คุณจะสามารถสอบผ่านการคัดเลือก และเข้าศึกษาต่อระดับอุดมศึกษา ในคณะอะไร ?

11. ในขั้นตอนการรวบรวมคะแนนสอบของนักเรียนกลุ่มหนึ่ง มีการบันทึกผิดจาก 60 ไปเป็น 65 และ ผิดจาก 90 ไปเป็น 92 ทำให้คำนวณค่าเปอร์เซ็นไทล์ที่ 90 ของคะแนนสอบได้ 82 คะแนน ข้อใดต่อไปนี้กล่าวได้ถูกต้องที่สุด ?

Aถ้านักเรียนกลุ่มนี้ มี 90 คน แล้ว เปอร์เซ็นไทล์ที่ 90 ที่แท้จริง ≠ 82 Bถ้าทราบว่ามีนักเรียนคนหนึ่งได้ 85 คะแนน จะได้ เปอร์เซ็นไทล์ที่ 90 ที่แท้จริง ≤ 82 Cเปอร์เซ็นไทล์ที่ 90 ที่แท้จริง = 82 เท่าเดิม เพราะการเปลี่ยนคะแนนข้างต้น ไม่มีผลต่อตำแหน่งของเปอร์เซ็นไทล์ที่ 90 ที่แท้จริง Dถ้าจำนวนนักเรียนมากกว่า 101 คน จะไม่สามารถคำนวณเปอร์เซ็นไทล์ที่ 90 ที่แท้จริงโดยไม่ทราบข้อมูลทั้งหมดได้

12. กราฟ y = f(x) มีความชันที่จุด (a,f(a)) ใดๆ เป็น 2a−c โดยที่ c เป็นจำนวนจริง ถ้ากราฟนี้สัมผัสแกน X ที่จุดต่ำสุดพอดี โดย f(x) มีค่าวิกฤตค่าเดียว คือ 3 จงหา f(0)

A12 B9 C1 D3

13. จงหาค่าของ cos15x+4cos11x+7cos7x+4cos3x / cos13x+3cos9x+4cos5x ?

A2cos2x B2tan2x C2+sinx D2cosx

14. วงกลม 11 วง กับ เส้นตรง 4 เส้น ตัดกันได้ มากที่สุด กี่จุด ?

A99 B116 C198 D204

15. คน 42 คนซื้อโดนัท มีเงื่อนไขว่าต้องซื้อคนละ 1 หรือ 3 ชิ้นเท่านั้น และต้องซื้อรสชาติที่แตกต่างกันทั้งหมดจาก 3 รส ถ้าแต่ละรสมีคนเลือกซื้อ 20, 15 และ 13 ชิ้นแล้ว จะมีคนซื้อทั้ง 3 รสชาติ ไปทั้งหมดกี่ชิ้น?

A7 B9 C11 D3

16. เทอมที่ 2557 ของลำดับ 1,2,3,3,4,5,4,5,6,7,5,6,7,8,9,6,7,8,9,10,11,7,8,9,10,11,12,13,⋯ คือ จำนวนใด ?

A144 B72 C71 D142

17. ประพจน์ (p∧q)∧(r∨s)∧(t↔u)∧(u→v)∧w เมื่อนำมาเขียนตารางค่าความจริง จะได้กรณีที่ เป็นเท็จ กี่ กรณี ?

A247 B238 C9 D503

18. จำนวนเต็มเรียงติดกัน5จำนวน เป็นจำนวนคู่3จำนวน มี4หารลงตัวเพียงตัวเดียว และไม่มีจำนวนใดหารด้วย8ลงตัว จงหาความน่าจะเป็นในการเลือกจำนวนข้างต้นมา3จำนวนแล้วมีผลคูณที่หารด้วย8ลงตัว หรือมีผลบวกเป็นจำนวนคี่ ?

