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Q.1 | Q.2 | Q.3 | Q.4 | Q.5 | Q.6 | Q.7 | Q.8 | Q.9 | Q.10 |
Q.1 |
Considering the impact of climate change, which region might experience a significant rise in the frequency of extreme weather events such as heatwaves and the formation of heat domes? |
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Q.2 |
Scientists at a climate research institute are investigating the relationship between water vapour and Earth's greenhouse effect. They aim to identify the accurate description of this relationship to better understand its implications. |
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Q.3 |
A rural village has limited access to electricity, relying primarily on kerosene lamps for lighting. Kerosene use has been linked to respiratory problems and indoor air pollution. The village council is considering ways to improve access to clean and reliable electricity. Which of the following would be the most effective long-term solution to address both health concerns and energy needs? |
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Q.4 |
A small town located in a desert region is experiencing frequent power outages due to an ageing grid infrastructure. The town council is considering investing in renewable energy to improve energy security and reduce reliance on the grid. The system needs to be reliable, cost-effective, and able to meet the community's energy needs throughout the year. |
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Q.5 |
A small community in a rural area relies on a well for its drinking water. However, recent tests have shown that the well water is contaminated with bacteria. The community is concerned about the health risks posed by the contaminated water and is considering various options for addressing the problem. |
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Q.6 |
Biodiversity loss due to deforestation can have a cascading effect on the ecosystem. Which of the following is the LEAST likely consequence of widespread species extinction? |
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Q.7 |
Your town currently relies on chlorine for water disinfection, but concerns about its byproducts have prompted the exploration of alternative methods. Using ozone treatment during wastewater treatment (shown in the picture below) has emerged as a promising option. |
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Q.8 |
You're passionate about reducing your environmental footprint, particularly concerning packaging materials. You've come across a study that highlights the significance of recycling and reuse in lessening the environmental impact of packaging. |
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Q.9 |
You are part of a student-led environmental club focused on sustainability within the local community. As part of a research project, your team collected data on food waste percentages at different stages of the local food supply chain. |
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Q.10 |
The following table shows the average temperature and precipitation for three different biomes. Based on your understanding, answer the following questions.
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Your Score: 0/10
Answers to Previous Year Questions from CREST Olympiads:
Q.1 : c | Q.2 : c | Q.3 : b | Q.4 : b | Q.5 : b | Q.6 : a | Q.7 : b | Q.8 : d | Q.9 : b | Q.10 : b