Question:
What is population density?
Answer:
Population density refers to the number of people per square kilometer of land area. The average density of population in the whole world is 45 persons per square km.
Resources
Q 1.
What are population pyramids? How do they help in understanding about the population of a country?
Q 2.
Which are the two main climatic factors responsible for soil formation?
Q 3.
Write a brief note on Intensive subsistence farming.
Q 4.
Which sources of energy would you suggest for (a) rural areas (b) coastal areas (c) Arid Regions?
Q 5.
Distinguish between Biogas and natural gas
Q 6.
Write a brief note on wind power ?
Q 8.
What are the two main classifications of power resources?
Q 9.
What is meant by the term industry?
Q 10.
What is Nomadic herding?
Q 11.
Why people are considered a resource?
Q 12.
In India agriculture is a primary activity.
Q 13.
Which industry is often referred to as the backbone of modem industry and why?
Q 14.
Name the 3 sectors of activities done by people.
Q 15.
Mention a few minerals and their uses.
Q 16.
Name any three common minerals used by you every day.
Q 17.
Write a brief note on the Ministry of Human Resource Development in India.
Q 18.
Differentiate between emigrants and immigrants.
Q 19.
Different crops are grown in different regions.
Q 20.
Human interference and changes of climate can maintain the ecosystem ?
Q 21.
How are mineral extracted from earth?
Q 22.
Give a brief description of soil composition or the layers of soil ?
Q 23.
What are bio reserves?
Q 24.
Distinguish between Ferrous and nonferrous minerals
Q 25.
Write a brief note on Renewable resources ?
Q 26.
What are natural resources?
Q 27.
What are the factors that determine the pattern in which a particular region is used?
Q 28.
Why is population study essential?
Q 29.
What is agriculture?
Q 30.
The world population has grown very rapidly. Why?
Q 31.
Distinguish between Conventional and non conventional sources of energy
Q 32.
Name the different rocks that minerals occur in?
Q 33.
Write a brief note on salt.
Q 34.
How does land fulfil our needs?
Q 35.
What is the average density of population in India?
Q 36.
Why is population growth slowing in united Kingdoms?
Q 37.
Why are resources distributed unequally over the earth?
Q 38.
Discuss the role of any two factors influencing population change.
Q 39.
Name any two steps that government has taken to conserve plants and animals.
Q 40.
What are the similarities between information technology industries in Bangalore and California?
Q 41.
Name two regions rich in natural gas resources.
Q 42.
Give five ways in which you can save energy at home.
Q 43.
Give Reason for Environmental aspects must be carefully looked into before building huge dams.
Q 44.
What is a resource?
Q 45.
How was the word agriculture, coined?
Q 46.
How is farming classified?
Q 47.
What is the difference between Subsistence farming and Commercial farming?
Q 48.
Name a few landforms.
Q 49.
What are the different characteristics of population composition?
Q 50.
Differentiate between Ubiquitous and localised resources?