A0.8 B0.7 C0.6 D0.5

19. ถังน้ำทรงกระบอก รัศมี 2 m สูง 10 m บรรจุน้ำเต็มถังพอดี ถ้าไขก๊อกที่ส่วนก้นของถัง โดยน้ำไหลต่อเนื่องด้วยอัตราเร็ว 3 ลูกบาศก์เมตรต่อนาที จงหาว่าระดับความสูงของน้ำในถังจะลดลงด้วยอัตราเร็วกี่เมตรต่อวินาที

A3/8π B1/16π C3/4π D1/π

20. กำหนดให้ R แทนเซตของจำนวนจริง ให้ f:R→R และ g:R→R โดยที่ f(x+g(y)) = 2x+y+15 พิจารณาข้อความต่อไปนี้ (ก) (g∘f)(x) = 2x+15 ทุกจำนวนจริง x (ข) g(25+f(57)) = 75 ข้อใดถูกต้อง ?

A(ก) ผิด และ (ข) ผิด B(ก) ถูก และ (ข) ถูก C(ก) ผิด แต่ (ข) ถูก D(ก) ถูก แต่ (ข) ผิด

21. What's the lightest element in the periodic table ?

AArgon‎ BHydrogen CNeon DHelium

22. What is the atomic number of the element in the periodic table named in honour of physicist Albert Einstein ?

A99 B111 C100 D88

23. Which of the following is the newest element to be discovered and synthesised ?

AUnunseptium BUnunpentium CUnunoctium DLivermorium

24. Which of the following is not a noble gas ?

AXe BNe CHe DFe

25. Which of the following has the highest pH value ?

AWater BCaustic soda CWine DLime juice

26. What kind of element would you find on the far left-hand side of the periodic table ?

AA metal BA Metalloid CA halogen DA nonmetal.

27. Which of the following is not produced if you mix vinegar and sodium bicarbonate together ?

ACarbon dioxide BSodium acetate CDihydrogen monoxide DSodium thiopental

28. Which were the first elements to form after the Big Bang started to cool ?

AUranium and Plutonium BKrypton and Radon COxygen and Nitrogen DHydrogen and Helium

29. What are the most common elements in the human body ?

AOxygen, Carbon and Hydrogen BNitrogen, Oxygen and Argon CNitrogen, Phosphorus and Potassium DSulfur, Sodium and Calcium

30. What is the atomic number of carbon ?

A14 B6 C4 D12

31. Which sentence best describes the known dimensions of physics ?

AWe live in a multi-dimensional universe with infinite dimensions BThere are four known dimensions: Length, height, width and time CThere are four known dimensions: length, height, width and weight DThere are two known dimensions: matter and antimatter

32. Fundamental or elementary particles are particles that aren't made up of smaller particles. What is the most common type of fundamental particle in the universe ?

ANeutrino BAtom CQuark DMeson

33. What are the fundamental particles of an atom ?

AAn atom cannot be broken down into anything smaller than itself BProtons, Neutrons and Electrons CQuarks, Gluons and Electrons DThe nucleus and electron orbits

34. Our universe is dominated by…

ADark energy BEqual amounts of all three CDark matter DOrdinary matter

35. What are fermions ?

AElements with ferrous metallic properties BHard subatomic solids CFundamental particles of matter DGroups of particles with the same charge or mass

36. What are bosons ?

AA term in particle physics used to describe matter BSubatomic particles that carry forces CAn electron switch used in nano-circuits DElementary crew members on merchant vessels

37. What are mesons ?

AAn antimatter version of the electron BA type of Japanese soup CA contagious disease caught by subatomic particles DA type of composite particle produced by high energy

38. Why are scientists looking for the so-called God particle or Higgs boson ?

AThey like crashing atoms together for fun BThey want to find evidence of God CBecause physicist Peter Higgs wants his boson back DThey want to find a force carrying particle that gives other particles mass

39. Which of the following sentences about antimatter is NOT true :

AAntimatter is normal matter with an opposite charge BAntimatter annihilates matter CAntimatter is only produced in particle accelerators DEqual amounts of antimatter and matter were created during the Big Bang

40. What is super string ?

AForces needed to hold atoms together BA hypothesis which attempts to explain the elementary particles of nature CColoured material which can be sprayed out of cans and provide hours of fun for all ages DA time line in physics and chemical reactions needed for an effect to take place

