(Paper) Questions on Science & Technology Asked in GS Mains Paper

Science & Technology

1

Discuss in detail 'Alternative Energy Sources'.

2004

1*30

250

2

Global Warming' - Discuss

2004

1*30

250

3

What is 'Superconductivity'? Give its uses & applications.

2004

2*15

150

4

What it biotechnology? Discuss the important applications of Biotechnology.

2004

2*15

150

5

Describe the importance of Laser in war & peace.

2004

2*15

150

6

What do you understand by e-governance?

2004

5*2

20

7

What is URL?

2004

5*2

20

8

What do the following stand for - (i) CD-ROM, (ii) USB, (iii)ITES, (iv) FORTRAN

2004

5*2

20

9

What do you understand by MP3?

2004

5*2

20

10

What are cyber crimes? How are these protected?

2004

5*2

20

11

What do you understand by depletion of ozone layer and why is it considered harmful? Name ozone depleting substances & processes. What international ramifications took place to protect the ozone layer and what was the target agreed upon?

2003

1*30

250

12

What is interactive television? What special advantages are derived by using VOD services? What are the components of a typical VOD system? Which feature film was generated first entirely on computers and in which year?

2003

1*30

250

13

What does the solar system consist of? Discuss the motion of the entire solar system as a whole and also the motion of most of the bodies forming the solar system.

2003

2*15

150

14

In which year & by which countries was International Space Station (ISS) launched? How many countries are participating in this programme? What are the unique studies being made in the station which could not be made so accurately on earth?

2003

2*15

150

15

Discuss the elements of 'Frozen semen technology'. What are 'embryo transfer', 'transgenic animals', 'DNA recombinant technique?

2003

2*15

150

16

What is 'Sympathetic Haptics'?

2003

5*2

20

17

What are special features of 'Linux'?

2003

5*2

20

18

What is an operating system? List the basic services provided by an operating system,

2003

5*2

20

19

What is an 'internet worm'? Explain DDoS.

2003

5*2

20

20

What do the following stand for - (i) POSIX (ii) EPROM (iii) MODEM (iv) COBOL

2003

5*2

20

21

Plastic Hazards - Discuss.

2002

1*30

250

22

Discuss in detail 'The Internet Telephony as an alternative'.

2002

1*30

250

23

What are the fundamental constants and their use in the measurement system?

2002

2*15

150

24

Discuss about 'Environment', its components and its awareness.

2002

2*15

150

25

What is Human Cloning? Is it dangerous or beneficial? Discuss.

2002

2*15

150

26

What is a digital camera?

2002

5*2

20

27

What is firewall in Computer language?

2002

5*2

20

28

What is multimedia?

2002

5*2

20

29

What do the following stand for - (i) HTML (ii) FTP (iii) MELOPS (iv) PLANIT

2002

5*2

20

30

What is Piracy?

2002

5*2

20

31

What is cryogenic engine? Discuss its significance in India's space programme.

2001

1*30

250

32

What are stem cells? Why have they been in the news recently? Discuss.

2001

1*30

250

33

What is fibre optics? What advantages does it offer in telecommunications? Elaborate.

2001

2*15

150

34

What is vermicomposing? Discuss its importance in the Indian context.

2001

2*15

150

35

What does the Montreal Protocol deal with? Discuss its role in protecting Earth's environment.

2001

2*15

150

36

What is 'handshake' in computer language?

2001

5*2

20

37

what is 'Ethernet' & what is it used for?

2001

5*2

20

38

What is 'digital signature' & what is it used for?

2001

5*2

20

39

What do the following stand for - (i) DRAM (ii) JPEG (iii) ASCII (iv) IMAP

2001

5*2

20

40

What is a WAP-enabled phone?

2001

5*2

20

41

What is significance of the geostationary orbit? What would happen if it becomes too crowded?

2000

1*30

250

42

Why is the HIV considered so dangerous? Why has the spread of the virus proved so difficult to contain, especially in the poorer countries in the world?

2000

1*30

250

43

How transgenic plants are different from hybrid plants and what is their relevance in modern agriculture? Elaborate.

2000

2*15

150

44

What are greenhouse gases? What impact do they have on Earth's climate & with what consequences? Elaborate.

2000

2*15

150

45

What is water harvesting? Describe its relevance in the Indian context.

2000

2*15

150

46

What does the 'clock speed' of a computer signify?

2000

5*2

20

47

What do the following stand for - (i) http (ii) CPU (iii)ROM (iv) BIOS

2000

5*2

20

48

What is a modem & what is it used for?

2000

5*2

20

49

What is spamming?

2000

5*2

20

50

How does a computer virus destroy data?

2000

5*2

20