Agricultural science 1st term Scheme of work jss one

1.Solitary Bees – Most bees in the world are solitary. Mated female live alone in a hole or burrow into well drained soil or soft brick mortar. They have a short life span.Adults live for about 6 to 8 weeks. They do not sting because they do not store honey. Solitary bees are used for pollinating flowers.

2.Bumble Bees – These bees live together in colonies and store honey and pollen in wax as food to be used in time of food shortage. There are two types; Bombus bumble bees and Cuckoo bumble bees. Bombus have three social class, a female queen, partially developed female workers and male drones. A colony can contain 1 queen, 300 workers and few drones. Cuckoo have the males and females living separately except during the period of mating. They have no workers.3.Honey Bees – They live as a large colony in a large cavity or man made hives. They have three castes, 1 queen, 70,000 wokers and300 male drones. At the centre, the queen bee lays eggs which developinto workers. The drone eggs are laid later. A typical honey bee hive may contain1 queen250 t0 300 drones20,000 female forages40,000 female house bees5000 to 7000 eggs7000 to 11000 larvae being fed16,000 to 24,000 larvae developing into Eggs