Leeches respire through……….while prawns respire through……… .

Explanation

To answer the question "Leeches respire through……….while prawns respire through………", we can break it down into the following steps:

### Step 1: Understand the concept of respiration
Respiration is the biological process in which organisms exchange gases with their environment. This involves taking in oxygen and expelling carbon dioxide.

**Hint:** Think about the general definition of respiration and its importance in living organisms.

### Step 2: Identify the respiratory mechanism in leeches
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