Which of the following is an example of short day plant?

Options

A. Tobacco
B. Sugarbeet
C. Wheat
D. Radish

Answer

**Step-by-Step Solution:**

1. **Understand the Definition of Short Day Plants:**
Short day plants are those that require a longer duration of darkness (night) than light (day) to initiate flowering. They typically flower when the day length is shorter, meaning they need more hours of darkness.

2. **Analyze the Options Provided:**
The options given are:
- Tobacco
- Sugar beet
- Wheat
- Radish

3. **Identify Which Plants Are Short Day Plants:**
- Tobacco: This is known to be a short day plant as it flowers when the nights are longer.
- Sugar beet: This is generally classified as a long day plant.
- Wheat: Wheat is also a long day plant.
- Radish: Radish can be classified as a short day plant, but it is more commonly associated with being a day-neutral plant.

4. **Select the Correct Answer:**
Among the options, tobacco is the most recognized example of a short day plant. Therefore, the correct answer to the question is **Tobacco**.

**Final Answer:**
Tobacco is an example of a short day plant.

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