Science Notes

EVS part 1 Environmental Science (EVS) along with their answers: 1. **Environmental Science (EVS) along with their answers: 1. **Question**: What is the main focus of Environmental Science (EVS)?  - A) Studying the human body  - B) Investigating the solar system  - C) Understanding interactions between living organisms and their environment  - D) Analyzing historical events  **Answer**: C) Understanding interactions between living organisms and their environment¹. 2. **Question**: Which of the following topics is covered in the CBSE Class 4 EVS syllabus?  - A) Space exploration  - B) Our environment  - C) Ancient civilizations  - D) Quantum physics  **Answer**: B) Our environment². 3. **Question**: What is the impact of climate change on human health?  - A) Improved overall health  - B) No impact  - C) Increased risk of diseases  - D) Enhanced immunity  **Answer**: C) Increased risk of diseases¹. 4. **Question**:...

EVS part 2 Here are 17 multiple-choice questions (MCQs) on Environmental Studies (EVS) along with their answers: 21 **Which layer of the atmosphere protects us from harmful ultraviolet radiation?**    A) Troposphere    B) Stratosphere    C) Mesosphere    D) Ozone Layer    **Answer: D) Ozone Layer** 22**What is the process by which plants make their food?**    A) Respiration    B) Photosynthesis    C) Transpiration    D) Fermentation    **Answer: B) Photosynthesis** 23. **Which of the following is a renewable resource?**    A) Coal    B) Oil    C) Wind    D) Natural Gas    **Answer: C) Wind** 24. **The 'Three Rs' to save the environment stand for:**    A) Reduce, Reuse, Recycle    B) Rebuild, Reclaim, Restore    C) React, ...