Symbiosis

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Across:

1. Illustrated by mutualism since the 2 partners depend on each other. (15)
4. An animal resembling a sea anemone unable to move from one place to another. (5,5)
5. Ecological relationship between organisms of different species living in direct contact with each other. (9)
7. Something which carries disease from one organism to another. (6)
9. The organism which carries a parasite. (4)
10. Animals such as sheep and cattle. (8)

Down:

2. A relationship where one organism derives its nutrition from another at the expense of the host. (10)
3. Illustrated by parasitism where one organism is always dependent of the other. (10)
6. Process which occurs in coral when the yellow algae inside it dies. (9)
8. Relationship in which both organisms benefit. (9)