7th_class_.docx

MEMORY SCIENCE FUNDAMENTAL TEST SYLLABUS CLASS: 7TH **Multiple Choice Questions (MCQs)** 1. **What is environment?** - The study of plants and animals - The surroundings in which plants, animals, and humans live and interact - The process of deforestation - The process of urbani...

MEMORY SCIENCE FUNDAMENTAL TEST SYLLABUS CLASS: 7TH **Multiple Choice Questions (MCQs)** 1. **What is environment?** - The study of plants and animals - The surroundings in which plants, animals, and humans live and interact - The process of deforestation - The process of urbanization 2. **Which of the following is a component of natural environment?** - Cars and factories - Air and water - Roads and buildings - Furniture and electronics 3. **What is deforestation?** - Planting new trees - Cutting down trees in large numbers - Protecting forests - Studying forests 4. **What is an ecosystem?** - A system of forests - A community of living organisms and their physical environment - A protected area for wildlife - A type of pollution 5. **What does pollution refer to?** - The growth of plants - Adding harmful substances to the environment - Protecting the environment - Studying plants 6. **Which human activity has a negative impact on the environment?** - Recycling waste - Using renewable energy sources - Using plastic bags - Planting trees 7. What is the greenhouse effect? - Planting more trees - Adding harmful substances to the environment - Protecting the environment - Trapping heat in the Earth\'s atmosphere 8. **What is conservation of environment?** - Destruction of environment - Preservation and protection of environment - Use of plastic - Studying environment 9. **What is biodiversity?** - Cutting down trees - Variety of plants and animals in an area - Planting new trees - Pollution of water bodies 10. **What does urbanization refer to?** - Protecting forests - Growth and expansion of cities - Conservation of wildlife - Pollution control 11. **What are natural resources?** - Resources found in urban areas - Resources found in nature with economic value - Resources found under the sea - Resources found only in forests 12. **Which of the following is a nonrenewable resource?** - Solar energy - Wind energy - Coal - Biomass 13. **What is soil erosion?** - Movement of soil from one place to another - Addition of nutrients to the soil - Increase in soil fertility - Planting new trees 14. **What is Afforestation?** - Cutting down trees - Planting trees in a barren area - Using wood for furniture - Building houses 15. **What is biodiversity hotspot?** - A place with low biodiversity - A region with high biodiversity under threat - An area with no biodiversity - A place with moderate biodiversity 16. **What does desertification refer to?** - Expansion of deserts due to human activities - Conservation of deserts - Planting trees in deserts - Adding water to deserts 17. **What is the ozone layer?** - A layer of ozonedepleting substances - A protective layer in the Earth\'s atmosphere - A layer of ozone in the ocean - A layer of oxygen molecules 18. **What is global warming?** - Increase in Earth\'s average surface temperature - Cooling of Earth\'s atmosphere - Decrease in greenhouse gases - Rise in sea levels 19. **What is ecotourism?** - Mass tourism - Sustainable tourism that supports conservation efforts - Exploitative tourism - Urban tourism 20. **What is a watershed?** - An area where water flows from rivers to oceans - A barrier to water flow - A dam on a river - A place where water is stored 21. **Who is the head of the state in India?** **Answer:** President 22. **What is the term used to describe the power sharing among different organs of government?** **Answer:** Separation 23. **What is the highest lawmaking body in India?** **Answer:** Parliament 24. **Which part of the Constitution deals with the fundamental rights of citizens?** **Answer:** Part III 25. **Who is considered the father of the Indian Constitution?** **Answer:** Dr. B.R. Ambedkar 26. **Who interprets the Constitution of India?** Answer: Judiciary 27. **Which organ of government is responsible for the administration of laws?** **Answer:** Executive 28. **What is the system of providing medical care to individuals called?** **Answer:** Healthcare 29. **Which governmental organization is responsible for public health policies in India?** **Answer:** Ministry of Health and Family Welfare 30. **What is the term used for a disease that spreads across a large region or even worldwide?** **Answer:** Pandemic **DEFINITIONS** 1. **Environment:** 2. **Deforestation**: The process of clearing forests on a large scale, usually for human activities such as agriculture or urban development. 3. **Ecosystem:** 4. **Pollution:** The introduction of harmful substances or contaminants into the environment, causing adverse effects. 5. **Biodiversity:** The variety of plant and animal life in a particular habitat or ecosystem. 6. **Greenhouse Effect:** The trapping of the sun\'s warmth in a planet\'s lower atmosphere due to the greater transparency of the atmosphere to visible radiation from the sun than to infrared radiation emitted from the planet\'s surface. 7. **Conservation:** The act of preserving, guarding, or protecting the natural environment, resources, and wildlife. 8. **Urbanization:** The process of making an area more urban, the growth and expansion of cities. 9. **Renewable Resources**: Resources that can be naturally replaced or replenished within a human lifespan, such as sunlight, wind, and water. 10. **Nonrenewable Resources:** Resources that are finite and cannot be easily replaced or regenerated, such as fossil fuels and minerals. 11\. Afforestation: The process of planting trees in an area where there were no trees before. 11. **Desertification:** The process by which fertile land becomes desert, typically as a result of drought, deforestation, or inappropriate agriculture. 12. **Ozone Layer:** A layer in the Earth\'s stratosphere that contains a high concentration of ozone molecules, which absorbs and blocks ultraviolet radiation from the sun. 13. **Global Warming:** The longterm rise in Earth\'s average temperature due to human activities, primarily the emission of greenhouse gases. 14. **Watershed:** An area of land where all of the water that falls within it drains or flows downhill into a common waterbody, such as a river, lake, or ocean.