Biology · NDA previous year questions

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2010 17 questions

Q572010 · 22 Aug 2010
Consider the following items 1. Proteins, Carbohydrates, and Fats 2. Vitamins 3. Minerals 4. Water Which of the above are considered as the constituents of food?
1. A.1, 2 and 4 only
2. B.1 and 3 only
3. C.2 and 3 only
4. D.1, 2, 3 and 4
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Answer: D
Q582010 · 22 Aug 2010
Directions
Directions : The next four (04) items consist of two statements, statement I and statement II. You are to examine these two statements carefully and select the answers to these items using the code given below : Code : Statement I : Autotroph plants contain the pigment chlorophyll for meeting their requirement of carbon and energy
Statement II : Photosynthesis is the process of converting water into food using sunlight and oxygen
1. A.Both the statements are individually true and statement II is the correct explanation of statement I
2. B.Both the statements are individually true but statement II is not the correct explanation of statement I
3. C.Statement I is true but statement II is false
4. D.Statement I is false but statement II is true
Show answer
Answer: C
Q592010 · 22 Aug 2010
Directions
Directions : The next four (04) items consist of two statements, statement I and statement II. You are to examine these two statements carefully and select the answers to these items using the code given below : Code : Statement I : Autotroph plants contain the pigment chlorophyll for meeting their requirement of carbon and energy
Statement I : Reproduction is the process by which living organisms produce young ones of their species. There are different forms of reproduction Statement II : Sex organs, male and female, are mandatory for reproduction
1. A.Both the statements are individually true and statement II is the correct explanation of statement I
2. B.Both the statements are individually true but statement II is not the correct explanation of statement I
3. C.Statement I is true but statement II is false
4. D.Statement I is false but statement II is true
Show answer
Answer: C
Q602010 · 22 Aug 2010
Directions
Directions : The next four (04) items consist of two statements, statement I and statement II. You are to examine these two statements carefully and select the answers to these items using the code given below : Code : Statement I : Autotroph plants contain the pigment chlorophyll for meeting their requirement of carbon and energy
Statement I : Human beings have 23 pair of chromosomes, one of which is the sex chromosome and the remaining 22 autosomes. The X-linked diseases are related to mutations on a sex chromosome Statement II : Colour blindness results from a mutation in X chromosome
1. A.Both the statements are individually true and statement II is the correct explanation of statement I
2. B.Both the statements are individually true but statement II is not the correct explanation of statement I
3. C.Statement I is true but statement II is false
4. D.Statement I is false but statement II is true
Show answer
Answer: B
Q752010 · 22 Aug 2010
Which one among the following statements regarding the properties of mixtures and compounds is not correct?
1. A.A mixture shows the properties of its constituents but the properties of a compound are entirely different from its constituents
2. B.A mixture may be homogeneous or heterogeneous but a compound is a homogeneous substance
3. C.The constituents of a mixture can be separated by physical methods but those of a compound can not be separated by physical method
4. D.Energy is either absorbed or evolved during the preparation of a mixture but not in the preparation of a compound
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Answer: D
Q882010 · 22 Aug 2010
If a heater coil is cut into two equal parts and only one part is used in the heater, the heat generated will be :
1. A.doubled
2. B.four times
3. C.one-fourth
4. D.halved
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Answer: A
Q992010 · 22 Aug 2010
Internet communication uses optical fibre cables because of :
1. A.low cost
2. B.free from virus threat
3. C.high data carrying capacity
4. D.faster than light communication of signals
Show answer
Answer: C
Q552010 · 18 Apr 2010
Administering a vaccine provides protection by inducing synthesis of antibodies (proteins) specific to the vaccine. The cell in the body responsible for the production of antibodies is
1. A.granulocyte
2. B.lymphocyte
3. C.erythrocyte (red blood cell)
4. D.platelet
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Answer: B
Q562010 · 18 Apr 2010
Biological catalysts in living organisms are known as
1. A.hormones
2. B.vitamins
3. C.steroids
4. D.enzymes
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Answer: D
Q572010 · 18 Apr 2010
To which one of the following types of organism do mushrooms belong?
