Nayak Academy: Army GD Model Question Paper

ARMY (GD) SET# 1

Part – I

GENERAL KNOWLEDGE

Choose the correct answer: 15 × 2 = 30

1. What is the expansion of I.S.R.O. ?

(a) International Scientific Research Organisation

(b) Indian Space Research Organisation

(d) Institute for Science and Research Organisation

2. The first modern Olympic Games were held in

(a) 1894 A.D. (b) 776 B.C. (c) 1896 A.D. (d) 1930 A.D.

3. With which game is ‘Wimbledon Trophy’ associated?

(a) Hockey (b) Football

(c) Lawn Tennis (d) Cricket

4. Governor of a state in India is appointed by

(a) Prime Minister (b) Chief Justice

(c) President (d) Chief Minister

5. On which day is ‘Human Rights Day’ observed?

(a) 5 June (b) 1 December

(c) 10 December (d) 15 January

6. How many players constitute a Baseball team?

(a) 9 (b) 5 (c) 6 (d) 11

7. Who is the writer of the book titled ‘Ignited Mind’?

(a) M. K. Gandhi (b) Jawaharlal Nehru

(c) A. P. J. Abdul Kalam (d) Kiran Bedi

8. In which year did C.V. Raman receive Nobel Prize?

(a) 1930 (b) 1941

9. Who was the first Indian Film Director to win Oscar Award?

(a) Dada Sahib Phalke (b) Satyajit Ray

10. Who was the first Indian to receive Raman Magsaysay Award?

(a) Dalai Lama (b) Vinoba Bhabe

11. How many members are there in the United Nations Security Council?

(a) 5 (b) 10

(c) 15 (d) 20

12. Which of the following countries celebrates its Independence Day on 15th August?

(a) Pakistan (b) Nepal

(c) South Korea (d) Thailand

13. Who was the last British Governor General of

India

(a) Lord Mountbatten (b) Lord Canning

14. 2014 World Cup Football was held at

(a) Brazil (b) England

15. Who is the present Vice President of India?

(a) Dr. Rajendra Prasad (b) Dr. S. Radhakrishnan (c) Dr. Jakir Hussain (d) Venkaiah Naidu

Part –II

GENERAL SCIENCE

Choose the correct answer: 20 × 2 = 40

16. Mechanical energy is converted into electrical energy by?

(A) A motor (B) A bulb (C) An electric bell (D) A dynamo

17. Light year is a unit of

(A) Magnitude (B) Velocity (C) Distance (D) Light

18. What is the unit of electric current?

(A) Ammeter (B) Ampere (C) Volt (D) Watt

19. Which mirror is used as a rear view mirror in vehicles?

(A) Plain (B) Concave (C) Convex (D) Parabolic

20. The sun's heat and light energy reaches earth by

(A) conduction (B) convection (C) refraction (D) radiation

21. How does a red object, seen through a thick blue glass, appear?

(A) Violet (B) Black (C) Green (D) Red

22. Which of the following is not a part of an atom?

(A) Ion (B) Electron (C) Proton (D) Neutron

23. The scientist who arranged elements according to their increasing atomic weight is?

(A) Dalton (B) Avogadro (C) Mendeleev (D) Mendel

24. Calcium Carbonate is the chemical name of?

(A) Washing Soda (B) Lime Stone (C) Baking Powder (D) None of these

25. Oxygen was discovered by?

(A) Rutherford (B) Joseph Priestly (C) Lavoisier (D) Neil Bohr

26. Of the following elements the best conductor of electricity is?

(A) Aluminium (B) Copper (C) Silver (D) Gold

27. Brass is an alloy of?

(A) Copper and Zinc (B) Aluminium and Copper (C) Copper and Tin (D) Zinc and Iron

