Question:
Write any two reasons for land degradation today?
Answer:
Two reasons for land degradation are deforestation and overuse of chemical fertilisers.
Resources
Q 1.
What are population pyramids? How do they help in understanding about the population of a country?
Q 2.
What are the four Characteristics of resources?
Q 3.
Give a brief note on mining.
Q 4.
Write a brief note on terrace farming and intercropping.
Q 5.
Name the fibre crops and name the climatic conditions required for their growth.
Q 6.
Rows of trees planted in the coastal areas to check the wind movement is called intercropping ?
Q 7.
Mention the different types of resources.
Q 8.
Mention some methods that are used to conserve soil
Q 9.
What is plantation agriculture?
Q 10.
The world population has grown very rapidly. Why?
Q 11.
What are the different kinds of cultivation?
Q 12.
Why are human resources important?
Q 13.
Differentiate between Ubiquitous and localised resources?
Q 14.
Write any two reasons for land degradation today?
Q 15.
Name any two steps that government has taken to conserve plants and animals.
Q 16.
Write a brief note on wind power ?
Q 17.
What are abiotic resources?
Q 18.
What is wind power?
Q 19.
Write a brief note on the Ministry of Human Resource Development in India.
Q 20.
What is the average density of population in India?
Q 21.
What is sustainable development?
Q 22.
Different crops are grown in different regions.
Q 23.
What are the similarities between information technology industries in Bangalore and California?
Q 24.
Which sources of energy would you suggest for (a) rural areas (b) coastal areas (c) Arid Regions?
Q 25.
Distinguish between Metallic and non metallic minerals
Q 26.
What are the activities under the secondary sector?
Q 28.
What are the classifications of minerals?
Q 29.
How are mineral extracted from earth?
Q 30.
Name the different rocks that minerals occur in?
Q 31.
What are the causes for the destruction of natural vegetation and wildlife?
Q 32.
Sixty per cent of the world's people stay in just 10 countries. Name the countries with the percentage of world population.
Q 33.
What is resource conservation?
Q 34.
Discuss the role of any two factors influencing population change.
Q 35.
Ganga-Brahmaputra plain of India is an overpopulated region.
Q 36.
Why cotton textile industry rapidly expanded in Mumbai?
Q 37.
Name any three common minerals used by you every day.
Q 38.
When can people make the best use of nature?
Q 39.
Name the 3 sectors of activities done by people.
Q 40.
How was the word agriculture, coined?
Q 41.
What is meant by arable land?
Q 42.
What is mixed cropping or mixed farming?
Q 43.
How can one increase agricultural production?
Q 45.
What are natural resources?
Q 46.
Give a brief description of soil composition or the layers of soil ?
Q 47.
What is a water-cycle?
Q 48.
What are the different characteristics of population composition?
Q 49.
What is shifting cultivation? What are its disadvantages?
Q 50.
What is meant by the term industry?
