Agriculture includes the preparation of plant and __ products for people to use and their __ to markets.

Agriculture provides most of the world’s food and __.

Cotton, wool, and leather are all agricultural __.

Agriculture includes such forms of cultivation as hydroponics and aquaculture. Both involve farming in __.

Hydroponics is the __ of growing plants in nutrient solutions. Aquaculture is primarily the cultivation of __.

Crops are __ according to the season, type of soil, and amount of water needed.

In coastal West Africa, farmers plant corn soon after the first rains of the __ season. They often use an ancient __ of clearing called slash-and-burn.

First, the farmers cut all the brush in their plot. When the vegetation dries, they set fire to it. The __ from the fire makes the soil easy to turn, and the burned vegetation __ it. The farmer then sows kernels of corn saved from the previous year’s __.

The practice of growing several crops in the same plot is called __ which prevents moisture loss and soil __ from seasonal rains; by covering most of the ground with __.

__ supplies water for the growing plants.

Animal __ is another system of agriculture.

In many countries, domesticated animals are an important __ of food.

For example, the Fulani people in West Africa have long been __. They move with their cattle __ from one __ area to another.