Lymphatic system is

Options

A. Devoid of heart
B. Provided with heart in some amphibians
C. With small hearts in reptiles
D. Both B and C.

Answer

**Step-by-Step Solution:**

1. **Understanding the Lymphatic System**: The lymphatic system is a network of vessels, tissues, and organs that help maintain fluid balance in the body, transport fats from the digestive system, and play a crucial role in the immune system.

2. **Components of the Lymphatic System**: The lymphatic system consists of lymph vessels, lymph nodes, lymph spaces, and organs such as the spleen.

3. **Lymph Heart in Amphibians**: In some amphibians, such as frogs, there is a structure known as the lymph heart. This is a specialized organ that helps pump lymph fluid back into the circulatory system.

4. **Function of the Lymph Heart**: The primary function of the lymph heart is to pump lymph that has leaked out of the circulatory system back into it, ensuring that the fluid balance is maintained.

5. **Comparative Anatomy**: In reptiles, the lymphatic system does not have a lymph heart, indicating that the presence of a lymph heart is not universal across all animal groups.

6. **Conclusion**: Based on the information provided, the lymphatic system is "provided with heart in some amphibians," specifically referring to the lymph heart present in frogs.

**Final Answer**: The lymphatic system is provided with a heart in some amphibians.

---