Answer:#2 ia chloroplasts #3 is no
Explanation:
<span>Excess nitrogen is brought in the pond from the fertilizer, which are ladden in nitrogen and phosphorous, and rain water or running water takes that nitrogen to the water bodies.Bacteria must have come from the sewage disposal in the pond. Sewage is rich in organic material and allows proliferation of bacteria, which is taken to the pond when the sewage is disposed in the pond.</span><span />
Answer:
Nitrogen oxide air pollution has the following impacts:
- Nitrogen oxides are respiratory irritant.
- causes photochemical smog
- Acts as ozone precursor.
Explanation:
- Oxides of nitrogen, when inhaled causes severe damage to the lungs and destroy the lung tissues causing severe respiratory problems.
- Presence of oxides of nitrogen in atmosphere creates a brown haze over the sky and results in photochemical smog.
- oxides of Nitrogen undergo decomposition in presence of sunlight resulting in formation of ozone. thus, it is a ozone precurzor.
- Ozone is very harmful when present at ground level.
Both a b c are the right answer choice for this question
