Samacheer Kalvi Class 6 Social Science Solutions Term 2 Chapter 1 Resources

A. Match the following

🎯 Exam Tip: When matching, always look for direct relationships or definitions to ensure the correct pairing. Understanding the core concept of each term is key.

B. Fill in the blanks

Question 1. Sugarcane is processed to make ............
Answer: Sugar
In simple words: Sugarcane is raw material turned into sugar.

🎯 Exam Tip: Focus on the direct output of the processing step when answering such questions. What is the end product?

Question 2. Conservation of resources is ............ use of resources.
Answer: Careful
In simple words: Saving resources means using them with care.

🎯 Exam Tip: Conservation always implies thoughtful and responsible use, not just stopping usage.

Question 3. Resources which are confined to certain regions are called ............
Answer: Localized resources
In simple words: Resources found only in specific areas are called localized.

🎯 Exam Tip: Remember that "localized" means restricted to a particular place, which is the opposite of "universal."

Question 4. ............ resources are being used in the present.
Answer: Actual
In simple words: Actual resources are those we use right now.

🎯 Exam Tip: Distinguish between actual resources (currently used, known quantity) and potential resources (not yet used, unknown quantity).

Question 5. ............ resources are the most valuable resources.
Answer: Commercial
In simple words: Resources that can be sold for money are often the most valuable.

🎯 Exam Tip: Value can be commercial (money) or non-commercial (aesthetic, intrinsic), but the question implies monetary value.

Question 6. Collection of resources directly from nature is called ............
Answer: Primary activities
In simple words: Getting things directly from nature is called a primary activity.

🎯 Exam Tip: Primary activities are the initial step in the production chain, involving raw material extraction.

C. Write short notes on the following

Question 1. Renewable resources
Answer: Renewable resources are those that can be naturally replaced after they are used, over a period of time. For instance, things like air, water, and sunlight are always available again. It's like nature keeps making more of them, so they don't run out easily.
In simple words: These resources can be used again and again because nature replaces them. Examples are air and sunlight.

🎯 Exam Tip: Clearly state the definition and provide specific examples like sunlight, air, and water to score full marks.

Question 2. Human resources.
Answer: Human resources refer to groups of people who use natural elements to create more useful things. Even though people are part of nature, we consider human beings separately because of their unique abilities. Their skills and knowledge add special value.
In simple words: Human resources are people who use nature to make new things. We count people separately because their skills are important.

🎯 Exam Tip: When defining human resources, emphasize the role of human skills, knowledge, and labor in creating value, not just their physical presence.

Question 3. Individual resources.
Answer: Individual resources are things owned by a single person or family. For example, a house or an apartment that someone bought belongs to them alone. This means they have control over its use.
In simple words: These are resources owned by one person. An example is a private apartment.

🎯 Exam Tip: Remember that individual resources imply private ownership and exclusive control by a person or household.

Question 4. Tertiary activities.
Answer: Tertiary activities are mainly about moving and selling goods made by primary and secondary activities. This includes services like transportation, buying and selling (trade), and also things like banking and communication. These services help products reach people who need them.
In simple words: Tertiary activities are services like transport, trade, banking, and communication. They help move and sell products.

🎯 Exam Tip: Tertiary activities are always service-based, connecting producers and consumers, rather than producing raw materials or manufacturing goods.

D. Give brief answers for the following

Question 1. What are the resources?
Answer: A resource is anything that helps meet human needs. Something becomes valuable when it can be used for a purpose. All resources have some kind of value, which can be either for money (commercial) or for other benefits (non-commercial), like the beauty of a mountain view.
In simple words: Resources are things that people need and use. They become valuable when they are useful, either for making money or for other reasons.

🎯 Exam Tip: A good answer defines resources by their utility and value, clarifying that value isn't always monetary.

Question 2. What are the actual resources?
Answer: Actual resources are those that are currently being used, and we know exactly how much of them is available. For example, the coal being mined at Neyveli Lignite Corporation is an actual resource because its quantity is known and it's actively being used. These are specific and visible.
In simple words: Actual resources are things we are using now and whose total amount is known. Like the coal dug up from mines.

🎯 Exam Tip: For actual resources, always mention both aspects: current utilization and known quantity, and provide a clear example.

Question 3. Define abiotic resources.
Answer: Abiotic resources are things found in nature that are not alive. This includes things like land, water, air, and various minerals. These non-living elements are essential for life and human activities.
In simple words: Abiotic resources are non-living things from nature. Examples are land, water, and minerals.

🎯 Exam Tip: The key characteristic of abiotic resources is their non-living nature; include diverse examples like land, water, and minerals.

