At present nuclear energy accounts for how much percent of the total energy consumption in India?

Give the two categories into which infrastructure can be divided.

What are conventional sources of energy?

What are the various non-commercial sources of energy?

What is meant by the word morbidity?

State one challenge before the power sector of India.

Why do State Electricity Boards (SEBs) suffer losses?

Match the following.

S. No	Economies	S. No	Infrastructural Needs
1	Low income economies	a.	Telecommunication and power
2	Developing economies	b.	Health, housing and sanitation
3	Developed economies	c.	Irrigation and Transportation

 Codes:

	I	II	III
(a)	(i)	(ii)	(iii)
(b)	(iii)	(ii)	(i)
(c)	(ii)	(i)	(iii)
(d)	(i)	(iii)	(ii)

How is infrastructure relevant in the working of a modern economy? State any two points.

Why are investors reluctant to invest in tidal energy projects?