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Life Science
Life Science Chapter 16 Lesson B Notes
| Question | Answer |
|---|---|
| Phylum _______ which means "jointed ______." | Arthropoda, foot |
| Characteristics of arthropods: most _______ phylum | numerous |
| Characteristics of arthropods: the class with the greatest number of species is the class ______. | anthropods |
| Characteristics of arthropods: there are about ___________ different species of insects | 800,000 |
| Characteristics of arthropods: they have jointed __________ | appendages |
| Characteristics of arthropods: includes ______ , arachnids (spiders) and crustaceans (crabs, lobsters) | insect |
| Characteristics of arthropods: important _____________, decomposers and pest | pollinators |
| Characteristics of arthropods: have _________ bodies | segmented |
| Characteristics of arthropods: live in a variety of ____________ | habitats |
| Characteristics of arthropods: have an exoskeleton made of __________ | chitin |
| Characteristics of arthropods: exoskeleton protects and reduces ________ loss | water |
| exoskeleton - a hard, nonliving outer ______ that supports and protects an animal | covering |
| Largest arthropod is the Japanese ________ crab. | spider |
| The typical insect body has _____ parts. | 3 |
| Head is the ___________ part | anterior |
| Head bears the eyes, the antennae and the ___________ | mouthparts |
| Thorax is the _____ section | middle |
| Thorax is composed of _____ segments | each |
| Thorax has _____ pairs of legs on pair on each segment | 23 |
| Thorax usually _____ pairs of wings. | 2 |
| (Thorax) Note some insects have only ______ pair of wings. | 1 |
| Abdomen most posterior of the three body _____ | regions |
| Abdomen composed of ______ segments | 11 |
| Abdomen contains the _________ organs | reproductive |
| A grasshopper has 3 different body systems called ____________, ________________, _________. | circulatory, respiratory and excretory |
| Grasshopper: Circulatory system have an ________ system where the blood does not remain in the vessels | open |
| Grasshopper: Circulatory system has a simple ______ with arteries to take blood away from the heart | heart |
| Grasshopper: Respiratory system have ________ or tiny, elastic tubes that air will enter and exit bringing in O2 and ridding of CO2 | tracheas |
| Grasshopper: Excretory system have malpihigan ________ where blood empties waste into and then the waste goes into the ____________ and out of the body | tubules, intestines |
| What is a change in body or form? | metamorphosis |
| The two types of life cycles found in insects are: | incomplete metamorphosis and complete metamorphosis |
| Incomplete metamorphosis: An example is a: | grasshopper |
| Incomplete metamorphosis: Goes through a series of _______ to grow | molting |
| Incomplete metamorphosis: young are called _____ | nymphs |
| Incomplete metamorphosis: young look like the adults but are just ______ in size | smaller |
| Complete metamorphosis: An example is a: | butterfly |
| Complete metamorphosis: There is a _________ change, the young look nothing like the adult | complete |
| Complete metamorphosis: Four stages: egg, ______, pupa and adult | larva |
| Complete metamorphosis: Larva stage is the most ________ - they eat a lot | active |
| ____________ stage uses the food to turn into the adult shape | Pupa |
| Centipedes have one pair of legs per body _______ | segment |
| Centipedes have a ________ body | flat |
| Centipedes have poisonous claws and are ________ | predators |
| Millipedes have _____ pairs of legs per body segment | 2 |
| Millipedes have ___________ body | rounded |
| Millipedes eat decaying material and _____ | plants |
| Insects have ________ eyes which have thousands of sections where during vision they receive a separate _________ from each section | compound, need second answer |
| There are ________ level in a bee society | need answer |
| Queen bee - only fertile ____________ (can lay eggs to make new bees) | female |
| Drones - males that ___________ the eggs of the queen bee | fertilize |
| Worker bees - are always females, have stinger, and kill _________ | drones |
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halelk2