Chapter 11. Nature`s Treasures Class 6 Science Curiosity Solutions English Medium-Chapter Review
Chapter 11. Nature`s Treasures Class 6 Science Curiosity Solutions English Medium-Chapter Review Get chapter-wise detailed explanations, step-by-step answers, important questions and exam-ready study material in Hindi and English medium.
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Chapter 11. Nature`s Treasures Class 6 Science Curiosity Solutions English Medium-Chapter Review
NCERT Solutions for Class 6 are specially prepared according to the latest CBSE syllabus (2026-27) to help students understand every concept clearly. These solutions provide step-by-step explanations, accurate answers, and exam-oriented guidance for all chapters. Class 6 students can improve their problem-solving skills, strengthen conceptual understanding, and prepare confidently for school as well as board examinations. All questions are solved in a simple and easy-to-understand language for both Hindi and English medium learners.
Chapter 11. Nature`s Treasures Class 6 Science Curiosity Solutions English Medium-Chapter Review
NCERT Solutions Class 6 Science Curiosity English Medium
Chapter 11. Nature`s Treasures
Topic: Chapter Review
Chapter 11. Nature's Treasures
Nature provides everything needed for life on Earth. Clean air, fresh water, sunlight, forests, soil, rocks, minerals, and fossil fuels are precious gifts of nature. These natural treasures support all living organisms and help maintain the balance of the environment. Understanding their importance teaches us how to use them wisely and protect them for future generations.
Chapter Review
This chapter explains the importance of different natural resources and how they support life on Earth. It also introduces renewable and non-renewable resources, conservation of nature, and responsible use of Earth's valuable resources. Students learn that protecting nature is everyone's responsibility.
Introduction
Natural resources are the valuable materials and sources of energy that we receive directly from nature. Human beings, plants, and animals depend on these resources for survival. Air helps us breathe, water supports life, sunlight provides energy, forests protect biodiversity, soil helps plants grow, rocks and minerals provide useful materials, and fossil fuels meet many of our energy needs. Since many natural resources are limited, they should be used carefully and conserved for future generations.
What are Nature's Treasures?
Nature's treasures are all the valuable resources available in nature that make life possible. These include air, water, sunlight, forests, soil, rocks, minerals, and fossil fuels. They provide food, shelter, energy, raw materials, and a healthy environment for all living organisms.
Air
Air is essential for the survival of almost every living organism. It contains different gases, mainly nitrogen and oxygen. Oxygen is required for respiration, while carbon dioxide is used by plants during photosynthesis. Moving air is called wind, which can also be used to generate electricity through windmills.
Composition of Air
The atmosphere is made up of different gases mixed together in fixed proportions.
| Gas | Approximate Percentage | Importance |
|---|---|---|
| Nitrogen | 78% | Maintains balance in the atmosphere and supports plant growth through the nitrogen cycle. |
| Oxygen | 21% | Required for respiration by living organisms. |
| Argon, Carbon Dioxide and Other Gases | 1% | Support different natural processes including photosynthesis. |
Water
Water is one of the most essential natural resources. It is needed for drinking, cooking, farming, industries, sanitation, and many daily activities. Although most of Earth's surface is covered with water, only a small amount is available as freshwater for human use. Therefore, water should never be wasted.
Water Conservation
Saving water is necessary because freshwater resources are limited. Rainwater harvesting, repairing leaking taps, avoiding unnecessary use of water, recycling water, and preventing water pollution are some effective methods of water conservation.
Energy from the Sun
The Sun is the ultimate source of energy on Earth. Plants prepare food using sunlight through photosynthesis. Animals and humans receive energy directly or indirectly from plants. Solar energy is also used to generate electricity and heat water using solar panels and solar heaters.
Forests
Forests are rich ecosystems containing a wide variety of plants, animals, birds, insects, and microorganisms. They provide food, oxygen, medicines, timber, rainfall regulation, and habitat for wildlife. Forests also help maintain ecological balance and prevent soil erosion.
Importance of Forest Conservation
Large-scale cutting of trees leads to habitat loss, soil erosion, climate change, reduced rainfall, and loss of biodiversity. Afforestation, Van Mahotsav, the Chipko Movement, and sustainable use of forests help conserve these valuable ecosystems.
Soil
Soil is formed over thousands of years through the weathering of rocks. It contains minerals, organic matter, water, air, and living organisms. Healthy soil supports agriculture, forests, and biodiversity by providing nutrients and water to plants.
Rocks and Minerals
Rocks are natural solid materials made up of minerals. They are widely used in construction, manufacturing, transportation, and industries. Important minerals provide metals such as iron, copper, aluminium, and gold that are used in everyday life.
Fossil Fuels
Coal, petroleum, and natural gas are called fossil fuels. They were formed from the remains of ancient plants and animals over millions of years. Fossil fuels are important sources of energy but are limited in quantity and cause pollution when burned.
Natural Resources
Natural resources are materials obtained directly from nature. They can be classified as renewable and non-renewable depending on whether they can be replaced naturally within a reasonable period.
Classification of Natural Resources
| Renewable Resources | Non-Renewable Resources |
|---|---|
| Air | Coal |
| Water | Petroleum |
| Sunlight | Natural Gas |
| Forests (if managed properly) | Minerals |
| Wind Energy | Many Metallic Ores |
Renewable Resources
Renewable resources are those that can be naturally replenished over a relatively short period. Examples include sunlight, wind, air, and water when used responsibly.
Non-Renewable Resources
Non-renewable resources are available in limited quantities and take millions of years to form. Once exhausted, they cannot be replaced quickly. Therefore, they should be used carefully.
Conservation of Natural Resources
Natural resources should be used wisely to meet present needs without affecting future generations. Conserving resources helps maintain ecological balance, protects biodiversity, reduces pollution, and supports sustainable development.
Important Terms
| Term | Meaning |
|---|---|
| Natural Resource | Anything obtained directly from nature for human use. |
| Renewable Resource | A resource that can be naturally replaced. |
| Non-Renewable Resource | A resource that cannot be replaced within a short time. |
| Rainwater Harvesting | Collection and storage of rainwater for future use. |
| Photosynthesis | Process by which plants prepare food using sunlight. |
| Biodiversity | Variety of living organisms in a particular area. |
| Fossil Fuel | Fuel formed from ancient plants and animals. |
| Mineral | A naturally occurring substance found in rocks. |
Chapter Highlights
- Nature provides all the essential resources required for life.
- Air contains nitrogen, oxygen, and other gases.
- Freshwater is limited and should be conserved.
- The Sun is the primary source of energy on Earth.
- Forests protect biodiversity and maintain ecological balance.
- Soil supports agriculture and plant growth.
- Rocks and minerals are important natural resources.
- Fossil fuels are non-renewable sources of energy.
- Natural resources are classified as renewable and non-renewable.
- Responsible use and conservation of natural resources ensure a sustainable future.
All Topics From Chapter 11. Nature`s Treasures
See other sub-topics of this chapter:
1. Chapter Review 2. NCERT TextBook Questions With Answers 3. Extra Questions Examination Based 4. 40 Important MCQs with AnswersNCERT Solutions Class 6 Hindi and English Medium – Complete Study Material
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