Which one of the following statements is wrong ?

Options

A. Cyanobacteria are also called blue-green algae
B. Golden algae are also called desmids
C. Eubacteria are also called false bacteria
D. Phycomycetes are also called algal fungi

Answer

To determine which statement is wrong, we will analyze each of the provided options step by step.

### Step 1: Analyze the first statement
**Statement:** Cyanobacteria are also called blue-green algae.
**Analysis:** This statement is correct. Cyanobacteria are indeed referred to as blue-green algae because of their color and photosynthetic capabilities.

### Step 2: Analyze the second statement
**Statement:** Golden algae are also called diatoms.
**Analysis:** This statement is incorrect. Golden algae are not called diatoms; they are referred to as chrysophytes. Diatoms are a different group of algae characterized by their silica cell walls.

### Step 3: Analyze the third statement
**Statement:** Eubacteria are also called false bacteria.
**Analysis:** This statement is incorrect. Eubacteria are not referred to as false bacteria; rather, the term "false bacteria" is often used to refer to Archaebacteria. Thus, this statement is wrong.

### Step 4: Analyze the fourth statement
**Statement:** Phycomycetes is called the algal fungi.
**Analysis:** This statement is correct. Phycomycetes are indeed referred to as algal fungi because they share characteristics with both fungi and algae.

### Conclusion
After analyzing all the statements, we find that the third statement regarding Eubacteria being called false bacteria is incorrect. Therefore, the wrong statement is:

**Answer:** Eubacteria are also called false bacteria.

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