Statement 1 is Correct: Cotton is a major Kharif crop that requires high temperature, light rainfall or irrigation, and 210 frost-free days for its growth. Statement 2 is Correct: Groundnut is a Kharif crop and is one of the most important oilseeds produced during the monsoon season in India. Statement 3 is Correct: Rice is a staple Kharif crop that requires high temperature (above 25°C) and high humidity with annual rainfall above 100 cm. Statement 4 is Incorrect: Wheat is a Rabi crop, which is sown in winter (October to December) and harvested in spring (April to June). It requires a cool growing season and bright sunshine at the time of ripening.