State whether the following statements are true or false. Correct the false statements.

1. Animals play an important role in extensive commercial farming.
2. Crops such as wheat and corn are grown as plantation crops.
3. Terra roxa supports coffee cultivation in Brazil.
4. Rice cannot be grown on hill slopes.

1. False
   Correct Statement — Animals play an important role in mixed farming.

2. False
   Correct Statement — Crops such as wheat and corn are grown as food crops.

3. True

4. False
   Correct Statement — Rice can be grown on hill slopes using terrace farming.