41. The Human Genome is :

AResponsible for all our physical characteristics BAll of our genes CAll of our DNA DAll of the DNA and RNA in our cells

42. How many chromosomes do humans have ?

A48 B23 C46 D54

43. DNA and RNA are made up of four chemical bases joined to a sugar and phosphate, called nucleotides, that match up with each other. In DNA, the adenine base forms special bonds to make a base pair with

AGuanine BUracil CThymine DCytosine

44. Genes are made up of :

ARibonucleic acid BDeoxyribonucleic acid CProteins DEnzymes

45. Scientists now think humans have how many protein-encoding genes :

A65 - 75,000 B30 - 40,000 C20 - 25,000 DMore than 100,000

46. When a gene is ‘expressed’ it is :

ATransported around the body to make proteins. BUsed as a blueprint to assemble the protein it codes for. CReplicated within the cell. DPassed on from parents to children.

47. Genes for which of the following are coded on the Y chromosome :

AMale pattern baldness BTestis development CTestosterone DHaemophilia

48. Gene mutations happen :

ATwice as often in egg cells than sperm cells. BThe sex germ cells are not related to mutation. CTwice as often in sperm cells than egg cells. DAt the same rate in both types of cells.

49. Which of the following is controlled by a single gene ?

ABreast cancer BCystic fibrosis CHeight DMathematical ability

50. Trisomy 21 is better known as :

APatua syndrome BDown syndrome CEdwards syndrome DWarkany syndrome 2

51. A more complete title of Darwin's book was “On the Origin of Species by Means of …”

ANatural Seduction BNaive Selection CNative Selection DNatural Selection

52. In a scientific context what does the term ‘Survival of the Fittest’ mean ?

AThe organisms which are best adapted to their environment will survive the longest. BGood-looking organisms live longer than ugly organisms. CThe organisms which are best adapted to their environment will survive the longest and have a greater number of offspring who are likely to inherit their advantageous traits. DThe organisms which can procreate the earliest have the best chance of survival.

53. Which missing part of Darwin's theory of evolution did Gregor Mendel explain with his experiments crossbreeding pea plants ?

AHow an organism develops traits to make them better suited to their environment. BHow variations within species occur. CThe process by which animals and plants passed down traits to their offspring. DHow to breed fitter organisms.

54. Which of the following could NOT be considered an example of evolution ?

AThe common garter snake has developed a very high level of resistance to a toxin produced by one of its favourite prey, the rough-skinned newt. BGalapagos finches have different shaped beaks depending on what island they're from. CThe fossil record suggests that the ancestors of whales once walked on land. DPregnant women who survived the Dutch famine of 1944 gave birth to smaller than normal babies.

55. Which of the following scientific disciplines can be awarded a Nobel Prize ?

APsychology BPhysiology CAll of the above DEcology

56. What did Albert Einstein win a Nobel Prize for ?

AHis theory of special relativity. BHe didn't win a prize. CHis discovery of the law of the photo electric effect. DHis amazing hair.

57. Who was the first person to win two Nobel Prizes ?

AFrederick Sanger BJohn Bardeen CLinus Pauling DMarie Curie

58. Which Nobel Prize award discovery has since been disproved ?

AStomach cancer is caused by caused by a parasite named Spiroptera carcinoma. BStomach ulcers are caused by a bacteria. CThe nervous system regulates digestion. DPenicillin mould prevents the growth of bacteria.

59. Meteorologist Professor Neville Nicols shared a Nobel Prize in which category ?

AMedicine BChemistry CPhysics DPeace

60. Robyn Williams won an IgNobel Prize in 2003 for research on ...

AFleas — which ones jump higher — those that live on dogs or cats ? BDragging sheep — what forces are required to drag sheep over different surfaces ? CFoot odour — do people who think they have foot odour have more foot odour than people who don't think they have foot odour ? DHuman belly button fluff — who gets it, when, what colour, and how much ?

