I. Choose the correct option: 1. What are the crops grown in commercial farms called? o (b) Cash crops 2. Your uncle has a large farm. He rears animals along with farming. He is practising o (b) Mixed farming 3. Assertion (A): Agriculture is the mainstay and the backbone of India's economy. o Reason (R): It provides employment to millions of people. o (b) Both A and R are true but R does not explain A. 4. Commercial farming is prevalent in areas where landholdings are large and market economy is well developed. o (a) large 5. 'Slash and burn method' refers to Shifting agriculture. o (b) Shifting 6. Which of the following crops are associated with Shifting ag...