28. The heater element in an electric iron is made of?

(A) Nichrome (B) Tungsten (C) Copper (D) Iron

29. Which of the following materials exhibit sublimation?

(A) Camphor (B) Ice (C) Wax (D) Ethyl Alcohol

30. Galvanized iron is coated with a thin coating of?

(A) Copper (B) Tin (C) Zinc (D) Aluminium

31. Which of the following metals is not an element?

(A) Iron (B) Silver (C) Bronze (D) Mercury

32. The blood vessels that carry oxygenated blood from lungs to the heart?

(A) Pulmonary veins (B) Cardiac artery (C) Cardiac vein (D) Pulmonary artery

33. Amount of Carbon dioxide in the atmosphere is

(A) 16.20% (B) 20.16% (C) 0.03% (D) 77.17%

34. Diabetes is caused due to the deficiency of _____.

(A) Calcium (B) Vitamin B (C) Vitamin C (D) Insulin

35. BCG is an injection for ____.

(A) Tuberculosis (B) Diphtheria (C) Tetanus (D) Small Pox

Part –III

MATHEMATICS

Choose the correct answer: 15 × 2 = 30

36. Solve for x and y :

x + y = 12 x - y = 8

(a) x = 5, y =1 (b) x = 8, y = 12 (c) x = 3, y = 5 (d) x =10, y = 2

37. A man goes 6 kms. to west and then 8 kms. to north. Find his shortest distance from the starting point.

(a) 14 kms. (b) 10 kms. (c) 16 kms. (d) 12 kms.

38. 24 : 36 :: ? : 180

(a) 240 (b) 120 (c) 360 (d) 12

39. What is the formula for area of a circle?

(a) 2∏r (b) ∏r² (c) 1/3∏r²h (d) 2(length+width)

40. If an article is purchased for Rs. 80 and sold for Rs. 100 , what is the % of profit or loss on sale?

(a) 20% (b) 25% (c) 30% (d) 40%

41. Calculate the simple interest on Rs. 4800 for 5 years at 8% per annum.

(a) 1825 (b) 920 (c) 1650 (d) 1920

42. Find the median of the following values :

40, 42, 38, 46, 37, 48, 44

(a) 40 (b) 42 (c) 44 (d) 48

43. A 500 metre-long train passes a bridge of 700 metres in 50 seconds. What is the speed of the train?

(a) 56 km/h (b) 74.6 km/h (c) 86.4 km/h (d) 68 km/h

44. Find the area of a rectangle whose length is 18 metre and breadth is 12 metre.

(a) 216 sq.m (b) 612 sq.m (c) 60 sq.m (d) 120 sq.m

45. What will be the circumference of the circle whose radius is 14 cm.?

(a) 82 cm. (b) 186 cm. (c) 1232 cm. (d) 88 cm.

46. 12 : ? :: 3 : 4

(a) 16 (b) 18 (c) 14 (d) 20

47. The average of the following numbers is 19.

16, 18, 14, x, 25 and 22.

Find the value of x.

(a) 14 (b) 19 (c) 16 (d) 18

48. If the diameter of a semi-circular field is 56 metre, then find the perimeter of the field.

(a) 140 m (b) 88 m (c) 144 m (d) 132 m

49. For what value of k, the equation 9x² + kx +16 = 0 will have equal roots?

(a) 12 (b) 18 (c) 7 (d) 24

50. If 5x+7y = 31 and 7x+5y = 29 , then find the value of xy.

(a) 5 (b) 6 (c) 7 (d) 8

Compiled at SMARTA

(A Centre for Competitive Exam)

Sarenga(New Market), Bankura, W.B.