Question 4. What is sustainable development?
Answer: Sustainable development means growing and improving without harming the ability of future generations to meet their own needs. It's about using resources carefully today so that enough are left for people in the future. This balance helps keep our planet healthy for everyone.
In simple words: Sustainable development means using resources wisely today so that future generations also have enough. We grow without spoiling things for later.

🎯 Exam Tip: Emphasize the intergenerational equity aspect – meeting present needs without compromising future generations' ability to meet theirs.

E. Give short answers to the following questions

Question 1. Differentiate universal and localized resources.
Answer:
Universal Resources
Universal resources are things that can be found everywhere around the world, regardless of the location. Examples include sunlight and air, which are available to everyone.
Localized Resources
Localized resources, on the other hand, are only found in certain specific places or regions. Minerals, for instance, are localized resources because they are only dug up from particular areas of the Earth. Protecting these specific sites is very important.
In simple words: Universal resources are found everywhere, like sunlight. Localized resources are only found in certain places, like minerals.

🎯 Exam Tip: When differentiating, clearly define each term and provide distinct examples for universal (ubiquitous) and localized (region-specific) resources.

Question 2. Though human beings are natural resources, why are they classified separately?
Answer: Even though humans are naturally part of the Earth's resources, they are categorized separately because of their unique abilities. Education, good health, knowledge, and special skills make humans very valuable. For example, people like doctors, scientists, and teachers use their special abilities to help society and develop other resources.
In simple words: Humans are natural resources but are kept separate because their education, health, and skills make them very valuable. Doctors and scientists are good examples.

🎯 Exam Tip: The key reason for separate classification is human capital – the intelligence, skills, and creativity that transform and manage other resources.

Question 3. Compare National and International Resources.
Answer:
National resources
National resources are those found within a country's official borders, including its land and oceanic areas up to a certain limit. For example, India's tropical forest regions are national resources.
International resources
International resources are found in the open ocean, which doesn't belong to any single country. These resources can only be used after many countries agree on how to share them. Ambergris, a rare substance found in oceans, is an example of an international resource. Protecting the open oceans from overuse is a shared global responsibility.
In simple words: National resources are inside a country's borders, like its forests. International resources are in the open ocean and need global agreements to be used.

🎯 Exam Tip: The distinction lies in territorial boundaries and the need for international agreements for utilization of international resources.

Question 4. What is the difference between man-made resources and human resources?
Answer:
Man-made resources
Man-made resources are natural materials that have been changed or processed by people, often using technology, to create new useful items. For example, sugarcane becomes sugar, and structures like bridges, houses, and roads are built by humans. These things were originally natural but are now shaped by human effort.
Human Resources
Human resources refer to groups of people themselves, who use their skills and knowledge to create more resources. Although humans are natural, they are classified separately because their education, health, and abilities make them very valuable. Doctors, teachers, and scientists are prime examples of human resources, constantly contributing to society.
In simple words: Man-made resources are natural things changed by people, like sugar from sugarcane. Human resources are the people themselves, who use their skills and knowledge to make new things.

🎯 Exam Tip: Man-made resources are products of human ingenuity from natural inputs, while human resources are the people themselves, valued for their intellectual and physical capabilities.

Question 5. Write the Gandhian thought on conservation of resources.
Answer: Mahatma Gandhi believed that "human beings" were responsible for using up resources too quickly because of:
1. Overexploitation of resources: This means using resources excessively without thinking about the future.
2. Unlimited needs of human beings: People always want more, which leads to greater resource use. Therefore, he stressed that conserving resources is extremely important for a sustainable future.
In simple words: Gandhi felt humans used too many resources because of greed and endless wants, so saving them is vital.

🎯 Exam Tip: When discussing Gandhian philosophy, emphasize the moral and ethical dimensions of resource use, linking it to human greed and the need for self-restraint.

F. Give detailed answers to the following questions. (100 - 120 words)

Question 1. How are natural resources classified? Explain any three with examples
Answer: Natural resources can be classified in several ways, helping us understand their nature and manage them effectively. Here are three important classifications:
1. On the basis of Origin: Natural resources can be classified based on their origin. Biotic resources are all living things, such as plants, animals, and tiny microorganisms. These resources are part of the living world. Abiotic resources, on the other hand, are non-living elements like land, water, air, and minerals. They form the non-living foundation of our environment.
2. On the basis of Development: Another way to classify resources is by their level of development. Actual resources are those that are currently being used, and their total quantity is known, like the coal found in Neyveli. Potential resources are those that exist but are not yet used, and their exact amount and location might not be fully known, such as marine yeast found in the Bay of Bengal and Arabian Sea. These potential resources could become actual resources in the future.
3. On the basis of Renewability: Resources are also classified by their renewability. Renewable resources are those that can be naturally replaced or renewed over time after they are used, like air, water, and sunlight, meaning they don't run out easily. Non-renewable resources are natural resources that exist in limited amounts and take a very long time to form, so they cannot be replaced quickly once used. Examples include coal, petroleum, natural gas, and various minerals. This distinction is crucial for sustainable use.
In simple words: Natural resources are sorted by where they come from (living or non-living), if we are using them now (actual) or could use them later (potential), and if they can grow back (renewable) or will run out (non-renewable). It helps us understand and manage them.

