Environmental Science Quizzes: Test Your Knowledge on Environmental Issues

Question 1

Which of the following describes ecosystems that can quickly recover from disturbances?

Accepted Answer

Resilient

Answer

Diverse

Answer

Sustainable

Answer

Stable

Question 2

What resource can be replenished naturally and is not depleted over time?

Accepted Answer

Solar energy

Answer

Coal

Answer

Natural gas

Answer

Crude oil

Question 3

Which greenhouse gas is primarily released by human activities?

Accepted Answer

Carbon dioxide

Answer

Methane

Answer

Nitrous oxide

Answer

Water vapor

Question 4

What is the primary energy source for most life on Earth?

Accepted Answer

Sunlight

Answer

Wind

Answer

Water

Answer

Fossil fuels

Question 5

Which form of pollution comes from dispersed sources?

Accepted Answer

Agricultural runoff

Answer

Factory emissions

Answer

Sewage treatment plants

Answer

Oil spills

Question 6

Which process describes how organisms regulate their internal conditions to maintain a stable environment?

Accepted Answer

Homeostasis

Answer

Adaptation

Answer

Symbiosis

Answer

Evolution

Question 7

Identify the primary cause of the environmental challenge known as climate change?

Accepted Answer

Increased levels of greenhouse gases

Answer

Deforestation

Answer

Overpopulation

Answer

Industrial activities

Question 8

Which practice aims to meet the needs of the present without compromising the ability of future generations to meet their own needs?

Accepted Answer

Sustainable development

Answer

Conservation

Answer

Recycling

Answer

Pollution control

Question 9

Which of the following is not considered a major air pollutant?

Accepted Answer

Oxygen

Answer

Carbon monoxide

Answer

Ozone

Answer

Nitrogen oxides

Question 10

What is the process by which plants use sunlight to convert carbon dioxide and water into glucose and oxygen called?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Combustion

Answer

Decompostion

Question 11

Which of the following is a source of renewable energy?

Accepted Answer

Solar energy

Answer

Fossil fuels

Answer

Nuclear energy

Answer

Coal

Question 12

What is the primary greenhouse gas emitted by human activities that contributes to global warming?

Accepted Answer

Carbon dioxide

Answer

Methane

Answer

Nitrous oxide

Answer

Chlorofluorocarbons

Question 13

Which of the following is not a practice of sustainable agriculture?

Accepted Answer

Monoculture

Answer

Crop rotation

Answer

Integrated pest management

Answer

No-till farming

Question 14

What is the main reason for deforestation in the Amazon rainforest?

Accepted Answer

Agriculture

Answer

Logging

Answer

Mining

Answer

Urbanization

Question 15

What is the primary goal of the Clean Air Act?

Accepted Answer

To protect the air quality

Answer

To regulate water pollution

Answer

To preserve endangered species

Answer

To promote renewable energy

Question 16

Which activity is a major contributor to air pollution?

Accepted Answer

Burning fossil fuels

Answer

Planting trees

Answer

Conserving energy

Answer

Recycling plastic

Question 17

What is the leading cause of deforestation globally?

Accepted Answer

Agriculture

Answer

Urbanization

Answer

Natural disasters

Answer

Climate change

Question 18

Which of the following energy sources is renewable?

Accepted Answer

Solar power

Answer

Coal

Answer

Natural gas

Answer

Nuclear power

Question 19

Which gas is primarily responsible for global warming?

Accepted Answer

Carbon dioxide

Answer

Oxygen

Answer

Nitrogen

Answer

Water vapor

Question 20

Which process helps plants remove carbon dioxide from the atmosphere?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Decomposition

Answer

Combustion

Question 21

What is the ultimate goal of sustainable development?

Accepted Answer

To ensure the present and future generations can meet their needs without harming the environment.

Answer

To maximize economic growth.

Answer

To eliminate poverty.

Answer

To protect the environment.

Question 22

Which of the following is the primary source of air pollution in cities?

Accepted Answer

Factories and industries

Answer

Deforestation

Answer

Farming and agriculture

Answer

Volcanic eruptions

Question 23

Which greenhouse gas is mostly released by human activities?

Accepted Answer

Carbon dioxide

Answer

Nitrogen dioxide

Answer

Carbon monoxide

Answer

Sulfur dioxide

Question 24

Which of these energy sources is considered renewable?

Accepted Answer

Solar energy

Answer

Coal

Answer

Natural gas

Answer

Nuclear energy

Question 25

What is the process by which plants use sunlight to create glucose from carbon dioxide and water?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Combustion

Answer

Decomposition

Question 26

What is the term for the practice of reducing waste by reusing, recycling, and composting?

Accepted Answer

The 3Rs

Answer

Landfilling

Answer

Incineration

Answer

Composting

Question 27

What is the term for the situation where the Earth's atmosphere traps heat, causing temperatures to rise?

Accepted Answer

Global warming

Answer

Ozone depletion

Answer

Acid rain

Answer

Smog

Question 28

Which human activity is a major source of greenhouse gases, contributing to climate change?

