The largest and smallest flowers are of 1 metre and 0.1 mm size. They belong to

Options

A. Wolffia and Sapria
B. Rafflesia and Wolffia
C. Rafflesia and Salvinia
D. Rafflesia and Sapria

Answer

To answer the question regarding the largest and smallest flowers, we will follow these steps:

### Step-by-Step Solution:

1. **Identify the Sizes of the Flowers**:
- The largest flower is stated to be 1 meter in size.
- The smallest flower is stated to be 0.1 mm in size.

2. **Research the Flowers**:
- The largest flower, known to be Rafflesia, is recognized for its impressive size and can reach up to 1 meter in diameter.
- The smallest flower, known as Wolffia, is a tiny aquatic plant that measures about 0.1 mm in size.

3. **Classify the Flowers**:
- Both Rafflesia and Wolffia belong to the group of flowering plants known as angiosperms, which are characterized by the presence of flowers.

4. **Understand the Nature of Rafflesia**:
- Rafflesia is a parasitic plant that derives nutrients from its host plant, which is why it does not have the typical green leaves or stems.

5. **Understand the Nature of Wolffia**:
- Wolffia is notable for its microscopic size and contains both male (stamen) and female (pistil) reproductive structures, allowing it to be classified as a flower despite its small size.

6. **Conclude the Answer**:
- Therefore, the largest flower (1 meter) belongs to the genus **Rafflesia**, and the smallest flower (0.1 mm) belongs to the genus **Wolffia**.

### Final Answer:
The largest flower is from the genus **Rafflesia**, and the smallest flower is from the genus **Wolffia**.

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