Email: nayak.bidyut@gmail.com

Website: panchmura.blogspot.com

-----------------------------------------------------------------------------------------------------------

ARMY (GD) SET # 2

Part – I

GENERAL KNOWLEDGE

Choose the correct answer: 15 × 2 = 30

1. The President of India is elected by the

(A) Members of Parliament (B) Members of Legislative Assemblies (C) Governors (D) Electoral College consisting of the elected members of the Lok Sabha, the Rajya Sabha and the State Legislative Assemblies

2. The rotation of the earth about its axis causes

(A) Change in seasons (B) Day and night (C) Rainfall (D) Earthquake

3. Kaziranga National Park is in

(A) Uttar Pradesh (B) Bihar (C) Nagaland (D) Assam

4. The most populous state of India is

(A) Bihar (B) Uttar Pradesh (C) Madhya Pradesh (D) Maharashtra

5. The capital of Sikkim

(A) Gangtok (B) Shillong (C) Shimla (D) Thimphu

6. The capital of Nagaland

(A) Panaji (B) Aizawal (C) Kohima (D) Imphal

7. The capital of New Zealand

(A) Canberra (B) George-town (C) Suva (D) Wellington

8. The chief exporting country of mica is

(A) China (B) Brazil (C) Pakistan (D) India

9. Which country is known as the Sick Man of Europe?

(A) Hungary (B) Turkey (C) Poland (D) Spain

10. Palk Strait lies between?

(A) India and Sri Lanka (B) India and Bangladesh (C) India and Pakistan (D) India and China

11. Suez Canal connects ______ and _______.

(A) The Atlantic and the Pacific Ocean (B) The Red Sea and the North Sea

12. The deepest ocean in the world is the

(A) Atlantic ocean (B) Indian ocean (C) Arctic ocean (D) Pacific ocean (The Mariana Trench)

13. The most densely populated continent is

(A) Europe (B) Australia (C) Asia (D) Africa

14. The smallest continent is

(A) Australia (B) Antarctica (C) South America (D) Africa

15. Titan is the satellite of

(A) Saturn (B) Jupiter (C) Uranus (D) Venus

Part – II

GENERAL SCIENCE

Choose the correct answer: 20 × 2 = 40

16. What is meant by dialysis?

(A) Giving additional blood (B) Removing impure blood and providing fresh blood

17. Which one is a cold blooded creature?

(A) Dove (B) Hen (C) Duck (D) Snake

18. Which of the following creatures does not have ears?

(A) Snake (B) Fish (C) Owl (D) Frog

19. Transportation of food in plants takes place through

(A) Xylem (B) Pores (C) Cells (D) Phloem

20. The organ that regulates body temperature in human beings is

(A) Hair (B) Kidney (C) Lungs (D) Skin

21. Germs of which of the following diseases is spread through water?

(A) Malaria (B) Filaria (C) Jaundice (D) Diarrhoea

22. Which disease is caused by the deficiency of Vitamin D?

(A) Anaemia (B) Scurvy (C) Goitre (D) Rickets

23. Which of the following is a mammal?

(A) Crocodile (B) Tortoise (C) Bat (D) Snake

24. Which of the following is an excretory organ?

(A) Kidney (B) Intestine (C) Liver (D) Stomach

25. The scientist who gave scientific laws of heredity for the first time was

(A) Charles Darwin (B) Issac Newton (C) Lamarck (D) Mendel

26. Which of the following is known as ‘store-house of energy’?

(A) Endoplasm (B) Ribosome (C) Mitochondria (D) Nucleus

27. Who discovered Neutron?

(A) Somerfield (B) Chadwick (C) Bosch (D) Rutherford

28. Which of the following is whole number?

(A) Atomic number (B) Atomic mass (C) Atomic volume (D) Atomic radius

29. What is the measuring scale for sound?

(A) Kgs (B) Dynes (C) Hertz (D) Decibel

30. Seismograph is used to measure

(A) Earthquake (B) Rain water (C) Speed of wind (D) Depth of water

31. Atomic theory was invented by

(A) Albert Einstein (B) John Dalton (C) Benjamin (D) Madam Curie

32. Enzymes are made of

(A) Lipids (B) Carbohydrates (C) Proteins (D) None of these

33. Which is the purest form of iron?

(A) Cast iron (B) Wrought iron (C) Steel (D) Pig iron

34. Which human organ is affected by consumption of food adulterant?

(A) Lungs (B) Heart (C) Kidney (D) Liver

35. The material used in lead pencil is

(A) Carbon (B) Graphite (C) Mica (D) Lead

Part –III

MATHEMATICS

Choose the correct answer: 15 × 2 = 30

36. What will be factors of x³– 27 ?

(a) (x–3)(x² + 3x + 9) (b) (x+3)( x²+x+ 27)

