Study of Algae is called

Options

A. phycology
B. phytology
C. mycology
D. phenology

Answer

### Step-by-Step Solution:

1. **Understanding the Question**: The question asks for the term used to describe the study of algae.

2. **Breaking Down the Terms**:
- The prefix "phyco-" is derived from the Greek word for algae.
- The suffix "-logy" means "study of".

3. **Combining the Terms**: When we combine "phyco" and "logy", we get "phycology", which directly translates to the study of algae.

4. **Identifying Related Terms**:
- Other related biological studies include mycology (study of fungi) and botany (study of plants).
- Understanding these terms helps to clarify what phycology specifically refers to.

5. **Eliminating Incorrect Options**:
- Mycology is not the answer as it refers to fungi.
- Phenology refers to the study of seasonal changes in life cycles, which is also not relevant to algae.

6. **Conclusion**: The correct answer is "phycology", which is the scientific term for the study of algae.

### Final Answer:
The study of algae is called **phycology**.