NEET BIOLOGY

ECOLOGY

ENVIRONMENTAL ISSUES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The Amazon Rainforest helps convert ____ into clean breathable air.
A
hydrogen
B
carbon dioxide
C
helium
D
plants
Explanation: 

Detailed explanation-1: -The Amazon Rainforest is the largest tropical ecosystem on the planet and holds thirty percent of the world’s flora and fauna. Trees in the rainforest absorb the carbon dioxide that people exhale and produce the oxygen that we need to breathe.

Detailed explanation-2: -The Amazon rainforest serves as one of Earth’s largest reservoirs of carbon dioxide, helping regulate global climate patterns through the sequestration and storage of carbon dioxide in above-ground bio mass and soil.

Detailed explanation-3: -If rainforests were Earth’s respiratory system, the Amazon would be a full lung. The region holds half of the tropics’ undisturbed forests. Its flora absorb 1.5bn tonnes of carbon dioxide (CO2) a year, equivalent to 4% of emissions from fossil fuels. This lung is being deforested at cancerous rates.

Detailed explanation-4: -Over the past 2 decades, trees in the Amazon have been dying at an increasing rate, rendering the massive jungle a weaker absorber, or “sink, ” of CO2, which plants take up during photosynthesis, forest ecologists report.

Detailed explanation-5: -Not just for food, water, wood and medicines, but to help stabilise the climate-around 76 billion tonnes of carbon is stored in the Amazon rainforest., The trees in the Amazon also release 20 billion tonnes of water into the atmosphere per day, playing a critical role in global and regional carbon and water cycles.

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