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What is an algal bloom ?...

What is an algal bloom ?

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### Step-by-Step Solution: 1. **Definition of Algal Bloom**: An algal bloom is a rapid increase or accumulation of algae in water bodies, which can be observed as a distinct coloration of the water. 2. **Conditions for Algal Bloom**: The occurrence of algal blooms is often due to the presence of excess nutrients, particularly organic matter such as nitrogen and phosphorus, in the water. 3. **Sources of Nutrients**: These nutrients can come from various sources, including agricultural runoff, wastewater discharge, and other human activities that introduce organic matter into aquatic ecosystems. ...
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