Question

differentiate between unilocular and plerilocular

Answer 1

Unilocular sporangia are not divided, they only have one compartment.
Pluralocular sporangia are divided into many compartments.
In colder temperate waters, you can find both types. In warmer sub-tropical waters, you will only find pluralocular.

Answer 2

Unilocular : • Composed of single cell
• Ellipsoidal
• Common at cooler temperature
Plerilocular :• Composed of large number of cuboidal cell.
• Spherically elongated structure
• Common at warmer temperature