Multiple choice

Spirogyra, chara, ulothrix and cladophora are some of the most prominent thallophytes. Which among the following statements concerning the thallophytes is false?

  1. All the thallophytes produce chlorophyll.

  2. The second subphylum of the thallophytes is called heterophytic thallophytes.

  3. The final class of thallophyta is fungi.

  4. The simplest thallophytes include sulphur-containing bacteria.

  5. The geological record of thallophytes is incomplete.
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D Correct answer
Explanation

The thallophytes are in the most primitive plants, lacking roots, stems, leaves, and conducting cells. The simplest thallophytes are in the subphylum of autophytic thallophytes, which include blue-green bacteria (or cyanobacteria, formerly known as blue-green algae), diatoms, and algae.

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