SSC
BIOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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It was originally estimated by scientists that the carrying capacity of humans on Earth was approximately 1 billion people. The population of Earth is now OVER 7 billion people. What is the best EXPLANATION for this?
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Humans have greatly exceeded their carrying capacity.
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Humans now consume less resources than they did previously.
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Humans have become more efficient in producing and replenishing food resources.
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The Earth has continued to grow at the same rate as the human population.
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Explanation:
Detailed explanation-1: -five billion in 1987 (13 years later); six billion in 1999 (12 years later); seven billion in October 2011 (12 years later); eight billion on November 15, 2022 (11 years later).
Detailed explanation-2: -Seven billion of those thimbles would fill at least five Olympic-sized swimming pools. – Let’s say the average human is about 5 feet tall, accounting for children. If you stack those 7 billion people end to end, they would reach about 1/14th of the way to the sun – or 27 times the distance to the moon, Volpert said.
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