ch - 7 Minerals in India — Geography STD 10 — Question

Name any two sources of wastes?

Name four important ship-building yards.

Name the foreign collaborators of the following Iron and Steel plants:
Bhilai, Rourkela, Durgapur and Bokaro.

Month	J	F	M	A	M	J	J	A	S	O	N	D
Temp (in °C)	14.7	18.6	22.6	27.5	33.2	33.6	30.8	29.8	29.4	25.5	19	15.2
Rainfall (in cm)	2.5	2.0	1.5	0.9	1.5	7.5	17.8	18.5	12.5	1.0	0.2	1.5

(i) Calculate the annual range of temperature.
(ii) What is the total rainfall experienced by the station?
(iii) Which is the driest month?

What is October heat?

In ancient times river ways were the main highways of transportation as in the case of India. But they lost importance because of competition from railways, lack of water due to diversion for irrigation, poor maintenance of water bodies. In recent times however, India is keen to carry out revolution in the development of waterways.
(a) What are the other reasons for decreasing popularity of river transport in India?
(b) What will you suggest the government to make it a better mode of transport?

Give one advantage and one disadvantage of ratoon cropping.

Give any two characteristics or features of the Soil found most suitable for growing cotton and sugarcane in Maharashtra.

Convert the following R.F., into scales.

What are the physical characteristics of alluvial soil?