it includes cockroach and amoeba.

- **Option C**: Contains earthworm, sponges, and leech.
- Earthworm: Bisexual.
- Sponges: Bisexual.
- Leech: Bisexual.
- **Conclusion**: This option is correct as all listed animals are bisexual.

- **Option D**: Contains tapeworm, earthworm, and honeybee.
- Tapeworm: Bisexual.
- Earthworm: Bisexual.
- Honeybee: Unisexual.
- **Conclusion**: This option is incorrect because it includes honeybee, which is not bisexual.

4. **Final Answer**:
- The correct option that shows only bisexual animals is **Option C**: Earthworm, Sponges, and Leech.