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Classification-7Sci
Chapter 8.3
| Question | Answer |
|---|---|
| What are animals with backbones called? | Vertebrates. |
| What are animals without backbones called? | Invertebrates. |
| Name the two warmblooded members of Vertebrata. | Mammals and birds. |
| What are reptiles? | "Coldblooded vertebrates that breathe with lungs throughout their lives." |
| What coldblooded vertebrate undergoes metamorphosis? | Amphibians. |
| What are annelids? | Segmented worms. |
| What is "the largest group of water animals in the world"? | Mollusks. |
| Invertebrates with jointed feet are members of which phylum? | Arthropoda. |
| What is a parasite? | "An organism which lives in or on other organisms and obtains nutrients from them." |
| A sand dollar and starfish are examples of ________. | Echinoderms. |
| A jellyfish and all corals are _____________. | Coelenterates. |
| Mollusks have a muscular _________ used for locomotion. | Foot. |
| What do echinoderms have that other marine animals do not? | Spikes. |
| Are sea sponges living animals? | Yes. |
| An amoeba is an example of a _______________. | Protozoa. |
| Spiders, crabs, and insects are ___________________. | Arthropods. |
| What do arthropods have? | Jointed feet. |
| Is a seahorse a type of fish? | Yes. |