Mention a single word for the following. 1. Sexes are not separate. 2. Body wall with three layers.

Hi, I have a question and I hope anyone could answer it:

Mention a single word for the following. 

1. Sexes are not separate. 

2. Body wall with three layers. 

3. File like rasping organs in Mollusca. 

4. Segmentation of animal body. 

5. The property of a living organism to emit light. 

6. Alternation of generation in Cnidarians.