The Insects (class Insecta)
Observations1. Body division
-3 body division: head, thorax and abdomen
Number of jointed appendages
-there are six(6) appendages
Body Covering
-chitinous material
Antennae
-two(2) short and very sensitive
2. Eyes- three(3) compound eyes situated high upon its head
Mouth
-two(2) pairs of polpi/ (refers) feelers of lower jaw
-two(2) pairs of haw(mandible and naxilae)
-the upper lip(labrum), lower lip(labium)
Wings
-the wings of the grasshopper vary in color
Spiracles
-opening of the trachae
Ovipositor
-it is the one who dug a hole in the ground for the eggs
Sting
-sharp weapon w/ which some insects armed
3. -metamorphosis is which involves changes in form
Complete metamorphosis
-the insect passed through all the stage
Incomplete Metamorphosis
-the young undergo marked change so that they will not look like adults
Gradual (incomplete) metamorphosis
-the young are like the adults but there are gradual growth of the body, legs and wings
Applications1. -because of their sizes . They are hard to kill and they can adopt to the environment
2. for example: in bees, they are man's friend because of their honey
-another one is termites, they are harmful by decaying/ destroying woods
3. -by using insecticides in order to kill pests
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Source: Justin D. Bertiz
Special thanks to: Justin D. Bertiz
Note:(sorry
po kung may iba akong maling sinulat... di ko kasi mabasa yung sulat ng
source ko ehh... pinagtyagaan ko basahin yun kaya kung pwede po
pagtyagan niyo na lang din po yan... sana po nakatulong ako...)thanks...