Brett Vazquez1 Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Question | Answer |
What does annelids mean? | "little rings" |
What are setae? | bristle like structures on the outside of each body segment, they help move and "sense" the enviorment |
What type of symmetry do segmented worms have? | bilateral symmetry |
Segmented worms have 2 body openings, what is the posterior opening called | the anus |
Name 2 examples of segmented worms | earthworms, marine worms, and leeches |
What is the crop used for? | It is a sac used for storage |
What muscular structure located behind the crop grinds soil to bits of organic matter | the gizzard |
What are castings? | waste that piles up at the openings of earthworm burrows |
True or false, the earthworm has an open circulatory system | false |
What is the blood vessel on the top of its body called | the dorsal vessel |
What is the blood vessel on the bottom of its body called | the ventral vessel |
Do earthworms have gills or lungs? | Neither. They exchange oxygen and carbon dioxide through their skin |
How do earthworms reproduce? | They are hermaphrodites which means the produce both sperm and eggs but they cannot fertilize themselves |
How many species of marine worms are there? | More than 8,000 |
True or false, some marine worms can produce their own light | true |
Created by:
bvazquez
Popular Science sets