General Science GK Questions and Answers For Competitive Exams – Part 1

General Science GK Questions and Answers For Competitive Exams

The general science gk questions and answers are the most scoring section in the competitive exams and entrance test. Many students attempt to get the highest score from the general science gk questions. In this section, you will get physical science, life science, and biology questions and answers. We are sorting some important general science gk questions for all aspirants. Practice regularly to give better performance on your upcoming exams. Every day we published new gk and current affairs on different topics. Check out regularly to get more general science gk questions on general knowledge page.

General Science GK Questions and Answers For Competitive Exams


Q1. Through what the plants are using their life cycle?

Correct Answer : Seeds


Q2. What is not considered as the fruit scientifically?

Correct Answer : Broccoli


Q3. From where does the plants are getting energy?

Correct Answer : Sunlight


Q4. Which part of the plant attracts insects to help with pollination?

Correct Answer : Flowers


Q5. What is the most important for living things to live?

Correct Answer : Oxygen


Q6. What are the two holes of human nose known as?

Correct Answer : Nostrils


Q7. What is the optical phenomenon in the fringe pattern of CD?

Correct Answer : Interference


Q8. What are the exchange particles in the quark-quark interaction?

Correct Answer : Gluon


Q9. On what is the principle of working of rockets based?

Correct Answer : Law of conservation of momentum


Q10. What is in the human tongue for tasting different things?

Correct Answer : Taste buds


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Q11. Who many incisor teeth do rats have?

Correct Answer : Four


Q12. What is the percentage of fire related deaths due to smoke inhalation than the burns?

Correct Answer : 80%


Q13. Fraction of volume of ice seen outside when immersed in water?

Correct Answer : 10.5%


Q14. Which president is acknowledged as the world’ authority on American game animals?

Correct Answer : Theodore Roosevelt


Q15. What is DMM?

Correct Answer : Digital Multi Meter


Q16. Until now how many people have landed on moon?

Correct Answer : 12


Q17. What are the bones known which makes up the spine?

Correct Answer : Vertebrae


Q18. In which country the greatest tornadoes occur?

Correct Answer : United States of America


Q19. Name the drug known as wonder drug?

Correct Answer : Penicillin


Q20. Whom used the wonder drug at its initial times?

Correct Answer : U.S Navy and Army


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Q21. When was penicillin made pubic?

Correct Answer : 1944


Q22. Which is the saltiest sea in the world?

Correct Answer : Dead Sea


Q23. Which colour indicate Highest Temperature?

Correct Answer : Dull red


Q24. Why Dead Sea is known as Dead Sea?

Correct Answer : Because of its saline nature and don’t drown people


Q25. What type of beetle is the scarab worshipped by Egyptians?

Correct Answer : Dung Beetle


Q26. What is effect on your weight as you go down in to earth?

Correct Answer : Decreases slightly


Q27. What is fog?

Correct Answer : When dust particle get entangled in air particle in atmosphere


Q28. What is smog?

Correct Answer : Smog is the mixture of dust and smoke particles entangled in air.


Q29. Which scientists are studying the motion?

Correct Answer : Physicist


Q30. Which is the force resisting motion of different objects?

Correct Answer : Friction


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Q31. Which ball would travel long distance if launched from catapult either cotton or iron ball?

Correct Answer : Iron ball


Q32. Why do cotton ball do not travel long distance if thrown?

Correct Answer : Because of light weight


Q33. Which force is pulling earth towards its centre?

Correct Answer : Gravity


Q34. Who gave the laws of motion?

Correct Answer : Newton


Q35. Will adding weight to your car affect its motion?

Correct Answer : It will move slower than normal speed


Q36. What is the light year?

Correct Answer : The distance traveled by light in one year


Q37. Which law says that an object in motion will stay in motion unless another forces changes that?

Correct Answer : Newton First Law


Q38. Which law of motion say that for every action there is an equal and opposite reaction?

Correct Answer : Newton Third Law


Q39. What is acceleration?

Correct Answer : Rate of change of velocity


Q40. What is force?

Correct Answer : The push or pull


Q41. Define weight?

Correct Answer : The force of gravity on an object.


Q42. What is LPG?

Correct Answer : Liquefied Petroleum Gas


Q43. What does LPG contains?

Correct Answer : Butane and Propane


Q44. What force is used for the launching rockets?

Correct Answer : Air Pressure


Q45. Which of the following best explains why your body leans to the side when taking a sharp turn in a car?

Correct Answer : Inertia


Q46. Which component of soil is made of the living materials previously?

Correct Answer : Organic matter


Q47. What is the name of scientist who studies plants living or dead?