61. What is the speed of light in a vacuum ?

A900 kilometres per hour B9,000 miles per hour C3,000 kilometres per second D300,000 kilometres per second

62. How does the sun burn without oxygen ?

AIt burns other chemicals. BIt doesn't, there is oxygen in space. CIt burns by nuclear reactions rather than chemical reactions. DIt creates its own oxygen.

63. Which planet, the first to be discovered since prehistoric times, was found in 1781 by William Herschel ?

ANeptune BPluto (later deemed a dwarf planet in August 2006) CUranus DMars

64. Neil Armstrong was the first astronaut to walk on the moon, Buzz Aldrin was the second. But who was the only scientist to visit the moon ?

AEugene Cernan BAlan Shepard CMichael Collins DHarrison Schmitt

65. Apollo 12 landed next to the Surveyor 3 robot spacecraft. The crew retrieved several pieces of the spacecraft and returned them to earth, where they found bacteria that had hitched a ride and survived

AEscherichia coli BStreptococcus pneumoniae CStaphylococcus aureus DStreptococcus mitis

66. One of the lunar samples collected by the Apollo 15 mission was called the “Genesis Rock”. What was significant about it ?

AThe water-bearing minerals found inside the rock provided convincing evidence for the ‘Great Flood’ mentioned in many religious texts. BThe rock contained the mineral copper pyrite, proving for the first time that mining on the moon could be economically viable. CThe rock was a sample of the original lunar crust from around the time the moon was created. DThe rock was the first sample to show evidence of changes due to water, indicating the presence of water on the moon.

67. Women have more powerful immune systems than men because …

AHigher levels of testosterone weaken men's inflammatory response to pathogens. BWomen don't get man colds. CWomen's immune systems have evolved better to protect them when they are pregnant. DNaturally produced oestrogen boosts women's inflammatory response to pathogens.

68. The main difference between male and female brains is …

AThe parietal cortex, involved in spatial perception, is proportionally larger in men. BAll of the above. CThe male brain is 10 to 15 per cent larger. DThe hippocampus, involved in short-term memory and spatial navigation (e.g. map reading), is proportionally larger in women.

69. Men are better map readers than women, but it also shows we use vastly different techniques to navigate. What effect does sexual orientation have on gay men's navigational strategies ?

AGay men use compass directions to navigate, like straight men. BGay men use distances to navigate, like straight men. CGay men use landmarks to find their way around, like straight women. DGay men use a mixture of male and female navigating techniques.

70. What fundamental science principle does Dr Bruce Banner break when he transforms into the incredible Hulk ?

AAll green living things can photosynthesise. BFor every action there is an equal and opposite reaction. CIsolated systems head towards increasing disorder. DEnergy can be neither created or destroyed.

71. In which popular film are characters genetically screened at birth to determine their susceptibility to diseases and what careers they would be suited to ?

AIndependence Day BBlade Runner CGattaca DContact

72. In “The Day After Tomorrow” Global Warming causes the Gulf Stream current to shut down, temperatures in New York rapidly plunge to freezing and wild weather hits other cities. What's wrong with this ?

AThe rapid climate change depicted in the film would take years not hours to occur. BThe Gulf Stream shutting down would result in warmer Northern Hemisphere temperatures. CGlobal warming will lead to an increase, not a decrease, of the Gulf Stream. DGlobal warming and hotter temperatures will result in less wild weather events.

73. In “Jumper” David uses wormholes, or hypothetical passages connecting two different points in space and time, to teleport himself effortlessly around the world. What is a major drawback of wormholes ?

AThey would prematurely age anyone who travelled through them. BThey're full of worms. CThey're too unstable and could collapse into a black hole if you try to travel through one. DThey're not theoretically possible according to Einstein's general theory of relativity.

74. Despite being a science fiction classic what does the film “2001: A Space Odyssey” get wrong ?

AAll the scenes in space are silent because sound can't travel in a vacuum. BStars do not move past the spaceship because the ship is travelling far slower than the speed of light. CLunar dust disturbed by the exhaust of the spaceship billows up from the landing pad. DSome sections of the spaceship rotate to generate artificial gravity.

