Structural Organisation Of Animals
Crossword
Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
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Check
Across:
1.
Dense network of tiny blood vessels
3.
The largest portion of the alimentary canal
4.
In leech, excretion takes place by segmentally arranged paired tubules
Down:
1.
Also known as egg case
2.
Respiration takes place through this organ in leech
OK