37. Volume of a sphere is

(a) ²/₃∏r³ (b) ⁴/₃∏r³ (c) ¹/₃∏r² (d) None of these

38. If 3:7 = 39:x, then the value of x will be

(a) 21 (b) 117 (c) 91 (d) 101

39. If 15 persons can dig a trench in 10 days, how many days will 10 persons take to do the same work?

(a) 12 days (b) 18 days (c) 15 days (d) 20 days

40. What is the square root of 29241 ?

(a) 121 (b) 131 (c) 171 (d) None of these

41. If the radius of a wheel of a cycle is 56 cm. How much distance will the wheel cover in 50 revolutions?

(a) 176 mtr. (b) 272 mtr (c) 186 mtr (d) 352 mtr

42. 72km/hour = ?

(A) 20m/sec (B) 25m/sec (C) 2m/sec (D) 200m/sec

43. A woman gained 20% by selling an article for Rs.360. Find out the cost price of the article.

(A) Rs.200 (B) Rs.275 (C) Rs.250 (D) Rs.300

44. Factorise: x²+9x+20

(A) (x+4)(x+5) (B) (x+2)(x+10) (C) (x−4)(x+5) (D) (x−4)(x−5)

45. A 300 metre long train passes a pole in 20 seconds. What is the speed of the train?

(A) 34 km/h (B) 44 km/h (C) 38 km/h (D) 54 km/h

46. An article when sold for Rs.329 incurred 6% loss to the shopkeeper. What is the cost price of the article?

(A) Rs.335 (B) Rs.310 (C) Rs.350 (D) Rs.370

47. Calculate the compound interest of Rs.5200 for 2 years at 6% per annum.

(A) Rs.600.72 (B) Rs.642.72 (C) Rs.700.12 (D) Rs.622.82

48. What will be the complete surface area of a cylinder having 28m as diameter and 20m as its height?

(A) 2992m² (B) 3001m² (C) 2990m² (D) 2800m²

49. The average age of 3 friends is 23. Even if the age of the 4^th friend is added, the average age remains the same. What is the age of the 4^th friend?

(A) 21 years (B) 23 years (C) 32 years (D) None of these

50. If one angle of a triangle is equal to the sum of the other two angles, then the triangle is an

(A) Equilateral triangle (B) Obtuse triangle (C) Isosceles triangle (D) Right-angled triangle

Compiled at SMARTA

(A Centre for Competitive Exam)

Sarenga(New Market), Bankura, W.B.

Email: nayak.bidyut@gmail.com

Website: panchmura.blogspot.com

--------------------------------------------------------------------------------------------------------

ARMY (GD) SET # 3

Part – I

GENERAL KNOWLEDGE

Choose the correct answer: 15 × 2 = 30

1. By how many hours Indian Standard Time (IST) is ahead of Greenwich Mean Time (GMT)?

(A) 4:00 Hours (B) 4:30 Hours (C) 5:00 Hours (D) 5:30 Hours

2. The President of India can nominate to the Rajya Sabha

(A) 6 members (B) 9 members (C) 12 members (D) 15 members

3. The first General Elections under the Indian constitution were held in

(A) 1950 (B) 1951 (C) 1952 (D) 1953

4. Who is the ex-officio chairman of Rajya Sabha?

(A) President (B) Vice President (C) Prime Minister (D) Lok Sabha Speaker

5. Who wrote the patriotic song `Saare Jahan Se Achcha' ?

(A) Rabindranath Tagore (B) Bankim Chandra Chatterjee

6. In which town of Uttar Pradesh did Gautam Buddha attain Mahaparinirvana (salvation)?

(A) Lumbini (B) Kushinagar (C) Nanded (D) Pavapuri

7. Nathu La Pass, located in

Sikkim

, connects

India

with which country ?

