Development of cockroach MCQ - Practice Questions with Answers

Development in Cockroach

• Their fertilised eggs are encased in capsules called ootheca. 
• Ootheca is a dark reddish to blackish brown capsule, about 3/8" (8 mm) long. 
• They are dropped or glued to a suitable surface, usually in a crack or crevice of high relative humidity near a food source.
• On an average, females produce 9-10 oothecae, each containing 14-16 eggs
• The development of cockroach is paurometabolous, meaning there is development through nymphal stage.
• The nymphs look very much like adults.
• The nymph grows by moulting about 13 times to reach the adult form.
• The next to last nymphal stage has wing pads but only adult cockroaches have wings