The plant introduced into India as a seed conatinment of imported wheat causing pollen allergy is

Options

A. Pistia
B. Eichornia
C. Parthenium
D. Vitis

Answer

**Step-by-Step Solution:**

1. **Identify the Context:** The question asks for a specific plant that was introduced into India as a seed contaminant of imported wheat and is known to cause pollen allergies.

2. **Historical Background:** In the 1950s, India faced a famine which led to the importation of wheat from the USA. This was a critical time when the country needed to ensure food security.

3. **Introduction of Contaminants:** Along with the imported wheat, an invasive weed was inadvertently introduced. This weed is often associated with the wheat seeds.

4. **Name the Plant:** The plant in question is commonly known as Parthenium, also referred to as Carrot Grass.

5. **Impact of the Plant:** Parthenium is notorious for causing various allergic reactions, including pollen allergies, hay fever, asthma, and bronchitis. The allergens responsible for these reactions include substances like Ambrosin and Parthenin.

6. **Conclusion:** Therefore, the correct answer to the question is Parthenium.

**Final Answer:** The plant introduced into India as a seed contaminant of imported wheat causing pollen allergy is Parthenium.

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