Answer:
D. Production of oxygen bubbles will increase as distance of plants from the light source decrease
underground creatures
Explanation:
because man never knows what is going on under water all the time
The farmer's action most likely have a negative impact on the ecosystem because may be there is no predator or controlling agent of that bird.
<h3>Why introduction of new bird cause problem?</h3>
We know that one organism is responsible for controlling the population of other organism so if such type of controlling agent is present, the organism grow rapidly and can harm the whole ecosystem.
So we can conclude that farmer's action have a negative impact on the ecosystem due to presence of no predator or controlling agent of that bird.
Learn more about bioagent here: brainly.com/question/842527
H20+Sunlight+CO2=C6H12O6
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Water Carbon Dioxide Glucose