Question

Write about cockroches....short note

Answer 1

Answer:

these are very common house hold insects breeding mostly in the connecting machines and we were

they extend their activities to kitchens ,cupboards and wardrobe.they eat spoil good ,paper and cloths .they are also expected to be the cashier of many diesels . spraying ddt and another insecticides th their breeding places is an effective methods of control

Answer 2

Although not as distinctive as the eyes of dragonflies or houseflies, cockroaches' eyes are compound and are made of photoreceptor cells called ommatidia. A hard ring called the ocular sclerite surrounds the photoreceptors. Because of this compound structure, cockroaches see the world as a mosaic