Statement 1 is correct: Although less common than coffee, tea is grown in the high-altitude regions of Andhra Pradesh (such as the Chintapalli and Araku areas).

Statement 2 is correct: Kerala is a major tea producer, especially in the Munnar, Wayanad, and Idukki districts.

Statement 3 is correct: Himachal Pradesh is famous for its Kangra Tea, which holds a GI tag and is known for its unique flavor.

Statement 4 is correct: Tripura is a significant tea-producing state in the Northeast, ranking among the top 5-6 producers in the country.

Note: This is a UPSC Prelims 2022 Previous Year Question. Per the Official Answer Key, Andhra Pradesh is included as a tea-producing state.