Correct Answer : Botanist


Q48. Who studies the living animals?

Correct Answer : Zoologist


Q49. What is the part of flower having the charge to perform photosynthesis?

Correct Answer : Leaves


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Q50. How plants make their food?

Correct Answer : Through photosynthesis


Q51. What does coffee contains?

Correct Answer : Caffeine


Q52. What is the name of gadget used for the detection of feeble current?

Correct Answer : Galvanometer


Q53. What does ammeter reads?

Correct Answer : Current


Q54. What are the leaves called that people use to flavor their food?

Correct Answer : Herbs


Q55. Which of the component of soil is absorbing water at most?

Correct Answer : Clay


Q56. What is the most important factor for the conduction of photosynthesis?

Correct Answer : Sunlight


Q57. What part of the flowers are containing the pollen?

Correct Answer : Anther


Q58. What are the tiny tubes called inside the stem that bring water from the roots to the rest of the plant?

Correct Answer : Xylen


Q59. Is sunlight a must for the process of pollination?

Correct Answer : No


Q60. Do sponges have a heart?

Correct Answer : No


Q61. How many poles do all magnets have?

Correct Answer : Two poles


Q62. What are the units for the measurements of radioactive element activity?

Correct Answer : The Becqueral(1 Bq = 1 disintegration per second)


Q63. What would you get if you mix all light colours together?

Correct Answer : White


Q64. What is the symbol of element silver?

Correct Answer : Ag


Q65. How much patents did Thomas Edison filed alone?

Correct Answer : 1093


Q66. What does ATP stands for?

Correct Answer : Adenosine triphosphate


Q67. What does ADP stands for?

Correct Answer : Adenosine diphosphate


Q68. What is affecting the sevices of Earth, either meteor or meteorite?

Correct Answer : Meteorite


Q69. What is the shortest magnet of the Universe?

Correct Answer : A neutron star


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Q70. Which is the hottest planet of the solar system?

Correct Answer : Venus


Q71. What is the temparature on Venus?

Correct Answer : 460°C


Q72. Why does eyesight changes as you get older?

Correct Answer : The eye’s lens continues to grow throughout life, becoming thicker and less transparent.


Q73. What is the distance of moon from earth?

Correct Answer : 384,400 km


Q74. Where sound travels faster either in water or air?

Correct Answer : Water


Q75. What is the amount of salt in average human body?

Correct Answer : 250 gms


Q76. What is the reason for popping up of bubbles?

Correct Answer : Bubbles get dry from surrounding air


Q77. How many bones are there in human body?

Correct Answer : 206


Q78. Manometer used for 

Correct Answer : Measuring the pressure of closed system


Q79. Which organisms are known as the oldest fossils?

Correct Answer : Blue-Green Algae


Q80. What is the shape of human’s DNA?

Correct Answer : Double helix


Q81. What is the shape of RNA?

Correct Answer : Spiral


Q82. What are the bones around the chest known as for protection of heart and lungs?

Correct Answer : Ribs


Q83. What is the flow of blood form heart to all parts of body known as?

Correct Answer : Circulation


Q84. Which part of human body is serving purpose of maintaining balance?

Correct Answer : Ears


Q85. The outside layer of skin on the human body is called the?

Correct Answer : Epidermis


Q86. What is the cause of maximum deaths in the United States than lightening?

Correct Answer : Tornadoes


Q87. What is given to wood whose normal cells have been replaced with mineral deposits?

Correct Answer : Petrified wood


Q88. What is the type of pollination caused by birds?

Correct Answer : Ornithophily


Q89. What are rodents?

Correct Answer : The animals who eat by stealing food


Q90. What is the unit scoville heat used for?

Correct Answer : Measurement of heat of chilies


Q91. Where is the largest known meteorite crater on earth?

Correct Answer : Vredefort Ring in South Africa


Q92. What name is given to the planets located outside solar system?

Correct Answer : Exoplanets


Q93. Which blood type is the rarest in the humans?

Correct Answer : AB negative


Q94. Which of the Australian timber has made the London Docks?

Correct Answer : Syncarpia glomulifera


Q95. What is the name of Sydney Blue Gum?

Correct Answer : Eucalyptus saligna


Q96. Which substance is the hardest in the entire human body?

Correct Answer : Tooth enamel


Q97. Which is the longest type of cell in human body?

Correct Answer : Neurons


Q98. Which is the only metal to be liquid at room temperature?

Correct Answer : Mercury


Q99. Who is the invetor of battery?

Correct Answer : Count Alessandro Volta


Q100. What is the location of Pinna in human bodies?

Correct Answer : Outer ear


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