NDA 2012 (1) - Solved Paper

1. The Indian Standard Time (IST) is based on

  1. 90o E meridian
  2. 82½o E meridian
  3. 75o E meridian
  4. 0o meridian

2. Collision-coalescence process of precipitation is applicable to?

  1. those clouds which do not extend beyond the freezing level
  2. those clouds which extend beyond the freezing level
  3. all types of clouds
  4. cumulonimbus clouds

3. Match List I with List II and select the correct answer using the code given below the lists

List I
Map showing ocean current
List II
Name of ocean current
1. Kuroshio
2. Humboldt
3. Benguela
4. Oyashio


  1. A - 2; B - 1; C - 3; D - 4
  2. A - 4; B - 3; C - 2; D - 1
  3. A - 4; B - 1; C - 3; D - 2
  4. A - 2; B - 3; C - 1; D - 4

4. Which one among the following nutrients is a structural component of the cell wall of plants?

  1. Manganese
  2. Potassium
  3. Phosphorus
  4. Calcium

5. Balanced diet should have approximately

  1. 1/5 protein, 3/5 fat and 1/5 carbohydrate
  2. 3/5 protein, 1/5 fat and 1/5 carbohydrate
  3. 1/5 protein, 1/5 fat and 3/5 carbohydrate
  4. 1/2 protein, 1/4 fat and 1/4 carbohydrate

6. Which one among the following statements is correct?

  1. All arteries carry oxygenated blood
  2. All veins carry oxygenated blood
  3. Except the pulmonary artery, all other arteries carry oxygenated blood
  4. Except the pulmonary vein, all other veins carry oxygenated blood

7. What are cold-blooded animals?

  1. Animals with blood without haemoglobin
  2. Animals who are not ferocious
  3. Animals whose body temperature remains constant
  4. Animals whose body temperature varies according to the temperature of atmosphere

8. Sickle-cell anaemia is a disease caused due to the abnormality in?

  1. white blood cells
  2. red blood cells
  3. thrombocytes
  4. blood plasma composition

9. Carbohydrates are stored in plants and animals in the form of

  1. cellulose and glucose respectively
  2. starch and glycogen respectively
  3. starch and glucose respectively
  4. cellulose and glycogen respectively

10. Which of the following statements regarding oxidation and reduction are correct?

  1. In oxidation, loss of electron takes place whereas in reduction, gain of electron takes place
  2. In oxidation, gain of electron takes place whereas in reduction, loss of electron takes place
  3. Oxidising agent decreases the oxidation number but reducing agent increases the oxidation number
  4. Oxidising agent increases the oxidation number but reducing agent reduces the oxidation number

Select the correct answer using the code given below:


  1. 1 and 3
  2. 2 and 4
  3. 2 and 3
  4. 1 and 4

11. Which one among the following is correct regarding 20Ne, 23Na+, 19F- and 24Mg2+?

  1. They are isomers of each other
  2. They are isotopes of each other
  3. They are isoelectronic with each other
  4. All of the above

12. Which of the following pairs is/are correctly matched?

  1. Isotopes: Atoms with same atomic number but different atomic mass
  2. Isobars: Atoms with same number of neutrons but different atomic number
  3. Isotones: Atoms with same mass number but different atomic number

Select the correct answer using the code given below:


  1. 1, 2 and 3
  2. 1 only
  3. 1 and 2 only
  4. 2 only

13. Sometimes, indigestion is caused by the secretion of too much hydrochloric acid in the stomach. To ease the pain caused, a tablet can be taken that reacts to reduce the amount of acid present. Which one among the following would be inappropriate for a manufacturer to include as a major reactant in the tablet?

  1. CaCO3
  2. MgCO3
  3. NaOH
  4. Mg(OH)2

14. Muhammad bin Tughlaq's experiment of introducing token currency could not succeed on account of

  1. rejection of token coins by foreign merchants
  2. shortage of copper for minting token coins
  3. large-scale minting of spurious coins
  4. poor quality of token currency

15. The Parliament can legislate on the subjects in the State List if the

  1. President issues an order authorising it do so
  2. Supreme Court gives authority to the Parliament in this regard
  3. Rajya Sabha passes a resolution by two-thirds of its members present and voting declaring it expedient to legislate on a State matter in the national interest
  4. Prime Minister issues a special order

16. The writ of certiorari is issued by superior court to

  1. an inferior court to stop further proceedings in a particular case
  2. an inferior court to transfer the record of proceedings in a case for review
  3. an officer to show his/her right to hold a particular office
  4. a public authority to produce a person detained by it before the court within 24 hours

17. Schemes run under the National Rural Employment Guarantee Act are sponsored

  1. by the Central Government alone
  2. partly by the Central Government and partly by the State Government
  3. by Centre, State and Panchayat bodies together
  4. on public-private partnership basis