………acid is present in tomato.

Options

A. Oxalic
B. Citric
C. Tartaric
D. Methanoic

Explanation

To determine which acid is present in tomatoes, we can follow these steps:

### Step 1: Identify the options
The question provides four options:
1. Oxalic acid
2. Citric acid
3. Tartaric acid
4. Methanol acid

### Step 2: Understand the nature of acids in fruits and vegetables
Fruits and vegetables contain organic acids that are generally non-corrosive and beneficial to the body. These acids contribute to the flavor and nutritional value of the produce.

### Step 3: Analyze the characteristics of tomatoes
Tomatoes are known for their sour taste, which indicates the presence of organic acids. The sourness of tomatoes can vary depending on their ripeness.

### Step 4: Determine the most common acid in tomatoes
Among the options provided, citric acid is well-known for being present in many sour fruits, including tomatoes. It is responsible for the tart flavor and is also associated with vitamin C.

### Step 5: Confirm the presence of citric acid
Citric acid is soluble in water, which allows it to be easily absorbed by the body. This property makes it a significant component in many fruits, including tomatoes.

### Conclusion
Based on the analysis, the acid that is present in tomatoes is **citric acid**.

### Final Answer
The correct answer is **citric acid** (option 2).

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