Which of the following organisms exists as a filament?

Assessment: WAEC SSCE - Biology - 1994 (Objective) Subject: Biology

Question 1 Report

Which of the following organisms exists as a filament?
Answer Details
Out of the options given, Spirogyra exists as a filament. A filament is a long chain of cells that are attached to each other end-to-end forming a thread-like structure. Spirogyra is a type of green algae that is commonly found in freshwater habitats. Its cells are arranged in long chains, forming filaments that can be seen with the naked eye. The other organisms listed are not filamentous, but exist as single cells or colonies.

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