(A)

Nepal

(B) Bhutan (C)

Myanmar

(D) China

8. Who is the only Indian batsman to score Triple Century in Test Cricket ?

(A) Sunil Gavaskar (B) Sachin Tendulkar (C) V.V.S.Laxman (D) Virender Sehwag

9. Whose birthday on 29 August is celebrated as `National Sports Day' in India ?

(A) C.K.Naidu (B) Dhyan Chand (C) Milkha Singh (D) Wilson Jones

10. In 1905, which Viceroy of India effected the Partition of Bengal ?

(A) Lord Irwin (B) Lord Curzon (C) Lord Hardinge (D) Lord Chelmsford

11. `Panchatantra', a collection of moral stories in Sanskrit, was authored by

(A) Somadeva (B) Kautilya (C) Narayan Pandit (D) Vishnu Sharma

12. On the banks of which river is Lucknow, the capital of Uttar Pradesh, situated ?

(A) Ganga (B) Yamuna (C) Gomti (D) Godavari

13. Who was the first recipient of Rajiv Gandhi Khel Ratna Award ?

(A) Geet Sethi (B) Pullela Gopichand (C) Vishwanathan Anand (D) Sachin Tendulkar

14. Which conqueror was born in

Macedonia

(Europe), died in Babylon (Asia) and buried in Alexandria (Africa)?

(A) Genghis Khan (B) Attila the Hun (C) Napoleon Bonaparte (D) Alexander the Great

