Select an incorrect statement.

Options

A. Leaves are often converted into tendrils for climbing as in peas.
B. Leaves are often converted into spines in cacti.
C. n Australian acacia, the leaves are large but short-lived.
D. Fleshy leaves of onion and garlic store food.

Answer

To solve the question of selecting the incorrect statement, we will analyze each statement one by one based on the information provided in the video transcript.

### Step-by-Step Solution:

1. **Statement A**: "Leaves are often converted into tendrils for climbing as in peas."
- **Analysis**: This statement is correct. In plants like peas, leaves are modified into tendrils which help them climb.

2. **Statement B**: "Leaves are often converted into spines in cacti."
- **Analysis**: This statement is also correct. In cacti, leaves are modified into spines to reduce water loss and for defense.

3. **Statement C**: "In Australian Acacia, the leaves are large but short-lived."
- **Analysis**: This statement is incorrect. In Australian Acacia, the leaves are actually small and short-lived. The petiole of the plant becomes green and performs photosynthesis instead.

4. **Statement D**: "Fleshy leaves of onion and garlic store food."
- **Analysis**: This statement is correct. The fleshy leaves of onion and garlic are indeed modified to store food.

### Conclusion:
Based on the analysis, the incorrect statement is **C**: "In Australian Acacia, the leaves are large but short-lived."