The characters of thallophyta is/are

• A. Plant body thallus.
• B. Non-vascular plant.
• C. Sex organ are unicellular and without jacket of sterile cell.
• D. All the above.

The characteristics of thallophyta encompass several key features that define this group of organisms. Let's break them down:

Key Features of Thallophyta

• Plant Body Structure: The body of thallophytes is known as a thallus, which is a simple, undifferentiated structure.
• Lack of Vascular Tissue: Thallophytes are classified as non-vascular plants, meaning they do not have specialized tissues for transporting water and nutrients.
• Reproductive Organs: Their sex organs are unicellular and lack a protective layer of sterile cells.

Considering all these points, the correct answer is D. All the above, as each statement accurately describes the characteristics of thallophyta.