a swamp grass which is cultivated as a source of food

The phrase “a swamp grass which is cultivated as a source of food” is describing rice.

What the phrase means

• The wording matches dictionary-style definitions of rice , often given as “a swamp grass that is widely cultivated as a source of food, especially in Asia.”

• Rice plants grow in wet, often flooded fields (paddies), which is why they are described as a swamp or wetland grass.

Quick Scoop

• Name of the plant: Rice (Oryza sativa for most cultivated rice).

• Why “swamp grass”? It thrives in waterlogged soils and shallow standing water, unlike many other cereal crops.

• Why important? Rice is a staple food feeding billions of people, especially across Asia, where it is one of the primary calorie sources.

So, if you see the clue “a swamp grass which is cultivated as a source of food,” the intended answer is rice.

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