Combined Defence Services (CDS) Solved 2005 Paper

1. If the usual formula for time calculation were to be applied, what would be the approximate time difference between extreme west and east parts of India ?
(a) 1 hr
(b) 1 /2 hrs
(c) 2 hrs
(d) 2 /2 hrs
Ans: ( c )

2. Through which one of the following countries the Tropic of Cancer does not pass through ?
(a) Bangladesh
(b) China
(c) Myanmar
(d) Nepal
Ans: ( d )

3. Consider the following statements :
1. Korba is west to Rourkela.
2. Rourkela is south to Ranchi.
Which of the statements given above is/are correct ?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
Ans: ( c )

4. Consider the following :
1. Chilka Lake
2. Pulicat Lake
3. Vembanad Lake
Which of the above is/are lagoon(s) ?
(a) 1 and 2
(b) 2 only
(c) 1 and 3
(d) 1, 2 and 3
Ans: ( d )

5. Consider the following statements :
1. There are twelve Fundamental Duties laid down in the Constitution of India for every citizen of India.
2. There is no provision in the Constitution of India for direct enforcement of the Fundamental Duties.
3. One of the Fundamental Duties of every citizen of India is to cast his/her vote in General or State elections so as to maintain a vibrant democracy in India.
Which of the statements given above is/are correct ?
(a) 1 and 2
(b) 2 and 3
(c) 2 only
(d) 3 only
Ans: ( b )

6. Which one of the following statements is correct ?
The Speaker of Lok Sabha can be removed by a resolution passed by
(a) A majority of all the then members of Lok Sabha
(b) A majority of the then members of both Lok Sabha and Rajya Sabha
(c) Two-thirds majority of the total members of the Lok Sabha
(d) Two-thirds majority of the Lok Sabha members present and voting
Ans: ( a )

7. Consider the following statements :
1. In India, the power to promulgate Ordinances lies with the President only.
2. The power to declare emergency in a State in India lies with the President only.
Which of the statements given above is/are correct ?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
Ans: ( b )

8. In which among the following molecules is the distance between two adjacent carbon atoms largest ?
(a) Benzene
(b) Ethane
(c) Ethene
(d) Ethyne
Ans: ( d )

9. Which part of the brain controls respiration ?
(a) Cerebrarl cortex
(b) Medulla
(c) Cerebellum
(d) Cerebrum
Ans: ( b )

10. Deficiency of which one of the following causes knock-knee, bow legs and pigeon chest in children ?
(a) Vitamin A
(b) Vitamin B2
(c) Vitamin D
(d) Vitamin E
Ans: ( c )

11. What does protein deficiency in children, usually between the age of 1 to 3 years, cause ?
(a) Anaemia
(b) Goitre
(c) Kwashiorkor
(d) Xerophthalmia
Ans: ( c )

12. Who invented vaccination ?
(a) Alexander Fleming
(b) Edward Jenner
(c) Janas Salk
(d) Louis Pasteor
Ans: ( b )

13. Consider the following statements :
1. The nerve tissues in human body contain phosphorus.
2. In nature, sulphur always occurs in the combined state.
Which of the statements given above is/are correct ?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
Ans: ( a )

14. Consider the following statements :
1. Edwin Hubble discovered that distant galaxies are moving away from us.
2. Max Planck proposed that light comes in the form of quanta (packets of energy).
3. Stephen Hawking proposed a new theory combining the General Relativity and Uncertainty Principle.
Which of the statements given above is/are correct ?
(a) 1 only
(b) 1 and 2
(c) 2 and 3
(d) 1, 2 and 3
Ans: ( d )

15. What is the observation of multiple colours in thin films of oil floating on the surface of water due to ?
(a) Selective absorption of light
(b) Dispersion of light
(c) Diffraction of light
(d) Interference of light
Ans: ( d )