75. When was the internet created ?

A1968 B1989 C1995 D1972

76. The World Wide Web was created in …

A1995 B1989 C1972 D1968

77. Which gases form the plasma in plasma TVs ?

ANeon and Xenon. BHelium and Argon CHydrogen and Helium DRadon and Krypton

78. The brain uses what percentage of the body's energy ?

A20 per cent B50 per cent C10 per cent D2 per cent

79. What is not found in Grey Matter, a major component of the brain ?

ANeurons BDura mater CGlial cells DCapillaries

80. Which statement is TRUE of Grey Matter ?

AIt is located mainly in the frontal lobes. BIt processes information. CIt is the primary source of intelligence. DIt is the dominant type of nervous tissue in the brain.

81. What is not a part of the brain ?

ACerebrum BForamen magnum CMedulla oblongata DCerebellum

82. Which area of the brain is not part of the cerebral cortex ?

ATemporal lobe BFrontal lobe CParietal lobe DFlocculonodular lobe

83. Which part of the brain moves the right side of your body ?

ARight temporal lobe BRight parietal lobe CLeft frontal lobe DLeft occipital lobe

84. Which part of the brain is important for language comprehension ?

ASchwann's cells BCircle of Willis CHersch's gyrus DWernicke's area

85. Which task would not be affected by damage to the right parietal lobe ?

AWriting BDoing arithmetic CRecognising shapes DDressing

86. What part of the brain stem regulates your heartbeat ?

APons BMedulla CThalamus DHypothalamus

87. Which cranial nerve allows us to chew food ?

ATrochlear BTrigeminal CAbducens DFacial

88. Which receptors in the brain does caffeine bind to ?

AOpiate BCannabinoid CAdenosine DSerotonin

89. Which of the following is a medical use of caffeine ?

AA substitute drug in methamphetamine addiction. BTreating premature-born babies for apnoea. CBringing sedated post-op patients around earlier. DControlling the onset of epileptic seizures.

90. What effect does drinking coffee have on your body after consuming several alcoholic drinks ?

AIt doesn't alter your blood alcohol level but makes you feel more awake. BIt decreases your blood alcohol level making it safe to drive home. CIt actually increases your blood alcohol level. DIt doesn't alter your blood alcohol level and makes you feel sleepy.

91. After what period of time does caffeine reach maximum concentration in the body ?

A7 hours B60 minutes C15 minutes D24 hours

92. What are the bodily effects of drinking Cola and taking Aspirin at the same time ?

AThere is no bodily affect. BYou feel aroused and may enter a state of euphoria. CYour stomach becomes swollen as volatile gases are released by the chemical combination. DYou feel relief from headache pain faster than if you took aspirin alone.

93. Which of the following is an effective treatment if you are in the throes of a nasty cold ?

AGarlic and Ginkgo BEchinacea CAntibiotics DHot Honey and Lemon

94. Eating several 250g blocks of milk chocolate could be fatal to which of the following animals ?

ACanis lupus BBalaenoptera musculus CLoxodonta africana DDromaius novaehollandiae

95. The Three Gorges Dam in China is the world's largest, five times the size of its nearest competitor. What are the names of the gorges that the dam will fill ?

AWu Xia, Lijiang, and Tiger leaping. BXiling, Yangtze, and Mekong. CQutang, Wu Xia, and Xiling. DYangtze, Mekong, and Salween.

96. What is the largest hole ever dug in the Earth ?

AExcavation for the West Edmonton Mall, Alberta, Canada BKennecott's Bingham Copper Mine, Utah, USA CThe Big Hole, Kimberley, South Africa DThe Panama Canal, Panama

97. Where on Earth are you most likely to get hit by lightning ?

AThe North or South Pole BThe Open Ocean CThe Himalayas DCentral Africa

98. What is the Internet country code for Antarctica ?

A.ac B.at C.an D.aq

99. Which Internet Protocol number is used by a computer to send a message back to itself ?

A255.255.255.255 B0.0.0.0 C1.1.1.1 D127.0.0.1

100. What does URL stand for ?

AUnique Records List BUnidentified Restricted Location CUniform Resource Locator DUndefined Retarded Learner

101. How many types of muscles are there in the human body ?