Question 1

Which of the following best describes the process of biological magnification, as illustrated by the increasing concentration of pollutants in organisms higher up the food chain?

Accepted Answer

Pollutants become more concentrated in the tissues of organisms at each successive trophic level, leading to the highest concentrations in top predators.

Question 2

Which of the following is a direct consequence of excessive fertilizer use in agriculture on aquatic ecosystems?

Accepted Answer

Eutrophication, leading to decreased oxygen levels and death of aquatic animals.

Question 3

Which of the following strategies would most effectively reduce the impact of human populations on non-renewable resource consumption?

Accepted Answer

Promoting recycling and reuse of materials.

Question 4

Which air pollutant is primarily responsible for the destruction of the ozone layer, as shown in the provided chart?

Accepted Answer

Chlorofluorocarbons (CFCs)

Question 5

A city decides to install green roofs on many of its buildings. Which of the following is NOT a direct benefit of this strategy?

Accepted Answer

Increased need for irrigation using non-renewable water sources.

Question 6

Which of the following best explains why plastics are a significant environmental concern in marine ecosystems, as shown in the image of ocean gyres?

Accepted Answer

Plastics accumulate in circulating gyres, persist for hundreds of years, and can harm marine life.

Question 7

Which of the following is a non-renewable resource that is heavily used in modern technology and can disrupt enzyme activity in the body if not disposed of properly?

Accepted Answer

Minerals such as heavy metals

Question 8

What is the primary reason that overgrazing by livestock in arid and semi-arid regions leads to desertification?

Accepted Answer

Overgrazing removes vegetation cover, leading to soil erosion and loss of productivity.

Question 9

Which of the following is a sustainable agricultural practice that helps maintain soil nutrients and biodiversity?

Accepted Answer

Crop rotation and use of ground cover species

Question 10

A region experiences frequent sinkhole formation after extensive groundwater extraction. Which resource is being depleted, and what is the likely consequence?

Accepted Answer

Aquifers; soil compaction and sinkholes

Question 11

Which of the following is a direct effect of increased atmospheric $$CO_2$$ due to fossil fuel burning?

Accepted Answer

Global warming and enhanced greenhouse effect

Question 12

Why is biodiversity considered a measure of ecological 'health'?

Accepted Answer

It reflects the variety of life and the resilience of ecosystems to disturbances.

Question 13

Which of the following is a sustainable strategy that individuals can adopt to reduce their environmental impact?

Accepted Answer

Maximizing recycling and reusing products for their full lifespan.

Question 14

Which of the following pollutants is most likely to cause acid rain, as indicated in the air pollutant chart?

Accepted Answer

Sulfur dioxide ($$SO_2)$$

Question 15

A developing country (LDC) with a rapidly growing population is most likely to experience which of the following environmental challenges?

Accepted Answer

Significant impact on local resources and increased pollution

Question 16

Which of the following is a consequence of deforestation that can further accelerate desertification?

Accepted Answer

Loss of vegetation cover leading to soil erosion

Question 17

Which of the following best describes the relationship between human population size and environmental impact?

Accepted Answer

Environmental impact is directly proportional to population size.

Question 18

Which of the following is a benefit of wetlands in urban environments?

Accepted Answer

They naturally filter groundwater, removing pollutants.

Question 19

Which of the following is a reason why reducing rural poverty is considered a strategy for sustainable development?

Accepted Answer

Providing economic alternatives reduces the need for habitat destruction for immediate survival.

Question 20

Which of the following is an example of a renewable resource that must still be managed to prevent depletion?

Accepted Answer

Plants and animals used for food

Human Impact on Ecosystems and Strategies for Sustainability

스터디 가이드 - 연습 문제

학습 가이드 - 플래시카드