15. `Akbarnama', a biographical account of Mughal ruler Akbar, was authored by

(A) Faizi (B) Birbal (C) Abul Fazl (D) Abdul Rahim Khan-i-khana

Part –II

GENERAL SCIENCE

Choose the correct answer: 20 × 2 = 40

16. Which one of the following is not a fungus ?

(A) Yeast (B) Mushroom (C) Insulin (D) Penicillin

17. Which is the only metal that exists in liquid form at normal room temperature (25 degree Celsius) ?

(A) Mercury (B) Cesium (C) Gallium (D) Rubidium

18. Which element is necessarily present in all acids ?

(A) Carbon (B) Oxygen (C) Hydrogen (D) Nitrogen

19. Graphite and Diamond are allotropes of which element ?

(A) Arsenic (B) Carbon (C) Selenium (D) Germanium

20. How much time does Sunlight take to reach the Earth ?

(A) 8 minutes (B) 10 minutes (C) 12 minutes (D) 15 minutes

21. Who discoverd Penicillin ?

(A) Jonas Salk (B) Frederick Benting (C) Alexander Fleming (D) Ronald Ross

22. At which temperature, Celsius and Fahrenheit scales will show same reading ?

(A) 0 degree (B) 32 degre (C) 180 degree (D) minus 40 degree

23. Which gas is commonly known as 'Laughing Gas' ?

(A) Ozone (B) Methane (C) Nitrous Oxide (D) Carbon dioxide

24. Protozoa which causes malaria is spread by

(A) Aedes mosquito (B) Culex mosquito (C) Anopheles mosquito (D) earth worm

25. Which of the following is not a digestive organ?

(A) Liver (B) Lungs (C) Stomach (D) Small intestine

26. Atomic theory was invented by

(A) John Dalton (B) Marie Curie (C) Rutherford (D) Elbert Einstein

27. Which human organ is affected by consumption of food adulteration?

(A) Kidney (B) Heart (C) Liver (D) Lungs

28. The material used in lead pencil is

(A) Lead (B) Carbon (C) Graphite (D) Mica

29. Which among the following is ‘richest in protein’?

(A) Milk (B) Pulses (C) Peanuts/ Groundnuts (D) Egg

30. Tuberculosis is caused by which of the following?

(A) Fungi (B) Bacteria (C) Virus (D) Mosquito

31. With increase of pressure, the boiling point of a liquid will

(A) Increase (B) Decrease (C) Remain same (D) None of these

32. Which vitamin is not found in fruits and vegetables?

(A) Vitamin A (B) Vitamin B (C) Vitamin C (D) Vitamin D

33. Protein is made of which of the following substances?

(A) Nucleic acids (B) Glucose (C) Amino acid (D) Fatty acid

34. Red Blood Corpuscles are produced in

(A) Ligaments (B) Bone marrow (C) Brain (D) Muscles

35. Air is a mixture whereas Stainless Steel is a/an

(A) Compound (B) Solution (C) Alloy (D) Metal

Part –III

MATHEMATICS

Choose the correct answer: 15 × 2 = 30

36. Calculate the compound interest on Rs.4000 for 2 years at 10% per annum.

(A) Rs.800 (B) Rs.810 (C) Rs.840 (D) Rs.830

37. A 500 metres long train passes a 700 metres long bridge in 45 seconds. What is the speed of the train?

(A) 76 km/h (B) 84 km/h (C) 96 km/h (D) 72km/h

38. A man makes a profit of 15% by selling an article for Rs.1035. What is the cost price of the article?

(A) Rs.830 (B) Rs.900 (C) Rs.940 (D) Rs.1000

39. If x+2y = 5 and x-y = 3, then find the value of x÷y

(A) 2/11 (B) 11/2 (C) 6/33 (D) 22/9

40. Find the median of the following numbers:

4, 8, 3, 11, 9, 3, 2, 7, 9

(A) 7 (B) 9 (C) 6 (D) 4

41. For what value of k, the equation 9x² + kx + 16 =0 will have equal roots?

(A) 16 (B) 24 (C) 18 (D) 12

42. If the diameter of a semi-circular protractor is 42cm, then find its perimeter.

(A) 132cm (B) 174cm (C) 108cm (D) 87cm

43. The average of the following numbers is 16.

12, 18, 14, 16, x, 20. Find the value of x.

(A) 16 (B) 18 (C) 14 (D) 20

44. 14 : ? :: 2 : 5

(A) 30 (B) 35 (C) 28 (D) 15

45. The volume of a cube is 512 cm³. Find its total surface area.

(A) 384 cm² (B) 256 cm² (C) 3072 cm² (D) 512 cm²

46. 30% of 30 is equal to

(A) 90 (B) 15 (C) 9 (D) 20

47. Factors of 16a² - 25b²

(A) (8a² + 5b²)(8a² - 5b²) (B) (4a² + 5b²)(4a² - 5b²)

48. Value of (107)²

(A) 11449 (B) 10409 (C) 9409 (D) 11447

49. Base of a right angle triangle is 12cm and hypotenuse is 13cm. Find its altitude.

(A) 5cm (B) 8cm (C) 7cm (D) 9cm

50. Volume of a sphere is

(A) 4/3 ∏r³ (B) 4 ∏r³ (C) 4∏r² (D) None of these

Compiled at SMARTA

(A Centre for Competitive Exam)

Sarenga(New Market), Bankura, W.B.

