Question:
What are the advantages in mixed cropping?
Answer:
The advantages in mixed cropping are
1. Greater stability of yield over different seasons
2. Better use of growth resources
3. Better control of weeds, pests, and diseases
4. One crop may provide physical support to another one
5. One crop provides shelter to the other crop
6. Erosion control through providing continuous leaf cover over the ground surface
7. Benefit to small farmers of limited means.
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.
How can one increase agricultural production?
Q 49.
Name a few landforms.
Q 50.
What is population density?
