Answer:1 is a
Explanation: the yellow tail snappers will grow larger in numbers cause their natural preditor is gone
Ps finish the second problem and I'll anwser it too
The lettuce is the producer, the lettuce starts the chain and keeps it going for the other ecosystems included in the chain.
<h2>Answer:</h2>
The lake with high level of intolerant fish has a high quality of water.
<h3>Explanation:</h3>
Intolerant fishes can be described as the fishes which need a special environmental conditions for their survival like high quality of nutrients, high oxygen content in water and temperature etc.
While tolerant fishes can live in a wide range of environments like low quality of water.
So when in a lake there is high amount of intolerant fishes it means it contains high amount of quality water.