TNPSC Solved Question Papers Part 4 | Group 1, 2 ,3 ,4 Solved Questions
31. Which of the following
protozoans possesses definite
A. Amoeba
B. Paramecium
C. Both of these
D. None of these
32. Which of the following is used
for culture medium of bacterial
A. Iodine C. Sugar
B. Agar-Agar D. Alcohol
33. Malaria is caused by
A. virus C. protozoa
B. bacteria D. fungi
34. One of the following is the
simplest land plant:
A. Bryophytes C. Algae
B. Lichens D. Fungi
35. Bacteria generally multiply by
A. binary fission
B. multiple fission
C. longitudinal fission
D. all of these
36. Agar-agar is obtained from
A. gelidium C. ectocarpus
B. laminaria D. fucus
37. Which one of the following
animals is cold-blooded?
A. Pigeon C. Dog
B. Fish D. Man
38. Nitrogen fixation is done by
A. blue-green algae
B. green algae
C. brown algae
D. red algae
39. Which type of cancer is the most
A. Carcinoma C. Lymphoma
B. Sarcoma D. Leukaemia
40. Which bacteria produce vinegar
in sugar solutions?
A. Escherichia
B. Acetobacter
C. Acetobacter aceti
D. Rhizobium
41. Baker’s yeast is
A. Zygosaccharomyces
B. Saccharomyces cerevisae
C. Laminaria
D. S. Ludwigii
42. The tallest tree occurs in
A. Pteridophytes
B. Monocots
C. Gymnosperms
D. Dicots

43. Which of the following has been
identified as the main source of
environmental pollution in the
city of Delhi?
A. Automobiles
B. Cement Industry
C. Fertilizer Industry
D. Thermal Power Station
44. pH of water is
A. 4 C. 12
B. 7 D. 0
45. The deficiency of iodine causes
A. diabetes C. rickets
B. scurvy D. goitre
46. The poisonous substance that
is present in tobacco is
A. Morphine C. Nicotine
B. Aspirin D. Reserpine
47. Which one of the following is
excreted in Urine?
A. Sugar C. Protein
B. Creatin D. Fat
48. Who are more likely to get
A. Fish eaters C. Meat eaters
B. Pork eaters D. Beef eaters
49. In which animal was the AIDS
virus first detected?
A. Rat C. Horse
B. Rabbit D. Monkey
50. Hargovind Khurana is credited
for the discovery of
A. synthesis of protein
B. synthesis of gene
C. synthesis of nitrogenous bases
D. none of these
51. Which one of the following
types of sex chromosomes
represents a male human being?
52. Triple Antigen is administered
to prevent the attack of
A. diphtheria, tetanus and
B. tetanus, tuberculosis and
C. diphtheria, tetanus and
whooping cough
D. diphtheria, tetanus and malaria
53. Match List I with List II
correctly and select your answer
using the codes given below:
List I
A. Mitochondria
B. Chloroplast
C. Stomata
D. Cell wall
List II
1. Photosynthesis
2. Transpiration
3. Respiration
4. Osmosis
a b c d
A. 1 3 4 2
B. 3 1 4 2
C. 1 3 2 4
D. 3 1 2 4
54. Nucleotide is made up of
I. Phosphoric acid
II. Deoxyribose sugar
III. Nitrogenous bases
Which one is correct?
A. I, II and III C. II and III
B. I and II D. III alone
55. A bacteriophage is
A. a bacterium living on dead tissue
B. a virus that attacks bacteria and
destroys them
C. a bacterium that fights viruses
D. a blue-green algae
56. Ribosomes in a cell play a
significant role in
A. Lipid synthesis
B. Photosynthesis
C. Protein synthesis
D. Secretion
57. The first sermon of Gautam
Buddha was delivered at
A. Sarnath C. Gaya
B. Lumbini D. Kapilavastu
58. Who wrote Arthashastra?
A. Kautilya
B. Gandhiji
C. Nehruji
D. None of the above
59. Who was the first Muslim
invader of India?
A. Ghazni Mahmud
B. Ghori Mahmud
C. Aibak
D. Mohamed Bin Kasim
60. “Jazia Tax” was reimposed
during the reign of
A. Akbar C. Jahangir
B. Aurangzeb D. Humayun