My Crossword Maker Logo
Powered by BrightSprout
Controls:
SPACEBAR SWITCHES TYPING DIRECTION
Answer Key:
Edit a Copy:
Make Your Own:
Crossword Word Search Worksheet
Rate This Puzzle:
Log in or sign up to rate this puzzle.

Ch 7: Simple Animals Key Science Words

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Across
2
Example of an organism that does not show symmetry;
4
The balanced arrangement of body parts around a center point or along a center line;
7
A thin, fleshy tissue which covers soft-bodied animals
9
Name for a young worm with a protective coating
10
Animals without backbones
12
The simplest worm; have flattened body and three layers of cells
14
Animals with backbones
15
A common freshwater flatworm that is not a parasite; less than one centimeter long; flat body with muscles;
Down
1
Simple invertebrates that have pores;
3
Worms that have long bodies with pointed ends; have three layers of cells; small and can't be seen without a microscope; hosts are people, dogs, cats, or even plants;
4
Worms with bodies divided into sections called segments;
5
Animals with stinging cells and hollow, sack like bodies that lack organs; most live in ocean; usually very beautiful and delicate;
6
Animals with soft body that is usually protected by a hard shell; example: clam
8
Arm like parts of many stinging-cell animals;
11
A roundworm that is a parasite of humans; enter through the skin of the feet; feed on the host's blood in the intestines;
13
A kind of flatworm that has a flattened, ribbonlike body divided into sections; live in the intestine of almost any kind of vertebrate; has suckers and hooks on one end that are used to hold onto the intestine of its host; have no mouth or organs to digest food; absorb food that the host has already digested;
15
A small opening in a simple invertebrate;
16
Opening through which undigested food leaves the body