Question:
Name the fibre crops and name the climatic conditions required for their growth.
Answer:
Fibre crops are crops which are grown for their fibers, which are used to make paper, cloth, or rope. Cotton and jute are Fibre crops. Cotton requires high temperature, light rainfall, two hundred and ten frost-free days and bright sunshine for its growth. It grows best on black and alluvial soils.
Jute was also known as the "Golden Fibre". It grows well on alluvial soil and
requires high temperature, heavy rainfall and humid climate. This crop is grown in the tropical areas.
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.
Which sources of energy would you suggest for (a) rural areas (b) coastal areas (c) Arid Regions?
Q 4.
Write a brief note on Intensive subsistence farming.
Q 5.
Different crops are grown in different regions.
Q 6.
What is Nomadic herding?
Q 7.
Write a brief note on wind power ?
Q 8.
What are the two main classifications of power resources?
Q 9.
In India agriculture is a primary activity.
Q 10.
Which industry is often referred to as the backbone of modem industry and why?
Q 12.
What is meant by the term industry?
Q 13.
Distinguish between Ferrous and nonferrous minerals
Q 14.
Name a few landforms.
Q 15.
Distinguish between Biogas and natural gas
Q 16.
What are the factors that determine the pattern in which a particular region is used?
Q 17.
Write a brief note on the Ministry of Human Resource Development in India.
Q 18.
Differentiate between emigrants and immigrants.
Q 19.
Name the 3 sectors of activities done by people.
Q 20.
Mention a few minerals and their uses.
Q 21.
What is wind power?
Q 22.
What are natural resources?
Q 23.
Give a brief description of soil composition or the layers of soil ?
Q 24.
Why is population study essential?
Q 25.
Why is population growth slowing in united Kingdoms?
Q 26.
Why people are considered a resource?
Q 27.
What are the similarities between information technology industries in Bangalore and California?
Q 28.
Distinguish between the followings
(i) Agro-based and mineral based industry.
Q 29.
Give Reason for Environmental aspects must be carefully looked into before building huge dams.
Q 30.
What is a resource?
Q 31.
What are the four Characteristics of resources?
Q 32.
Write a brief note on Renewable resources ?
Q 33.
What are the 3 categories of Commercial farming?
Q 34.
What are the advantages in mixed cropping?
Q 35.
How can one increase agricultural production?
Q 36.
How are mineral extracted from earth?
Q 37.
Name the different rocks that minerals occur in?
Q 38.
What is a water-cycle?
Q 39.
What is the average density of population in India?
Q 40.
Discuss the role of any two factors influencing population change.
Q 41.
Why is land considered an important resource?
Q 42.
Rows of trees planted in the coastal areas to check the wind movement is called intercropping ?
Q 43.
Give reason for Most industries are concentrated around coal mines.
Q 44.
Distinguish between Conventional and non conventional sources of energy
Q 45.
Mention the different types of resources.
Q 46.
What is meant by arable land?
Q 47.
Differentiate between Ubiquitous and localised resources?
Q 48.
What is agriculture?
Q 49.
Write any two reasons for land degradation today?
Q 50.
Human interference and changes of climate can maintain the ecosystem ?