Email: nayak.bidyut@gmail.com

Website: panchmura.blogspot.com

-------------------------------------------------------------------------------------------------------------------------

ARMY (GD) SET # 4

Part – I

GENERAL KNOWLEDGE

Choose the correct answer: 15 × 2 = 30

1. The highest civilian award in

India

(A) Param Vir Chakra (B) Ashok Chakra (C) Bharat Ratna (D) Padma Bhushan

2. Shillong is the capital of

(A) Sikkim (B) Nagaland (C) Meghalaya (D) Arunachal Pradesh

3. Dronacharya Award is given to

(A) Scientists (B) Sports persons (C) Film Actors (D) Sports Coaches

4. Which of the following countries is called ‘The Land of White Elephants’ ?

(A) Japan (B) Norway (C) Thailand (D)

Bhutan

5. Who was the first Vice President of India?

(A) Dr. Rajendra Prasad (B) S. Radhakrishnan (C) Jakir Hussain (D) Jawaharlal Nehru

6. Who is the author of ‘Discovery of India’ ?

(A) Mahatma Gandhi (B) Jawaharlal Nehru (C) Indira Gandhi (D) A.P.J. Abdul Kalam

7. Which is the nearest planet to the earth?

(A) Mercury (B) Venus (C) Mars (D) Jupiter

8. Kuchipudi is the traditional dance of which state?

(A) Karnataka (B) Kerala (C) Andhra Pradesh (D) Gujarat

9. Which is the lower house of Indian Parliament?

(A) Lok Sabha (B) Bidhan Sabha (C) Rajya Sabha (D) None of these

10. Which ruler of Gupta dynasty is also called the 'Napoleon of India' ?

(A) Ramagupta (B) Skandagupta (C) Samudragupta (D) Chandragupta Vikramaditya

11. Kavaratti, an island town, is the capital of which Indian union territory ?

(A) Lakshadweep (B) Daman and Diu (C) Puducherry (D) Andaman and Nicobar Islands

12. Which is the principal ore of Iron ?

(A) Galena (B) Bauxite (C) Cinnabar (D) Hematite

13. Who signs one rupee currency note of India ?

(A) RBI Governor (B) Finance Secretary (C) Finance Minister (D) President

14. Who is the Supreme Commander of Indian armed forces ?

(A) President (B) Prime Minister (C) Defence Minister (D) Chief of Army Staff

15. What is the approximate playing time of full version of 'Jana Gana Mana', the National Anthem of India ?

(A) 42 seconds (B) 52 seconds (C) 62 seconds (D) 72 seconds

Part –II

GENERAL SCIENCE

Choose the correct answer: 20 × 2 = 40

16. Which constituent of human blood is responsible for blood clotting?

(A) Plasma (B) RBC (Erythrocytes) (C) WBC (Leukocytes) (D) Platelets (Thrombocytes)

17. Which is the purest form of iron?

(A) cast iron (B) wrought iron (C) steel (D) none of these

18. Enzymes are made of

(A) Carbohydrates (B) Fats (C) Proteins (D) Lipids

19. Chemical formula of Nitrous Oxide is

(A) NO (B) N₂O (C) N₂O₂ (D) NO₂

20. The rear view mirror of a motor vehicle is

(A) Concave (B) Convex (C) Plane (D) Double Concave

21. Which gas is used in refrigeration?

(A) Cl (B) NH₃ (C) O₂ (D) H₂

22. Long hollow bones with interconnected air passages are characteristic of

(A) Reptiles (B) Mammals (C) Aves (D) All land vertebrates

23. Which of the following gas is produced during photosynthesis?

(A) Hydrogen (B) Sulphur dioxide (C) Carbon dioxide (D) Oxygen

24. Optical fibre is very useful in the field of

(A) Sports (B) Telecommunication (C) Transport (D) Agriculture

25. AIDS affects

(A) the growth of human body (B) heart (C) the immune system of our body (D) None of these

