The correct answer is: a) Rice and wheat.
Rice and wheat are the primary staple food crops grown in Bihar. Rice is the most important crop in Bihar, accounting for about 50% of the total cropped area. Wheat is the second most important crop, accounting for about 25% of the total cropped area. Other important crops grown in Bihar include maize, barley, millet, pulses, oilseeds, and vegetables.
Rice is a cereal grain that is widely grown and consumed in Asia. It is the staple food for over half of the world’s population. Rice is a member of the grass family and is closely related to wheat, barley, and oats. Rice is a semi-aquatic plant that grows in flooded fields. The rice plant has a long, slender stem that grows up to 1 meter tall. The leaves of the rice plant are long and narrow. The rice plant produces small, white flowers that are followed by grains of rice. Rice grains are oval-shaped and are about 5 mm long. Rice is a good source of carbohydrates, dietary fiber, and vitamins. It is also a good source of protein, especially when it is cooked with lentils or beans.
Wheat is a cereal grain that is widely grown and consumed in the world. It is the staple food for over one-third of the world’s population. Wheat is a member of the grass family and is closely related to rice, barley, and oats. Wheat is a cool-season crop that is grown in temperate climates. The wheat plant has a long, slender stem that grows up to 1 meter tall. The leaves of the wheat plant are long and narrow. The wheat plant produces small, white flowers that are followed by grains of wheat. Wheat grains are oval-shaped and are about 5 mm long. Wheat is a good source of carbohydrates, dietary fiber, and vitamins. It is also a good source of protein, especially when it is cooked with lentils or beans.