Earth Day Quiz For Class VI To VIII Organised By Kendriya VIdyalaya AFS Jaisalmer
Earth Day is an annual event celebrated around the world to demonstrate support for environmental protection.
Let's see how much you know about it!
Questions and Answers
- 1.
When is Earth Day celebrated?
- A.
12th April
- B.
When spring comes
- C.
21st June
- D.
22nd April
Correct Answer
D. 22nd AprilExplanation
Earth Day is celebrated on 22nd April. This day is dedicated to raising awareness and promoting environmental protection. It serves as a reminder to individuals and communities to take action towards preserving and conserving the Earth's resources. The choice of 22nd April as Earth Day is significant as it marks the birth of the modern environmental movement in 1970, when millions of people came together to protest against environmental degradation and advocate for a sustainable future.Rate this question:
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- 2.
Now over ___ countries around the world and hundreds of people celebrate Earth Day.
- A.
144
- B.
154
- C.
164
- D.
174
Correct Answer
D. 174Explanation
Earth Day is celebrated in over 174 countries around the world. This indicates that the event has gained significant global recognition and participation. The large number of countries involved highlights the widespread concern for the environment and the need for collective action to protect the planet.Rate this question:
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- 3.
Groups of people that can help to keep the clean, happy and safe environment are -
- A.
Students and teachers
- B.
Authority and government
- C.
People in community
- D.
All of the above
Correct Answer
D. All of the aboveExplanation
The correct answer is "All of the above" because all the mentioned groups of people, including students and teachers, authority and government, and people in the community, have a role to play in maintaining a clean, happy, and safe environment. Students and teachers can promote cleanliness and awareness among their peers, authority and government can enforce regulations and policies for environmental protection, and people in the community can actively participate in initiatives such as waste management and conservation. Together, these groups can contribute towards creating a better environment for everyone.Rate this question:
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- 4.
To save our environment, we must :
- A.
Grow more trees and be a good model of environment protector
- B.
Apply 3R's: Reduce, Reuse and Recycle
- C.
Educate people about the importance and measures to take care of environment
- D.
All of the above
Correct Answer
D. All of the aboveExplanation
The correct answer is "All of the above" because each of the options mentioned contributes to saving the environment. Growing more trees helps in reducing carbon dioxide levels and provides oxygen. Practicing the 3R's (Reduce, Reuse, and Recycle) helps in minimizing waste and conserving resources. Educating people about the importance of the environment and the measures to take care of it promotes awareness and encourages responsible actions. Therefore, all of these actions together can effectively contribute to saving the environment.Rate this question:
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- 5.
Earth's climate can be affected by which of the following?
- A.
Water levels
- B.
Carbon dioxide level
- C.
Nitrogen level
- D.
Soil level
Correct Answer
B. Carbon dioxide levelExplanation
Carbon dioxide level can affect Earth's climate because it is a greenhouse gas. When there is an increase in carbon dioxide in the atmosphere, it traps more heat from the sun, leading to global warming and climate change. This can result in rising temperatures, melting ice caps, sea-level rise, extreme weather events, and disruption of ecosystems. Therefore, changes in carbon dioxide levels have a significant impact on the Earth's climate.Rate this question:
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- 6.
Waste produced by agriculture households, industry, mining, and other human activities can end up in _____.
- A.
Ground water
- B.
Oceans
- C.
Streams and rivers
- D.
All of these choices
Correct Answer
D. All of these choicesExplanation
Waste produced by agriculture households, industry, mining, and other human activities can end up in various places such as ground water, oceans, and streams and rivers. This is because these activities can generate pollutants and contaminants that can be carried through runoff or leaching into different water bodies, including ground water, oceans, and streams and rivers. Therefore, all of these choices are possible destinations for the waste produced by these activities.Rate this question:
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- 7.
Increase in which gas is primarily responsible for increased global warming?
- A.
Methane
- B.
Nitric Oxide
- C.
Carbon Dioxide
- D.