26. What is the symbol lead?

(A) Lb (B) P (C) Pb (D) K

27. An electric bulb is connected to a 220V generator. The current is 0.50A. What is the power of the bulb?

(A) 100W (B) 110W (C) 120W (D) None of these

28. Which of the following is scalar?

(A) Acceleration (B) Speed (C) Velocity (D) Force

29. Dialysis is used for the treatment of

(A) Heart disease (B) Brain disease (C) Kidney failure (D) None of these

30. Which metal is found maximum on earth?

(A) Aluminium (B) Iron (C) Sodium (D) Calcium

31. Hydrogen Bomb is made applying the principle of

(A) Nuclear Fission (B) Nuclear Fusion (C) Surface Tension (D) None of these

32. Bile secreted by liver is stored in

(A) Gallbladder (B) Pancreas (C) Heart (D) Lungs

33. Encephalitis is spread by—

(A) Culex mosquitoes (B) Female Anopheles mosquito (C) Sand flies (D) Rats

34. Nephritis is a disease of—

(A) Brain (B) Heart (C) Kidney (D) Lungs

35. Which of the following is a respiratory organ?

(A) Kidney (B) Heart (C) Kiney (D) Lungs

Part –III

MATHEMATICS

Choose the correct answer: 15 × 2 = 30

36. A radio was purchased for Rs. 1450 and sold for Rs. 1580.50 . What is the profit or loss per cent?

(A) 10% (B) 12% (C) 9% (D) 13%

37. What will be the value of 3xy(6x²y⁴+5x⁴y⁵) ?

(A) 6x⁴y⁵+15x⁵y⁴ (B) 18x³y⁵+15x⁴y⁵ (C) 18x³y⁵+15x⁵y⁶ (D) 30x⁴y⁵+18x⁴y⁵

38. There are 90 boys and 60 girls in a class. The percentage of boys in the class will be

(A) 60% (B) 55% (C) 60% (D) 70%

39. If 15 dolls cost Rs.35, what do 39 dolls cost?

(A) Rs.92 (B) Rs.91 (C) Rs.90 (D) None of these

40. A farmer borrowed Rs.3,600 at 15% per annum. At the end of 4 years he cleared his account by paying Rs. 4,000 and a goat. The cost of the goat is

(A) Rs.1760 (B) Rs.1550 (C) Rs.1200 (D) Rs.1000

41. The largest size of a bamboo that can be placed in square of area 100sq metres is

(A) 10m (B) 25m (C) 14.14m (D) 20m

42. The speed of a 150m long train is 50 km/h. How much time will it take to pass a 600m long platform ?

(A) 64sec (B) 54sec (C) 60sec (D) 50sec

43. 16m/sec will be equal to

(A) 57.6 km/h (B) 57 km/h (C) 56 km/h (D) None of these

44. Six bells commence tolling together and toll at interval of 2,4,6,8,10 and 12 seconds respectively. In 30 minutes, how many times do they toll together?

(A) 4 (B) 10 (C) 15 (D) 16

45. Which of the following is the greatest fraction?

(A) 3/4 (B) 7/11 (C) 4/5 (D) 15/22

46. 792.02+101.32−306.76 = ?

(A) 997.11 (B) 893.34 (C) 586.58 (D) 1200.10

47. A 6m tall tree casts a 4m long shadow. At the same time, a flagpole casts a 50m long shadow. How long is the flagpole?

(A) 30m (B) 75m (C) 33m (D) None of these

48. The average of five numbers is 18. If one number is excluded, their average will be 16. The excluded number is

(A) 25 (B) 26 (C) 27 (D) 30

49. Express the following as a decimal : 18%

(A) 0.18 (B) 0.018 (C) 0.0018 (D) 1.8

50. 254 × ? × 8 = 95504

(A) 47 (B) 49 (C) 51 (D) 53

Scalar Quantities:

Time, Volume, Speed and Temperature

Vector Quantities:

Velocity, Weight, Acceleration

Compiled at SMARTA

(A Centre for Competitive Exam)

Sarenga(New Market), Bankura, W.B.

Email: nayak.bidyut@gmail.com

Website: panchmura.blogspot.com

SPACE FOR ROUGH WORK

Nayak Academy

Thursday, 15 August 2019

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