1. A.Algae
2. B.Ferns
3. C.Fungi
4. D.Lichens
Show answer
Answer: C
Q592010 · 18 Apr 2010
Cure to spinal injury is likely to emerge from
1. A.gene therapy
2. B.stem cell therapy
3. C.xenograft
4. D.transfusion
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Answer: B
Q722010 · 18 Apr 2010
When X-rays are produced
1. A.heat is generated at the target
2. B.heat is absorbed at the target
3. C.the temperature of the target remains constant
4. D.brilliant light is seen at the target
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Answer: A
Q862010 · 18 Apr 2010
A vessel contains oil (density $ρ_{1}$ ) over a liquid of density $ρ_{2}$ ; a homogeneous sphere of volume $V$ floats with half of its volume immersed in the liquid and the other half in oil. The weight of the sphere is
1. A. $V (ρ_{2} - ρ_{1}) /2$
2. B. $V (ρ_{2} + ρ_{1}) g /2$
3. C. $V (ρ_{2} + ρ_{1})$
4. D. $V (ρ_{2} + ρ_{1}) /2$
Show answer
Answer: B
Q922010 · 18 Apr 2010
Directions: The following four (4) items are based on the Table given below. You are to match List-I with List-II, List-III and List-IV, and select the correct answer using the code given below: | List-I (Element) | List-II (Property) | List-III (Property/Composition) | List-IV (Property/Composition) | | :--- | :--- | :--- | :--- | | A. Diamond | 1. Thermosetting polymer | I. Rigid structure | i. Non-conductor of heat | | B. Graphite | 2. Monomer | II. Sheet-like structure | ii. Ester | | C. Rayon | 3. Soft | III. Cellulose | iii. Conductor of heat | | D. Nylon | 4. Viscose process | IV. Soft on heating | iv. Ether | | E. Carbon fibre | 5. Synthetic fibre | V. Unreactive | v. Silk-like thread | | F. Polyvinyl chloride | 6. High strength | VI. Corrosion | vi. Spacecraft | | G. Terylene | 7. Thermoplastic | VII. Melts instead of burning | vii. Chlorine atom replaces hydrogen atom | | H. Bakelite | 8. Polyester fibre | VIII. Ethylene glycol | viii. Cross-linked | | | 9. Hardest natural substance | IX. Phenol and formaldehyde | ix. Terephthalic acid | List-I List-II List-III List-IV
1. A.A 9 I i
2. B.B 3 IV iv
3. C.A 9 I ii
4. D.B 3 II v
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Answer: Dropped in the final answer key (full marks to everyone)
Q932010 · 18 Apr 2010
Directions: The following four (4) items are based on the Table given below. You are to match List-I with List-II, List-III and List-IV, and select the correct answer using the code given below: | List-I (Element) | List-II (Property) | List-III (Property/Composition) | List-IV (Property/Composition) | | :--- | :--- | :--- | :--- | | A. Diamond | 1. Thermosetting polymer | I. Rigid structure | i. Non-conductor of heat | | B. Graphite | 2. Monomer | II. Sheet-like structure | ii. Ester | | C. Rayon | 3. Soft | III. Cellulose | iii. Conductor of heat | | D. Nylon | 4. Viscose process | IV. Soft on heating | iv. Ether | | E. Carbon fibre | 5. Synthetic fibre | V. Unreactive | v. Silk-like thread | | F. Polyvinyl chloride | 6. High strength | VI. Corrosion | vi. Spacecraft | | G. Terylene | 7. Thermoplastic | VII. Melts instead of burning | vii. Chlorine atom replaces hydrogen atom | | H. Bakelite | 8. Polyester fibre | VIII. Ethylene glycol | viii. Cross-linked | | | 9. Hardest natural substance | IX. Phenol and formaldehyde | ix. Terephthalic acid | List-I List-II List-III List-IV
1. A.C 4 II i
2. B.D 5 VII v
3. C.C 6 V vi
4. D.D 5 II iv
Show answer
Answer: B
Q942010 · 18 Apr 2010
Directions: The following four (4) items are based on the Table given below. You are to match List-I with List-II, List-III and List-IV, and select the correct answer using the code given below: | List-I (Element) | List-II (Property) | List-III (Property/Composition) | List-IV (Property/Composition) | | :--- | :--- | :--- | :--- | | A. Diamond | 1. Thermosetting polymer | I. Rigid structure | i. Non-conductor of heat | | B. Graphite | 2. Monomer | II. Sheet-like structure | ii. Ester | | C. Rayon | 3. Soft | III. Cellulose | iii. Conductor of heat | | D. Nylon | 4. Viscose process | IV. Soft on heating | iv. Ether | | E. Carbon fibre | 5. Synthetic fibre | V. Unreactive | v. Silk-like thread | | F. Polyvinyl chloride | 6. High strength | VI. Corrosion | vi. Spacecraft | | G. Terylene | 7. Thermoplastic | VII. Melts instead of burning | vii. Chlorine atom replaces hydrogen atom | | H. Bakelite | 8. Polyester fibre | VIII. Ethylene glycol | viii. Cross-linked | | | 9. Hardest natural substance | IX. Phenol and formaldehyde | ix. Terephthalic acid | List-I List-II List-III List-IV
1. A.E 6 I vi
2. B.F 7 IV ix
3. C.E 6 VI vi
4. D.F 3 VI v
Show answer
Answer: A
Q952010 · 18 Apr 2010
Directions: The following four (4) items are based on the Table given below. You are to match List-I with List-II, List-III and List-IV, and select the correct answer using the code given below: | List-I (Element) | List-II (Property) | List-III (Property/Composition) | List-IV (Property/Composition) | | :--- | :--- | :--- | :--- | | A. Diamond | 1. Thermosetting polymer | I. Rigid structure | i. Non-conductor of heat | | B. Graphite | 2. Monomer | II. Sheet-like structure | ii. Ester | | C. Rayon | 3. Soft | III. Cellulose | iii. Conductor of heat | | D. Nylon | 4. Viscose process | IV. Soft on heating | iv. Ether | | E. Carbon fibre | 5. Synthetic fibre | V. Unreactive | v. Silk-like thread | | F. Polyvinyl chloride | 6. High strength | VI. Corrosion | vi. Spacecraft | | G. Terylene | 7. Thermoplastic | VII. Melts instead of burning | vii. Chlorine atom replaces hydrogen atom | | H. Bakelite | 8. Polyester fibre | VIII. Ethylene glycol | viii. Cross-linked | | | 9. Hardest natural substance | IX. Phenol and formaldehyde | ix. Terephthalic acid | List-I List-II List-III List-IV
1. A.G 8 I ix
2. B.H 4 IV iii
3. C.G 8 VIII ix
4. D.H 1 VI viii
Show answer
Answer: C