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Environmental Science and Human Impact Quiz

#1

Which gas is primarily responsible for trapping heat in the Earth's atmosphere?

Carbon dioxide
Explanation

Carbon dioxide traps heat through the greenhouse effect.

#2

Which of the following is a renewable source of energy?

Solar power
Explanation

Solar power is renewable as it relies on the sun's energy.

#3

Which of the following is NOT a greenhouse gas?

Oxygen
Explanation

Oxygen is not a greenhouse gas; it does not contribute significantly to the greenhouse effect.

#4

Which of the following is a primary cause of deforestation?

Logging
Explanation

Logging involves the removal of trees, leading to deforestation.

#5

What is the term for the process of converting waste materials into reusable material?

Recycling
Explanation

Recycling transforms waste into reusable materials, reducing resource consumption and waste.

#6

Which of the following is a characteristic of an invasive species?

It outcompetes native species
Explanation

Invasive species often outcompete native species for resources, disrupting ecosystems.

#7

What is the term used to describe the process by which plants use sunlight to convert carbon dioxide and water into food?

Photosynthesis
Explanation

Photosynthesis is the process by which plants produce food using sunlight.

#8

Which of the following pollutants is a major contributor to acid rain?

Sulfur dioxide
Explanation

Sulfur dioxide combines with water vapor to form sulfuric acid in the atmosphere, causing acid rain.

#9

What is the term used to describe the gradual increase in the Earth's average temperature due to human activities?

Climate change
Explanation

Climate change refers to the long-term alteration of temperature and typical weather patterns, largely caused by human activities.

#10

Which of the following is a non-point source of water pollution?

Runoff from agricultural fields
Explanation

Runoff from agricultural fields carries pollutants into water bodies, contributing to non-point source pollution.

#11

Which of the following is a consequence of ocean acidification?

Reduced growth rates of marine organisms
Explanation

Ocean acidification impedes the ability of marine organisms to build and maintain their shells and skeletons, affecting their growth.

#12

What is the term used to describe the loss of a species from a particular habitat?

Extinction
Explanation

Extinction occurs when a species completely disappears from its habitat.

#13

What is the term for the variety of life on Earth, including the diversity of species, ecosystems, and genetic diversity?

Biodiversity
Explanation

Biodiversity encompasses all forms of life on Earth and their interactions.

#14

What is the main cause of ozone depletion in the Earth's stratosphere?

Chlorofluorocarbons (CFCs)
Explanation

Chlorofluorocarbons released from human activities destroy ozone molecules in the stratosphere.

#15

Which international agreement aims to reduce greenhouse gas emissions to mitigate climate change?

Paris Agreement
Explanation

The Paris Agreement sets global targets for reducing greenhouse gas emissions.

#16

Which of the following is a major source of indoor air pollution in developing countries?

Solid fuel combustion for cooking
Explanation

Burning solid fuels for cooking indoors releases pollutants, contributing to indoor air pollution.

#17

What is the term for the loss of soil fertility and productivity?

Degradation
Explanation

Soil degradation occurs when soil loses its ability to support plant growth due to various factors.

#18

Which of the following is a major factor contributing to the loss of biodiversity?

Climate change
Explanation

Climate change alters habitats and disrupts ecosystems, leading to biodiversity loss.

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