Animal Biology – Biology 11

Biology 11 – Student Templated Powerpoint Notes

PHYLUM ARTHROPODA : “jointed” foot” NAME _______________ DATE _______________

In this presentation of notes we will:

• Examine members of the Phylum Arthropoda and describe their unifying characteristics • Describe how arthropods carry out their life functions • Compare how arthropods have evolved to adapt to different niches • Demonstrate a knowledge of the diverse ecological roles of arthropods

Major Classes of Arthropods

Subphylum Class includes

Subphylum Class includes

Subphylum Class includes

Subphylum Class includes

Subphylum Class includes

Subphylum Class includes

Animal Biology – Biology 11

Biology 11 – Student Templated Powerpoint Notes

Shared characteristics of Arthropods

• ______________ and ______________________________

• Jointed _____________________________

• ____________________________________ secreted by the epidermis

• 3 body regions (_________________________________________)

• Respiration by _______________________________________________________

• _______________ circulatory system

• ____________________________________________: compound eyes, tympanum (drum-like ear) antenna (touch, smell, chemical reception)

• _______________________________ with mouth, specialized organs and anus

• ___________________: fertilization is usually ____________________

• Developed __________________________________ connected by a ring and

double ____________________________________

• Found in _______________________________ and ____________ environments

Let’s take a closer look at a few different Classes of Arthropods….

• Exoskeleton….. • Have a head…..

• Have a thorax…..

• Have an abdomen…..

Animal Biology – Biology 11

Biology 11 – Student Templated Powerpoint Notes

• Insects respire …… therefore the circulatory system does not need closed vessels • Most insects hatch….. • Insects…. (undergo metamorphosis)

Class Malacostraca : The Crustaceans

• Head and thorax are often ___________________________________ • Head includes ________________ with ___________________________________

___________________________________________________________________

• 8 _________________________

• ___________________ is almost completely covered by a ____________________

• ____________________ often used for swimming

see next page….

Animal Biology – Biology 11

Biology 11 – Student Templated Powerpoint Notes

• Eyes are ___________________________ (stalked eyes allow the crustacean to pull them in for protection or see in many different directions)

• ___________________________________, some with modified pincers

• ___________________________ stomach

• Centralized _________________________

Ecological Roles of Arthropods

• ________________ • Production ____________________

• Recycle ______________________

_____________________________

• Form _________________________ with other organisms (see left)

• Part _______________________