Sulphur Dioxide
Correct Answer
C. Carbon DioxideExplanation
Carbon dioxide is primarily responsible for increased global warming because it is a greenhouse gas that traps heat in the Earth's atmosphere. When carbon dioxide is released into the atmosphere through human activities such as burning fossil fuels, deforestation, and industrial processes, it contributes to the greenhouse effect. This leads to an increase in the Earth's average temperature, resulting in global warming and climate change. Methane and nitric oxide are also greenhouse gases, but carbon dioxide is the most significant contributor to global warming. Sulphur dioxide, on the other hand, primarily contributes to air pollution and the formation of acid rain.Rate this question:
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- 8.
What is the most dramatic effect of deforestation?
- A.
Land is no longer green and full of life
- B.
Loss of habitat for approximately 70% of the world species
- C.
Pictures from space show deforestation
- D.
People can't explore rainforest
Correct Answer
B. Loss of habitat for approximately 70% of the world speciesExplanation
Deforestation leads to the loss of habitat for approximately 70% of the world species. When forests are cleared, many animals and plants lose their natural homes and are unable to survive. This disruption in their habitat can lead to the extinction or endangerment of numerous species. The loss of habitat also affects the delicate balance of ecosystems, leading to a decline in biodiversity and ecological stability.Rate this question:
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- 9.
Less rainfall in an area and higher temperature could lead to _______.
- A.
Urbanization
- B.
Deforestation
- C.
Desertification
- D.
Higher Pollution
Correct Answer
C. DesertificationExplanation
Less rainfall in an area and higher temperature could lead to desertification. Desertification is the process by which fertile land becomes desert due to various factors, including climate change. When there is less rainfall and higher temperatures, it creates a drier environment, causing the soil to lose moisture and become arid. This leads to the degradation of vegetation and the loss of biodiversity, ultimately resulting in the transformation of the area into a desert-like landscape.Rate this question:
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- 10.
The natural resources used by society are limited by various factors. Why is coal considered a non-renewable resource?
- A.
Once coal is used up, it can never be replaced.
- B.
Coal is a non-renewable resource because it comes from the impact of meteors with the Earth.
- C.
Coal was renewable resource, until it was mismanaged by humans.
- D.
Coal is considered a non-renewable resource because it takes millions of years to form.
Correct Answer
A. Once coal is used up, it can never be replaced.Explanation
Coal is considered a non-renewable resource because once it is used up, it cannot be replaced. Unlike renewable resources such as solar or wind energy, coal takes millions of years to form and cannot be replenished within a human lifespan. Once coal deposits are depleted, there is no way to generate more coal, making it a finite resource.Rate this question:
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- 11.
Carbon is released into the atmosphere through all of the following ways except ________.
- A.
Respiration
- B.
Cow flatulence
- C.
Photosynthesis
- D.
All of the above
Correct Answer
C. PhotosynthesisExplanation
Carbon is released into the atmosphere through respiration, where organisms release carbon dioxide as a byproduct of cellular respiration. Cow flatulence also releases methane, a potent greenhouse gas that contains carbon. However, photosynthesis is the process by which plants convert carbon dioxide into oxygen, effectively removing carbon from the atmosphere. Therefore, photosynthesis does not release carbon into the atmosphere, making it the correct answer.Rate this question:
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- 12.
Wind is a ________ source of energy.
- A.
Renewable
- B.
Non-renewable
Correct Answer
A. RenewableExplanation
Wind is a renewable source of energy because it is generated by the natural movement of air currents, which are constantly replenished by the sun's heat. Unlike non-renewable sources of energy such as fossil fuels, wind energy does not deplete or run out over time. As long as the sun continues to shine and heat the Earth's surface, wind will continue to be generated, making it a sustainable and renewable source of energy.Rate this question:
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- 13.
Which of these is not a direct result of acid rain?
- A.
Damage to monuments
- B.
Dying fish
- C.
Spread of disease
- D.
Weakened trees
Correct Answer
C. Spread of diseaseExplanation
Acid rain is primarily known for causing damage to monuments, dying fish, and weakened trees. However, it is not directly responsible for the spread of disease. Acid rain can indirectly contribute to the spread of certain diseases by harming ecosystems and weakening trees, but it is not a direct cause of disease transmission.Rate this question:
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- 14.
