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Practice Test: General Science- 4 | Science & Technology for UPSC CSE PDF Download

Question 51. The vaccine-preventable diseases associated with children are ________ 

Answer: Diptheria, whopping cough, tetanus, ringworm, trachoma

Question 52. The largest flower in the world is ________ 

Answer: Rafflessia

Question 53. Which gland in the human body is popularly called ‘Adam’s Apple’? 

Answer: Thyroid

Question 54. What do you mean by biopsy? 

Answer: Examination of tissue cut from living body

Question 55. ‘Amnesia’ is related to the loss of ________ 

Answer: Memory

Question 56. Silver fish is ________

Answer: An insect

Question 57. Identical twins are born when ________ 

Answer: One sperm fertilizes the ovum and zygote divided into two separate cells eveloping independently

Question 58. “AIDS” affects ________ 

Answer: Immunity system of human body

Question 59. Fruits infested with larvae of pests, imported from abroad are more dangerous in India than in the country of their origin since ________ 

Answer: Natural predators who prey on them are not available in India.

Question 60. Which factor is most responsible for the damage of stored foodgrains? 

Answer: Environmental humidity

Question 61. Bull semen for the purpose of artificial insemination is stored in ________

Answer: Liquid nitrogen

Question 62. Seeds can be best preserved in ________ 

Answer: Cool and dry condition

Question 63. Tobacco-mosaic virus in tobacco plant has ________ 

Answer: Single-straned RNA

Question 64. Which is normal human (male) chromosomal constitution? 

Answer: 44 + xy

65. How can you explain the feeling of hunger? 

Answer: Blood gets short of some nutrients

Question 66. Rheumatic heart patients are specially advised against taking ________ 

Answer: Salt

Question 67. If T.B. bacteria attack the bone of a patient and damage the bone marrow, what would be the main problem in the patient’s bio-system?

Answer: Production of RBC

Question 68. The chief function of a gene is to ________ 

Answer: Determine the character of a cell

Question 69. If a person’s diet consists of rice, dal and curds only, he is likely to suffer from a deficiency of ________ 

Answer: Vitamins

Question 70. The disease, in which bronchial tubes become narrow due to spasms of the bronchial muscles and swelling of the nucous membrane, is called ________ 

Answer:  Asthma

Question 71. The hormone that regulates blood pressure is ________ and it is secreted by ________ 

Answer: Adrenaline, adrenaline glands

Question 72. The chemical digestion of food takes place in  ______ 

Answer: Mouth, stomach and small intestine

Question 73. In case of road accidents, your first step for the injured person should be to ________ 

Answer: Treat asphyxia

Question 74. Which organ in man keeps food in reserve? 

Answer: Muscle

75. Which gland acts both as endocrine and exocrine gland? 

Answer: Pancreas

Question 76. Among snakes, the one that is killed for its beautiful skin and has now been declared an endangered species, is ________ 

Answer: Python

Question 77. The best position in which we can put a person when he has lost consciousness is ________

Answer: To put him in a semiprone position, half on his side and half on his front  

Question 78. A vegetarian may get the required phosphorus for his body from ________ 

Answer:  Milk

Question 79. A colour-blind person commonly has difficulty in seeing ________ 

Answer: Red, green and paletints

Question 80. In the human body, fats are stored in ________ 

Answer: Adipose tissue

Question 81. Breathing through the nose is better because ________ 

Answer: Nasal pass age is longer and the air gets warmed up till it reaches the lungs

Question 82. Hormones are useful for ________ 

Answer: Metabolic functions

Question 83. Hydrophobia may affect a perosn suffering from _____ 

Answer: Dog bite

Question 84. Prokaryotes are ________ 

Answer: Organisms lacking a definite nucleus

Question 85. Honey that has a high concentration of sugar does not decay because ________ 

Answer: Bacteria cannot survive in an active state in a solution of high osmotic strength as water is drawn out

Question 86. On chemical analysis, a bottle-cork is found to contain primarily ________ 

Answer: Carbohydrates

Question 87. Granum is a component of ________ 

Answer: Chloroplasts

Question 88. “Flame of the forest” refers to ________ 

Answer: A forest full of trees which burst with red flowers during autumn

Question 89. Lucerne is a ________ 

Answer: Foliage crop

Question 90. The phlegm that accumulates in the bronchi is cleared during coughing by ________

Answer: Pseudastratified columnar ciliated epithelium

Question 91. Milk teeth in a child of 3-4 years od not include ______ 

Answer: Molars

Question 92. If you are standing on your head, the apple being chewed in the mouth ________ 

Answer: Can be swallowed by squeezing it through the oesophagus

Question 93. Some states in India have imposed a ban on the consumption of kesari dal (Lathyrus sativus) because it causes gradual loss of ________ 

Answer: Movem ent of lower limbs

Question 94. The Central Rice Research Institute of India is located at ________ 

Answer: Cuttack

Question 95. “I flatter myself having discovered the method that nature employs to purify air. It is vegetation.” Who is credited with this statement and discovery? 

Answer: Joseph Priestley

Question 96. When fishes are kept in an aquarium containing water but no aquatic plants, they frequently come to the surface and float in a semivertical position for wnat of ________ 

Answer: Dissolved oxygen

Question 97. Puncture of the thoracic wall but not of the lung itself will cause ________ 

Answer: Collapse of lung

Question 98. Insufficient dietary iodine causes a/an ________ 

Answer: Enlarged thyroid

Question 99. Patients who excrete large quantities of sodium in the urine have ________ 

Answer: Deseased adrunal cortex

Question 100. The movement of eggs from the ovaries to the uterus proceeds through the ________

Answer: Fallopian tube

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FAQs on Practice Test: General Science- 4 - Science & Technology for UPSC CSE

1. What is general science?
Ans. General science is a branch of science that covers a wide range of scientific disciplines, such as physics, chemistry, biology, geology, and astronomy. It focuses on providing a basic understanding of the fundamental principles and concepts in these disciplines.
2. How is general science different from specialized sciences?
Ans. General science provides a broad overview of various scientific disciplines and their basic principles, while specialized sciences focus on in-depth knowledge and research in a specific field. General science aims to provide a foundation for further specialization and interdisciplinary understanding.
3. What are the benefits of studying general science?
Ans. Studying general science helps in developing critical thinking, problem-solving, and analytical skills. It provides a broad perspective of the natural world and enhances scientific literacy. General science also lays the foundation for further studies or careers in specialized scientific fields.
4. How can general science be applied in everyday life?
Ans. General science is applicable in various aspects of everyday life. For example, understanding the principles of physics helps in using technology and appliances effectively. Knowledge of chemistry helps in making informed decisions about food, cleaning products, and medicines. Biology concepts are relevant for understanding human health and the environment.
5. What career options are available for those studying general science?
Ans. Studying general science opens up a wide range of career options. Graduates can pursue careers in research, teaching, scientific writing, environmental science, healthcare, forensic science, and many other fields. The interdisciplinary knowledge gained in general science provides a strong foundation for various career paths.
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