KBC 2021 | Which of these crop is known as ‘White Gold’? KBC 2021, Check the correct answer to the question - Which of these crop is known as 'White Gold'? By Chirag Gaur - September 8, 2021 KBC 2021, The options for the question – Which of these crop is known as ‘White Gold’? Soybean Rajma Cotton Petha The correct answer is Cotton.