Question | Answer |
What does arthropoda mean? | Jointed foot |
What are appendages used for? | Moving about, capturing prey, feeding, mating, and sensing their environment |
What do arthropods have? | They have bilateral symmetry, segmented bodies, an exoskeleton, a body cavity, a digestive system with two openings, and a nervous system |
What do most arthropods species have? | Separate sexes and reproduce sexually |
Appendage | Jointed structures of arthropods |
Exoskeleton | Hard outer covering that all arthropods have |
Molting | The process where the exoskeleton is shed and replaced with a new one |
Spiracle | Openings on insects that air enters through and waste gases leave the insect's body through |
Metamorphosis | A series of changes in body form for insects |
Where do arthropods live? | They adapt to living in almost every environment |
What about the arthropod's size? | The size of arthropods range from microscopic dust mites to the large Japanese spider crab (spider crabs have legs that span more than 3 meters) |
What are the bodies of arthropods similar to? | They are divided into segments that are similar to those of segmented worms. Some have many segments, but others have segments that are fused together to form body regions |
How do arthropods make sure their new exoskeleton has room for growth? | The animal swallows air or water to increase its exoskeleton's size |
What is the name of one of the largest kinds of ant? | The carpenter ant |
What are the names of the 3 parts of the ant? | Head, Thorax (middle), Abdomen (back) |
What does the head have? | A pair of antennae, eyes and a mouth |
What is the antennae used for? | Touch & smell |
What choices of eyes are there? | Simple and compound |
What do simple eyes do? | Detect light and darkness |
What do compound eyes do? | Have many lenses, detect color and movement |
Where do 3 pairs of legs attach if there are wings attached at the thorax? | Thorax |
Some insects do not have what? | Wings |
Some only have wings for how long? | Part of their lives |
Where are reproductive structures found? | Abdomen |
Females lay how many eggs? | Thousands, but only a fraction of them turn into adults |
What kind of circulatory system does it have? | Open, it carries digested food to cells and removes wastes |
What animal is an example of complete metamorphosis? | Butterflies |
What animal is an example of incomplete metamorphosis? | Grasshopper |