Maize is often grown in Mizoram as a:

The correct answer is: a) Cash crop.

Maize is a major cash crop in Mizoram. It is grown in the hilly areas of the state, and is used to make a variety of products, including food, feed, and fuel. Maize is also a major source of income for many farmers in Mizoram.

Here is a brief explanation of each option:

• a) Cash crop. A cash crop is a crop that is grown primarily for sale, rather than for personal consumption. Maize is a major cash crop in Mizoram, and is grown in the hilly areas of the state. It is used to make a variety of products, including food, feed, and fuel. Maize is also a major source of income for many farmers in Mizoram.
• b) Intercrop with rice. Intercropping is a method of farming in which two or more crops are grown together in the same field. Maize is often intercropped with rice in Mizoram. This helps to improve soil fertility and reduce the risk of pests and diseases.
• c) Fodder crop. A fodder crop is a crop that is grown to feed livestock. Maize is not a major fodder crop in Mizoram. However, it is sometimes used to feed livestock, particularly during the dry season.
• d) Source of biofuel. Biofuel is a fuel that is produced from renewable resources, such as plants. Maize is not a major source of biofuel in Mizoram. However, it is sometimes used to produce ethanol, which is a type of biofuel.