🎯 Exam Tip: For detailed answers on classifications, clearly state the basis of classification, define each category, and provide relevant examples for each to demonstrate understanding.

Question 2. How can resources be conserved?
Answer: Conserving resources means using them carefully and wisely. Because the world's population is growing fast, resources are being used up very quickly. To prevent them from running out, we need to practice sustainable development. This involves stopping waste and overuse, recycling items that can be used again, preventing pollution, protecting our environment, and preserving natural plants and animals. The simplest way to achieve this is by following the "3R" rule: Reduce what we use, Reuse things, and Recycle old items into new ones. This approach ensures resources are available for future generations.
In simple words: We save resources by using them carefully. Since people use many resources fast, we need to stop waste, recycle, and protect nature. The best way is to Reduce, Reuse, and Recycle.

🎯 Exam Tip: Always link resource conservation to the concept of sustainable development and list practical methods like the 3Rs (Reduce, Reuse, Recycle).

Question 3. What is resource planning and why is it necessary?
Answer: Resource planning is the skillful way of using our resources correctly. It is very important because our resources are limited, so we must use them wisely and save some for people who will live in the future. Also, resources are not spread evenly across the world; some places have a lot, others very little. Planning helps to protect resources from being used up too quickly or unfairly. It ensures that everyone can benefit from them over time.
In simple words: Resource planning means using resources wisely. It's needed because resources are limited, not everywhere, and we must save them for the future.

🎯 Exam Tip: Explain resource planning as a process of optimal utilization and then provide clear reasons for its necessity, such as limited supply, uneven distribution, and intergenerational equity.

Question 4. Explain Primary secondary and tertiary activities.
Answer: Economic activities can be divided into three main types, each playing a crucial role in how goods and services are produced and exchanged:
(a) Primary Activities: These activities involve getting raw materials directly from nature, which are then used for food or in factories. Examples include farming (agriculture), raising animals (cattle rearing), fishing, digging for minerals (mining), and collecting things like fruits, nuts, honey, and natural rubber. These form the very first step in producing goods.
(b) Secondary Activities: These activities take the raw materials from primary activities and turn them into finished products, usually in factories with machines. For instance, processing sugarcane into sugar or cotton into cloth are secondary activities. They add value to the raw materials.
(c) Tertiary Activities: These activities focus on moving and selling the products made by primary and secondary activities, using systems like transport and trade. They also include services that support these processes, such as banking, trading goods, and various forms of communication. These services help deliver products to consumers.
In simple words: Primary activities get raw materials from nature, like farming. Secondary activities turn raw materials into finished goods, like making sugar. Tertiary activities provide services, like banking and transport, to help move and sell products.

🎯 Exam Tip: Clearly define and give examples for each of the three sectors (primary, secondary, tertiary) to illustrate their distinct roles in the economy.

G. Statements and inferences

Question 1. Statement: Solar energy is the best substitute for thermal energy in tropical regions. Inference 1: Coal and petroleum resources are receding. Inference 2: Solar energy will never deplete. Now choose the right answer.
(a) Only conclusion 1 follows
(b) Only conclusion 2 follows
(c) Neither 1 nor 2 follows
(d) Both 1 and 2 follow
Answer: (d) Both 1 and 2 follow
In simple words: Solar energy is good for warm places. This means older energy sources like coal are running out, and solar energy will always be there. So, both ideas are correct.

🎯 Exam Tip: When evaluating inferences, consider what logical conclusions can be drawn directly from the statement and general knowledge about the resources mentioned.

Question 2. Statement : If you don't conserve resources, the human race may become extinct. Inference 1: You need not conserve resources. Inference 2: You need to conserve resources. Now choose the right answer.
(a) Only conclusion 1 follows.
(b) Only conclusion 2 follows,
(c) Neither 1 nor 2 follows.
(d) Both 1 and 2 follow.
Answer: (b) Only conclusion 2 follows
In simple words: If we don't save resources, humans could disappear. This means we definitely need to save resources. So, only the idea that we *should* save resources is correct.

