Sugar present in blood plasma of Cockroach is

Options

A. Sucrose
B. Glucose
C. Trehalose
D. Lactose

Answer

To answer the question regarding the sugar present in the blood plasma of cockroaches, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding the Question**: The question asks for the type of sugar found in the blood plasma of cockroaches. We need to identify the correct sugar from the given options: sucrose, glucose, trehalose, and lactose.

2. **Analyzing the Options**:
- **Sucrose**: This is a disaccharide composed of glucose and fructose. It is not the sugar found in cockroach blood plasma.
- **Glucose**: This is a monosaccharide and while it is a common sugar, it is not the primary sugar in cockroach blood plasma.
- **Trehalose**: This is a disaccharide made up of two glucose molecules linked together. It is commonly found in the blood plasma of cockroaches and is known for providing instant energy.
- **Lactose**: This is another disaccharide made up of glucose and galactose. It is not present in cockroaches.

3. **Identifying the Correct Answer**: Among the options, trehalose is the sugar that is present in the blood plasma of cockroaches. It serves as an important energy source, especially under abiotic stress conditions.

4. **Conclusion**: The correct answer is trehalose.

### Final Answer:
The sugar present in the blood plasma of cockroaches is **trehalose**.

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