Question | Answer |
Invertebrate animals | Animals that have no backbone. |
What are characteristics of arthropods? | Arthropods have hard exoskeletons, body segments and jointed legs. |
What is the function of the exoskeleton? | It is to prevent water loss and protection. |
Traits of arachnids (3) | They have: up to 8 eyes, 2 body segments, and no antennae. |
Traits of insects (4) | They have: compound eyes, 3 pairs of legs (6 legs total), 3 body sections (head, thorax and abdomen), and 1 or 2 pairs of wings. |
Characteristics of fish | -Cold-blooded vertebrates
-Streamlined bodies
-Gills
-NO bony skeletons |
What are cartilaginous fish? | These are fish with jaws. |
Where do amphibians spend part of their life? | In the water and on land. |
What will happen to amphibians without water? | They will dry out. |
Why can reptiles live on land? | Because they have lungs and skin that preserves water. |
Do some mammals really have pouches? | Yes, some do! |
Exoskeleton | --prevents water loss and protection
--made of chitin |
What do jawless fish not have? | They do not have jaws. |
What fraction of animals are invertebrates? | 19/20 |
The life span of a fourth generation monarch butterfly is 8-10 months. What does this mean? | The fourth generation monarch butterfly larva that hatches in September will probably life until the following April. It will live for about 8-10 months. |
What is the biggest different between complete and incomplete metamorphosis? | The amount of time and change that happens. |
The 4 stages to complete metamorphosis are ______________________________________. | egg, larva, pupa, and adult |
The 3 stages to incomplete metamorphosis are ______________________________________. | egg, nymph, and adult |
How long does complete metamorphosis take? | It takes several weeks. |
How long does incomplete metamorphosis take? | It takes up to 2 years to happen. |
Cold-blooded animals | An animal that gets its body heat from its surroundings |
What type of metamorphosis does a butterfly go through that has wings just a few weeks after hatching? | Complete metamorphosis |
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