Fructose is a ketose sugar and also called

Options

A. an aldose
B. fruit sugar
C. cane sugar
D. corn sugar

Answer

To answer the question "Fructose is a ketose sugar and also called," we need to analyze the options provided and understand the characteristics of fructose.

### Step-by-Step Solution:

1. **Identify the Type of Sugar**:
- Fructose is classified as a ketose sugar. This means it contains a ketone functional group. Specifically, in fructose, the ketone group is located at the second carbon atom.

2. **Examine the Options**:
- **Option 1: Aldose** - This is incorrect because aldoses contain an aldehyde group, not a ketone group.
- **Option 2: Fruit Sugar** - This is a common name for fructose because it is predominantly found in fruits and is known for its sweetness.
- **Option 3: Cane Sugar** - This is another name for sucrose, which is a disaccharide composed of glucose and fructose, not fructose itself.
- **Option 4: Corn Sugar** - This typically refers to glucose (dextrose), not fructose.

3. **Determine the Correct Answer**:
- Based on the analysis, the correct answer is **Option 2: Fruit Sugar**. Fructose is indeed known as fruit sugar due to its high presence in fruits and its sweet taste.

### Final Answer:
Fructose is a ketose sugar and is also called **fruit sugar**.

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