Go through the following matches
(i) Colocasia - Corm
(ii) Ginger - Rhizome
(iii) Turmeric - Corm
(iv) Canna - Rhizome
Which of these are correct ?

Options

A. (i), (ii) and (iii)
B. (i) and (ii)
C. (ii), (iii) and (iv)
D. (i), (ii) and (iv)

Answer

To solve the question, we need to analyze each of the matches provided and determine which ones are correct based on the definitions of corms and rhizomes.

1. **Colocasia - Corm**:
- A corm is a type of underground stem that is swollen and serves as a storage organ. It is typically short, thick, and may be spherical or subspherical in shape. Colocasia, commonly known as taro, is indeed known to have corms.
- **Conclusion**: This match is **correct**.

2. **Ginger - Rhizome**:
- A rhizome is a type of underground stem that grows horizontally and has nodes and internodes. It is a perennial structure that can produce new shoots and roots. Ginger is well-known for being a rhizome.
- **Conclusion**: This match is **correct**.

3. **Turmeric - Corm**:
- Turmeric is actually a rhizome, not a corm. It is similar to ginger in that it grows horizontally underground and has nodes and internodes. Therefore, this match is incorrect.
- **Conclusion**: This match is **incorrect**.

4. **Canna - Rhizome**:
- Canna is also known for its rhizomatous growth. Like ginger and turmeric, it has a horizontal underground stem that stores nutrients and can produce new shoots.
- **Conclusion**: This match is **correct**.

### Summary of Matches:
- (i) Colocasia - Corm: **Correct**
- (ii) Ginger - Rhizome: **Correct**
- (iii) Turmeric - Corm: **Incorrect**
- (iv) Canna - Rhizome: **Correct**

### Final Answer:
The correct matches are (i), (ii), and (iv).

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