🎯 Exam Tip: Always select the inference that is a logical and direct consequence of the given statement. Avoid choices that contradict the statement or introduce unrelated ideas.

Question 3. Statement : Man switched over to agriculture. Inference 1 : Food gatherers experienced scarcity of food. Inference 2 : Food gathered was not nutritious. Now choose the right answer.
(a) Only conclusion 1 follows
(b) Only conclusion 2 follows
(c) Neither 1 nor 2 follows
(d) Both 1 and 2 follow
Answer: (a) Only conclusion 1 follows
In simple words: People began farming. This means there wasn't enough food to just gather. The idea that gathered food wasn't healthy isn't directly supported. So, only the first idea is correct.

🎯 Exam Tip: Evaluate each inference strictly based on what the statement implies as a reason for the action. Switching to agriculture strongly implies a problem with the previous method, like scarcity.

H. Given are three suggestions to conserve resources: Write the 3Rs in suitable places.
1. Giving your childhood cycle to your neighbour
2. Using a flush that consumes less water
3. Melting used plastic to lay roads
Answer: To conserve resources, we use the "3R" principle: Reduce, Reuse, Recycle.
1. Giving your old bicycle to a neighbor is an example of Reuse, as the item is used again in its original form.
2. Using a low-water flush helps to Reduce the amount of water consumed. This lessens demand on water resources.
3. Melting used plastic to make new roads is an act of Recycle, where waste material is processed into something new and useful. Following the 3Rs helps manage waste and protect natural resources.
In simple words: Giving your old bike away is Reuse. Using less water is Reduce. Melting plastic for roads is Recycle.

🎯 Exam Tip: Understand the core meaning of each 'R': Reduce (use less), Reuse (use again as is), Recycle (process into new material). Apply these definitions carefully to given scenarios.

I. Cross word puzzle

Question. Answer the crossword clues.
Answer: This crossword puzzle tests understanding of different resource types and conservation methods.
Across left to right:
1. A development that balances time: SUSTAINABLE
2. Energy from the sun: SOLAR
3. All resources that belong to a country: NATIONAL
Down:
1. A resource found everywhere: UNIVERSAL
2. An international resource: AMBERGRIS
3. A resource provided by nature: NATURAL
4. A resource restricted to specific areas: LOCALIZED
Across right to left:
1. One of the 3Rs: REUSE
In simple words: This puzzle defines different resource terms. Sustainable development balances future and present. Solar energy is from the sun. National resources are within a country. Universal resources are everywhere. Ambergris is international. Natural things are from nature. Localized things are in specific spots. Reuse is one of the 3Rs.

🎯 Exam Tip: For crossword puzzles, read the clues carefully and consider synonyms or related concepts for each definition. Double-check letter counts if a grid is provided.

K. Identify the different economic activities and fill the table given below

Answer: The table above categorizes different economic activities. Primary activities, like mining in Neyveli and agriculture across the country, involve extracting raw materials directly from nature. Secondary activities, such as refineries in Manali, focus on processing these raw materials into finished goods. Tertiary activities, like banking found all over the country, provide services that support the other two sectors or directly serve consumers. Understanding these divisions helps us see how different jobs contribute to the economy.
In simple words: The table shows how jobs are grouped. Primary jobs get things from nature (like mining). Secondary jobs make things (like in a refinery). Tertiary jobs provide services (like banking).

🎯 Exam Tip: When categorizing economic activities, identify whether the activity involves raw material extraction (primary), manufacturing (secondary), or providing services (tertiary), and then locate its typical geographical presence.

L. Teacher's Activities

1. Observe "Save Energy Day” once a month at school/class level

2. Try making wall hangings with waste materials to decorate your school corridors.

3. Find out if there are any industries near your school. A field trip may be arranged.

4. Collect pictures based on
• Fishing
• Hunting
• Food - gathering
• Forestry
• Mining
• Agriculture
• Cattle - rearing
• Lumbering

Samacheer Kalvi 6th Social Science Resources Additional Important Questions and Answers

A. Fill In The Blanks

Question 1. __________ are two important factors that determine whether a substance is a resource or not.
Answer: Time and Technology
In simple words: The two main things that decide if something can be used as a resource are time and the technology available to us. A material only becomes a resource when we have the knowledge and tools to use it effectively.

🎯 Exam Tip: Remember that even common materials like sand can become valuable resources when technology allows for new uses, like in electronics.

Question 2. All resources that have been directly provided by nature are called __________ .
Answer: Natural resources
In simple words: Things we get straight from nature, without much change, are called natural resources. These are gifts from the environment around us.