Car fumes and factory smoke that can cover a city and cause pollution is called what?
- A.
Fog
- B.
Haze
- C.
Smoke
- D.
Smog
Correct Answer
D. SmogExplanation
Smog refers to the combination of smoke and fog, resulting in a thick layer of pollutants in the air. It occurs when car fumes and factory smoke mix with fog, creating a hazy and polluted atmosphere in cities. Smog is a significant environmental issue as it can have adverse effects on human health and the environment.Rate this question:
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- 15.
Where does our home wastewater go?
- A.
Open desert
- B.
Sewage treatment plant
- C.
Evaporation pond
- D.
Irrigation
Correct Answer
D. IrrigationExplanation
Our home wastewater goes to irrigation. This means that it is used to water plants and crops. This is a common practice in many areas as it helps to conserve water and also provides nutrients to the plants. The wastewater is treated and filtered before it is used for irrigation to ensure that it is safe for the plants and does not harm the environment. This method of wastewater disposal is beneficial as it helps to reduce the strain on sewage treatment plants and also provides a sustainable solution for water usage.Rate this question:
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- 16.
How much water can you save per shower by shortening your shower by 5 minutes?
- A.
5 liters
- B.
10 liters
- C.
30 liters
- D.
100 liters
Correct Answer
C. 30 litersExplanation
By shortening your shower by 5 minutes, you can save 30 liters of water. This is because the longer you shower, the more water you use. By reducing the duration of your shower, you are effectively reducing the amount of water that flows out of the showerhead, resulting in water savings.Rate this question:
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- 17.
Renewable fuels _____ fewer greenhouse gases.
- A.
Emit
- B.
Absorb
- C.
Global warming
- D.
Exploit
Correct Answer
A. EmitExplanation
Renewable fuels emit fewer greenhouse gases. This means that when renewable fuels are used, they release a lower amount of greenhouse gases into the atmosphere compared to other types of fuels. This is beneficial for the environment as greenhouse gases contribute to global warming and climate change. By emitting fewer greenhouse gases, renewable fuels help to reduce the negative impact on the planet and mitigate the effects of global warming.Rate this question:
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- 18.
What are the ways you can reduce air pollution?
- A.
Carpool
- B.
Follow laws made by the EPA
- C.
Conserving electricity
- D.
All of the above
Correct Answer
D. All of the aboveExplanation
The correct answer is "All of the above" because carpooling helps reduce the number of vehicles on the road, thus reducing emissions. Following laws made by the EPA ensures that industries and individuals are taking necessary actions to minimize air pollution. Conserving electricity reduces the reliance on fossil fuels for energy production, which in turn reduces air pollution from power plants. Therefore, all of these actions contribute to reducing air pollution.Rate this question:
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- 19.
The task of ozone layer is _________.
- A.
To trap heat
- B.
To give off heat
- C.
To keep the atmosphere clean
- D.
To protect the earth from the harmful rays of sun
Correct Answer
D. To protect the earth from the harmful rays of sunExplanation
The ozone layer's main function is to protect the Earth from the harmful rays of the sun. It acts as a shield, absorbing and filtering out the majority of the sun's ultraviolet (UV) radiation. UV radiation can cause various health problems in humans, such as skin cancer and cataracts, and can also harm ecosystems and damage the DNA of living organisms. Therefore, the ozone layer plays a crucial role in maintaining the overall well-being of the planet and its inhabitants by preventing excessive exposure to harmful solar radiation.Rate this question:
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- 20.
Responsibility of protecting environment starts from __________.
- A.
Government
- B.
NGO's
- C.
Environment protectors
- D.
Each and every individual
Correct Answer
D. Each and every individualExplanation
The responsibility of protecting the environment cannot solely be placed on one entity such as the government, NGOs, or environmental protectors. It is the collective responsibility of each and every individual to take care of the environment. Every person can contribute by making sustainable choices, reducing waste, conserving resources, and being mindful of their impact on the environment. This shared responsibility ensures that everyone plays a part in protecting the environment for future generations.Rate this question:
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Mar 07, 2023Quiz Edited by
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Apr 19, 2020Quiz Created by
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