Accepted Answer

Cutting down forests

Answer

Recycling waste like paper and plastic

Answer

Generating electricity from renewable sources like solar and wind

Answer

Using electric vehicles instead of gasoline-powered vehicles

Question 29

Which of these is NOT a primary air pollutant?

Accepted Answer

Oxygen

Answer

Carbon dioxide

Answer

Nitrogen oxides

Answer

Methane

Question 30

What is a primary cause of ocean acidification?

Accepted Answer

Increased carbon dioxide absorption

Answer

Decreased pH levels

Answer

Oil spills

Answer

Overfishing

Question 31

Which of the following is a renewable energy source?

Accepted Answer

Solar energy

Answer

Coal

Answer

Natural gas

Answer

Nuclear energy

Question 32

What is the main goal of sustainable development?

Accepted Answer

Ensuring that we can meet the needs of the present generation without compromising the needs of future generations

Answer

Maximizing economic growth

Answer

Reducing pollution at any cost

Answer

Preserving natural resources for future use

Question 33

Which of these is a major greenhouse gas?

Accepted Answer

Carbon dioxide

Answer

Oxygen

Answer

Nitrogen

Answer

Argon

Question 34

What is the term for the loss of biodiversity due to human activities?

Accepted Answer

Extinction

Answer

Conservation

Answer

Adaptation

Answer

Deforestation

Question 35

What is an example of a non-point source of pollution?

Accepted Answer

Fertilizer runoff

Answer

Factories

Answer

Power plants

Answer

Cars

Question 36

What is the primary function of the ozone layer?

Accepted Answer

Protecting the Earth from harmful radiation

Answer

Regulating Earth's temperature

Answer

Producing oxygen

Answer

Filtering air pollution

Question 37

What is the process by which plants convert sunlight into energy called?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Transpiration

Answer

Pollination

Question 38

Identify a renewable energy source:

Accepted Answer

Solar energy

Answer

Coal

Answer

Natural gas

Answer

Nuclear energy

Question 39

Name the process by which plants convert sunlight into energy:

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Fermentation

Answer

Decomposition

Question 40

What is the main purpose of bioindicators in environmental monitoring?

Accepted Answer

Indicators of ecosystem health

Answer

Predictors of environmental problems

Answer

Tools for pollution control

Answer

Sources of renewable energy

Question 41

What is the process by which plants use sunlight to convert carbon dioxide and water into glucose?

Accepted Answer

Photosynthesis

Answer

Combustion

Answer

Decomposition

Answer

Respiration

Question 42

Which energy source is renewable and does not produce greenhouse gases?

Accepted Answer

Solar power

Answer

Coal

Answer

Nuclear power

Answer

Natural gas

Question 43

What term refers to the increase in Earth's average temperature over time?

Accepted Answer

Global warming

Answer

Pollution

Answer

Climate change

Answer

Ozone depletion

Question 44

Which of the following is a primary cause of deforestation?

Accepted Answer

Logging

Answer

Floods

Answer

Climate change

Answer

Forest fires

Question 45

What do we call the practice of reducing or eliminating the negative impact of human activities on the environment?

Accepted Answer

Environmental conservation

Answer

Environmental degradation

Answer

Pollution control

Answer

Ecosystem restoration

Question 46

Which benefit is associated with recycling?

Accepted Answer

Reduces waste in landfills

Answer

Increases air pollution

Answer

Harms wildlife

Answer

Depletes natural resources

Question 47

Which international agreement aims to limit greenhouse gas emissions?

Accepted Answer

Paris Agreement

Answer

Copenhagen Accord

Answer

Kyoto Protocol

Answer

Montreal Protocol

Question 48

Which of the following is a non-renewable natural resource?

Accepted Answer

Fossil fuels

Answer

Wind

Answer

Sunlight

Question 49

What term describes the variety of living organisms, including plants, animals, and microorganisms, found on Earth?

Accepted Answer

Biodiversity

Answer

Ecosystem

Answer

Habitat

Answer

Population

Question 50

Which of the following is NOT considered a greenhouse gas?

Accepted Answer

Oxygen

Answer

Carbon dioxide

Answer

Nitrous oxide

Answer

Methane

Question 51

Which energy source is considered renewable?

Accepted Answer

Solar power

Answer

Nuclear power

Answer

Coal

Answer

Natural gas

Question 52

What is the process by which plants convert sunlight, carbon dioxide, and water into glucose?

Accepted Answer

Photosynthesis

Answer

Combustion

Answer

Respiration

Answer

Transpiration

Question 53

Which term describes an ecosystem's capacity to recover from disturbances?

Accepted Answer

Resilience

Answer

Productivity

Answer

Biodiversity

Answer

Sustainability

Question 54

What is the function of decomposers in an ecosystem?

Accepted Answer

Break down dead organisms

Answer

Regulate the climate

Answer

Produce food for consumers

Question 55

Which type of pollution can cause respiratory health issues?

Accepted Answer

Air pollution

Answer

Water pollution

Answer

Soil pollution

Answer

Noise pollution

Question 56

What is the main objective of conservation biology?

Accepted Answer

Protect endangered species

Answer

Cure diseases

Answer

Explore new planets

Answer

Develop new technologies