🎯 Exam Tip: When defining natural resources, emphasize that they come directly from nature and are used without significant alterations.

Question 3. Man mined precious metals simultaneously for making __________ .
Answer: ornaments
In simple words: People dug up valuable metals like gold and silver to make beautiful ornaments. These items were often used for decoration or as symbols of importance.

🎯 Exam Tip: When talking about early human uses of resources, linking them to cultural practices like making ornaments shows a broader understanding.

Question 4. The non-renewable resources become __________ after use and the time they take to replace does not match the life cycle.
Answer: exhausted
In simple words: Non-renewable resources run out after they are used because nature takes a very long time to make them again, much longer than a human lifetime. This means they get used up permanently.

🎯 Exam Tip: For non-renewable resources, always highlight their finite nature and the vast time required for their formation, making conservation crucial.

Question 5. Ambergris is used in __________ industries.
Answer: perfume
In simple words: Ambergris, a special waxy substance from sperm whales, is highly valued in the perfume industry. It helps make fragrances last longer and smell unique.

🎯 Exam Tip: Mentioning its origin from sperm whales adds an interesting fact and shows deeper knowledge of this unique resource.

Question 6. Marine yeast has greater potential than __________ .
Answer: terrestrial
In simple words: Yeast found in the ocean (marine yeast) has more potential uses and benefits compared to yeast found on land (terrestrial yeast). This is because marine environments can have unique types of yeast.

🎯 Exam Tip: When comparing types of resources, identifying the specific benefit or reason for one having "greater potential" shows good analytical skills.

B. Write Short Notes On The Following

Question 1. Non-renewable resources.
Answer: Non-renewable resources are natural materials that exist in limited amounts and cannot be easily replaced once used. These resources form over millions of years, making their regeneration time too long for human timelines. For instance, coal and petroleum are common examples; they take vast geological periods to form.
In simple words: Non-renewable resources are things like coal and oil that we can't make more of quickly once they are used up. They are limited and take a very long time to form again.

🎯 Exam Tip: Always emphasize the "limited stock" and "long regeneration time" when defining non-renewable resources to score full marks.

Question 2. Community-owned Resources.
Answer: Community-owned resources are shared materials or spaces that everyone in a local area can use and benefit from. These resources are for the collective good and are managed by the community or local government. Public parks are a good example, as they are open to everyone in the neighborhood for recreation.
In simple words: These are resources that everyone in a community can use, like a public park. They are owned and used by many people together.

🎯 Exam Tip: For community-owned resources, highlight "shared use" and "benefit for all members" as key characteristics.

Question 3. World's largest Pharmacy.
Answer: Tropical rainforests are often called the world's largest pharmacy because they contain an incredible variety of plants, many of which have medicinal properties. About a quarter of all plant life in these forests can be used to make medicines, such as the Cinchona tree which yields quinine for malaria treatment.
In simple words: Tropical rainforests are like a huge natural pharmacy because many plants there can be used to make medicines. A lot of our medicines come from plants in these forests.

🎯 Exam Tip: Connect the term "pharmacy" to the "medicinal plants" found in rainforests and provide an example like Cinchona for clarity.

C. Give Brief Answers For The Following

Question 1. How can natural resources be classified depending on?
Answer: Natural resources can be sorted in different ways based on their characteristics. They are broadly classified depending on their:
1. Origin (where they come from)
2. Development (how much they are used or explored)
3. Renewability (if they can be replaced naturally)
4. Distribution (how they are spread out across the earth)
5. Ownership (who controls or owns them)
These different classifications help us understand how to manage and use resources wisely.
In simple words: Natural resources are grouped by where they come from, if they can be replaced, how they are spread, and who owns them.

🎯 Exam Tip: When listing classifications, try to briefly explain what each category refers to to show a complete understanding.

Question 2. What is an abiotic resource?
Answer: Abiotic resources are simply non-living parts of the environment that can be used as resources. These do not come from living organisms or their remains. Examples include land, water, air, and various minerals like iron or copper, which are essential for human life and industry.
In simple words: Abiotic resources are non-living things from nature that we use, such as land, water, air, and minerals.

🎯 Exam Tip: Clearly state that abiotic resources are "non-living" and provide at least two common examples to illustrate the definition.

D. Mind Map

Answer: Here is a mind map showing the different types and classifications of resources:

In simple words: This map helps us understand all the different kinds of things we call resources. It shows how we can sort them based on what they are, where they come from, and who can use them.

🎯 Exam Tip: When drawing diagrams or mind maps, ensure all key labels and categories from the source are included clearly and logically for easy understanding.