With reference to rice cultivation answer the following:
(i) Why does rice grow well in a soil with a clay like subsoil?
(ii) What is the advantage of growing rice in nurseries before it is transplanted?
Study the picture given below and answer the question that follow:
(ii) Why are mostly women employed to harvest it?
(iii) Mention two geographical conditions suitable for the cultivation of this crop.
(i) This is a tea crop which grows well in Assam.
(ii) Mostly women are employed for tea picking because they are better pickers of tea leaves and can be employed at cheaper rates.
(iii) Two geographical conditions required for the cultivation of this crop are mentioned below:
a. The tea crop grows well in humid climate with an annual rainfall of 150 cm which is well distributed throughout the year.
b. It grows well in temperature ranging from 24°C to 30°C.
Explain briefly the following:
(i) Shifting cultivation
(ii) Bud grafting
(iii) Oil cake
Give two reasons for the importance of the jute industry in the Ganga-Brahmaputra delta region.
(i) Give two reasons why the woollen industry is not a flourishing industry in India.
(ii) Name two centres for this industry.
With reference to the silk industry, answer the following:
(i) Why is Karnataka the largest producer of mulberry silk?
(ii) Mention two varieties of non- mulberry silk.
(iii) Name one silk weaving center each in U.P. and in Tamil Nadu.
Mention two advantages that a mini steel plant has over an integrated iron and steel plant.
(i) Name an iron and steel plant which was established with British collaboration.
(ii) From where does it get its supply of:
1. Iron ore
2. Manganese
3. Coal