Question:
The world population has grown very rapidly. Why?
Answer:
The world population has grown very rapidly particularly after 1800s. The reasons are growth in food supplies, improvement in medical facilities, reduced death rate while the birth rate remained the same.
Resources
Q 1.
Which are the two main climatic factors responsible for soil formation?
Q 2.
What are population pyramids? How do they help in understanding about the population of a country?
Q 3.
What is Nomadic herding?
Q 4.
Which industry is often referred to as the backbone of modem industry and why?
Q 5.
What is meant by the term industry?
Q 6.
Which sources of energy would you suggest for (a) rural areas (b) coastal areas (c) Arid Regions?
Q 7.
Distinguish between Biogas and natural gas
Q 8.
Write a brief note on Intensive subsistence farming.
Q 9.
What is mixed cropping or mixed farming?
Q 10.
What are the two main classifications of power resources?
Q 13.
What is plantation agriculture?
Q 14.
Name the 3 sectors of activities done by people.
Q 15.
Give a brief note on mining.
Q 16.
Name the different rocks that minerals occur in?
Q 17.
Why are human resources important?
Q 18.
Different crops are grown in different regions.
Q 19.
What is meant by population composition?
Q 20.
Name any three common minerals used by you every day.
Q 21.
What are the methods that can be adapted to contain landslides?
Q 22.
Give a brief description of soil composition or the layers of soil ?
Q 23.
Why are resources distributed unequally over the earth?
Q 24.
What is shifting cultivation? What are its disadvantages?
Q 25.
Name the fibre crops and name the climatic conditions required for their growth.
Q 26.
Name any two steps that government has taken to conserve plants and animals.
Q 27.
Give Reason for Environmental aspects must be carefully looked into before building huge dams.
Q 28.
Mention the different types of resources.
Q 29.
Write a brief note on wind power ?
Q 30.
What are abiotic resources?
Q 31.
What are the different kinds of cultivation?
Q 32.
How can one increase agricultural production?
Q 33.
How are mineral extracted from earth?
Q 34.
What is population study known as?
Q 35.
In India agriculture is a primary activity.
Q 36.
Write any two reasons for land degradation today?
Q 37.
Suggest three ways to conserve water.
Q 38.
Ganga-Brahmaputra plain of India is an overpopulated region.
Q 39.
Human interference and changes of climate can maintain the ecosystem ?
Q 40.
Distinguish between the followings
(i) Agro-based and mineral based industry.
Q 41.
What can we do to conserve resources?
Q 42.
What do the 3Rs stand for in context with conservation of natural resources?
Q 43.
Write a brief note on terrace farming and intercropping.
Q 44.
What are the causes for the destruction of natural vegetation and wildlife?
Q 45.
Write a brief note on the Ministry of Human Resource Development in India.
Q 46.
Differentiate between emigrants and immigrants.
Q 47.
Why is population growth slowing in united Kingdoms?
Q 48.
What is sustainable development?
Q 49.
Differentiate between Ubiquitous and localised resources?
Q 50.
The world population has grown very rapidly. Why?
