Question

Collect housefly, mosquito, ant, dung beetle, butterfly, moth and cockroach from your surroundings. Observe them with magnifying glass and fill the table.

a) What differences did you observe with regard to legs?

b) What differences did you observe with regard to wings?

c) Is there any relationship between the number of wings and legs?

Answer 1

a) In some insects legs are large in size whereas in some like Cockroach, Butterfly the legs are big in size.

b) In ant, housefly, mosquito and in dungbeetle a pair of wings are present whereas in butterfly, moth and cockroach 2 pairs of legs are present. In some like ant, housefly, mosquito the wings are small whereas in others they are big in size.

c) As the size of the wings increases the length of legs decreased. The number of legs in all the insects are 3 pairs whereas the wings are one or two pairs.