Let's see if you can remember some of the terminologies used in this site.

 

NEWater Puzzle

 

DOWN

1

 

The process of removing salt from water (sea water)

2

 

Simplest unit of a chemical substance, usually a group of two or more atoms.

3

 

Allow liquids or gases to go through it.

5

 

Being or consisting of living plants and animals. It may also mean not using artificial chemicals in the production of plants and animals for food.

 

ACROSS

4

 

Tissue that covers or connects animal or plant cells.

6

 

Fit to drink

7

 

The process in plants and animals by which a liquid moves gradually from one part of the body or the plant to another through a membrane.

 

 

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