Insects

Spider is not an insect because

• it has 7 legs.

• it does not have antenna.

• it has 8 legs.

• its body is divided into 4 parts.

The body of an insect is divided into:-

• head and antenna

• head , thorax and wings

• wings , legs and abdomen

• head , thorax and abdomen

Why is this insect useful for us ?

• as it gives us silk thread.

• as it gives us honey.

• because it gives us lac .

• because it eats the pests which destroy the crops.

Insects have no (a)   .

(a)   means shifting of pollen grains from one place to another.

Do you think honeybee is a useful or harmful insect ? Justify your answer.

Can we protect ourselves from harmful insects ? Yes or No ? Support your answer.