Q1. Fill in the blanks.
The types of resources on basis of stock
are renewable and non-renewable resources.
All resources have some value.
Time and technology
are two important factors that can change substances into resources.
On the basis of distribution resources can
be ubiquitous or localised.
On the basis of origin, resources can be abiotic
On the basis of development and use
resources can be classified into two groups, actual resources and potential
Natural gas is a non-renewable resource. True
High speed winds were a potential resource
two hundred years ago. True
Coal, petroleum and natural gas are some
examples renewable resources. False
All resources have same value. False
All natural sources of energy are
Value means worth. True
Q3. What are non-renewable resources?
Non-renewable resources are those which have a limited stock.
Q4. What is a patent?
Patent means the exclusive right over any idea or invention.
Q5. What do you mean by stock of resource?
Ans. Stock of resource is the amount of resources
available for use.
Q6. What is utility?
If a substance can be used in any way, it is said to have a utility.
Q7. How are resources classified based on their origin?
Based on the origin, resources can be classified as abiotic or biotic.
Q8. What makes a substance a resource?
How does something become a resource?
or usability is what makes an object or substance a resource.
Q9. Why is air a ubiquitous resource?
Air is a ubiquitous resource because air we breathe is found everywhere.
Q10. What are renewable resources?
Renewable resources are those which get renewed or replenished quickly.
Q11. How are resources classified according to their
the basis of their distribution resources can be ubiquitous or localised.
Q12. How are resources classified broadly?
are generally classified into natural, human made and human.
Q13. What is resource conservation?
Using resources carefully and giving them time to get renewed is called
Q14. What is technology?
Ans. Technology is the application of latest knowledge
and skill in doing or making things.
Q15. Name some natural resources.
Ans. The air we breathe, the water in our rivers and
lakes, the soils, minerals are all natural resources.
Q16. What are natural resources?
that are drawn from nature and used without much modification are called
Q17. What is sustainable development?
Balancing the need to use resources and also conserve them for the future is
called sustainable development.
Q18. What is a Human Resource?
Human Resource refers to the number (quantity) and abilities (mental and
physical) of the people.
Q19. How natural resources are classified?
Ans. Natural resources are classified into different
groups depending upon their level of development and use; origin; stock and