Assignment task:
Study of different stages in development of an insect, helps in timing the control operations as also forcasting the insect epidemics. Need Assignment Help?
Methods:
1. Observe and diagramatically represent the different growth stages of these insects (Wasp, butterfly, grasshopper, a plant bug and a dragon fly).
2. Note the external characteristics of the adult and immatures (young, nymph, naiads larvae and pupae).
Problems:
1. Label the various stages of the listed insects.
2. How does a nymph differ from its adult?
3. Name the various stages of development in a moth, and write their characteristics.