SAAT – Tajmeat (E1) Welcome to your SAAT - Tajmeat (E1) School Name Gender Male Female City 1. Physics A student was able to easily move a submerged box because the box: Its weight decreased and its mass changed Both its weight and mass remained constant Its weight decreased but its mass remained constant Its weight increased and its mass decreased None 2. Physics The transformation of matter from a solid state to a gaseous state without passing through the liquid state: Sublimation Melting Distillation Crystallization None 3. Biology a researcher conducted a study to classify a number of different forests according to the level of pollution in the forest on which of the following living creatures was he based in his study? Fiungi mosses ferns lichens None 4. Biology Which of the following groups is most diverse with regards to the organisms it includes Order Phylum Family Class None 5. Math Find x. 60 180 90 30 None 6. Math If $2\begin{bmatrix} -3 & 0\\ 1 & 5 \end{bmatrix} - \begin{bmatrix} x & 4\\ -6 & 0 \end{bmatrix} = \begin{bmatrix} -8 & -4\\ 8 & 10 \end{bmatrix}$ then what is the value of $x$? -3 -6 2 -2 None 7. Math Find the value of x 84 144 192 64 None 8. Math What is the derivative of the function $f(x)=3x+1$? 3 2 0 6 None 9. Physics The transmission of an electron from the fourth energy level to the second energy level launches………series Paschen Balmer Lyman Absorption None 10. Physics The next figure represents a concave mirror, which of the objects has no image? A B D E None 11. Biology Lion cubs learning how to catch prey is what type of behavior? Cognitive Innate Imprinting Habituation None 12. Math if $(5,\ \frac{\pi}{6})$ are the polar coordinates of the point p. What are the cartesian coordinates of P (cartesian = rectangular coordinates) (10, $\frac{10}{\sqrt{3}}$) ($\frac{5\sqrt{3}}{2}$, $\frac{5}{2}$) ($\frac{10}{\sqrt{3}}$, 10) ($\frac{5}{2}$, $\frac{3\sqrt{5}}{2}$) None 13. Physics Three forces of magnitude 5N - 3N - 2N respectively are acting on an object at the same time in which situation of the following the object does not accelerate: None 14. Math In the figure, what is the value of x? 13 3 5 10 None 15. Biology Which blood group has no antigens? O A B AB None 16. Math *the figure is not to scale In the figure below $\angle$1, $\angle$2 are what kind of angles? complementary corresponding alternate interior alternate exterior None 17. Math In the following figure, the value of x that makes the triangles RTS and ABC congruent is: 5 3 7 8 None 18. Biology in an ecosystem, which of the following organisms is an important part of the life cycle because it provides nutrients for other living creatures? Autotroph Decomposers Omnivore Detritivores None 19. Biology Which blood type lacks an antigen? O A B AB None 20. Physics Which of the following is a physical change? Melting Explosion Decomposition Oxidation None 21. Biology The largest level in taxonomic classification is: Species Genus Domain Order None 22. Physics Electron when it’s in the lowest state.. Base Main Excited Ground None 23. Math If y varies inversely with x, when x=5 and y=6, what is the value of x when y=10? 6 5 3 4 None 24. Biology A possible explanation for a natural phenomenon based on observations and investigations over time: Theory Hypothesis Law Observation None 25. Biology The following diagram represents the gastrula stage of embryonic development. Which of the following structures does the arrow point to? Gastrula pore Middle layer Inner layer Outer layer None 26. Math What is the measure of the interior angle of a regular octagon? 140° 120° 240° 135° None 27. Physics 8W is the power of a machine that does work of... 80J in 1s 8J in 8s 80J in 8s 8J in 1s None 28. Math The length of the vector C = ❮0, 6❯ equals 8 2 4 6 None 29. Math If the area of the triangle is 27, AB=6. Find $\tan \theta$ $\frac{3}{2}$ $\frac{2}{3}$ $\frac{3}{4}$ $\frac{4}{3}$ None 30. Physics Visible light series appears when the electron jumps to what level 4 3 1 2 None 31. Biology Where can protests not live? Fallen Leaves Lakes Dry Sand Muddy Soil None 32. Physics The next Circuit has a battery and two lamps, if you only have one chance to neither of the lamps glow, at which point Will you cut the circuit? 1 4 2 3 None 33. Math Which of the following represents the function $g(x)$ resulting from the parent function $f(x) = |x|$ with a reflection around the x axis and a shift of 4 units to the right and 5 units to the top? $ g(x) = -|x- 5| +4$ $g(x) = |x + 4| +5$ $g(x) = |x+5| - 4$ $g(x) = -|x-4| +5$ None 34. Physics What is the work done by gravitational force on a ball going up? Zero Depends on the height Negative whatever the height is Positive whatever the height is None 35. Biology The nucleic acid RNA contain the nitrogenous base uracil instead of : Cytosine Adenine Thymine Guanine None 36. Math The center of ellipse whose equation is $\frac{(x-5)^2}{9} + \frac{(y-7)^2}{16} = 1$ is: (-5 , -7) (7 , 5) (5 , 7) (-7 , -5) None 37. Chemistry The rate of diffusion of $C_2H_4$ equals the rate of diffusion of the gas... ($C=12, N=14, O=16, H=1$) $H_2$ $N_2$ $CO_2$ $O_2$ None 38. Physics Mercury in its natural state exists in the state of: None of the above Gas Solid Liquid None 39. Physics Which formula states that volume varies directly with temperature when pressure is constant? Gay-Lussac law Charles law Haessinburg law Boyle’s law None 40. Math What is the value of $x$ that satisfies the equation $16^{2x-3} > 8$ $x < \frac{5}{8}$ $x < \frac{15}{8}$ $x > \frac{5}{8}$ $x > \frac{15}{8}$ None 41. Biology "Which of the following orders of reptiles have species with hearts consisting of four chambers? Crocodiles Squamates Tuataras Turtles None 42. Math $\log_5(0.00032)=-5$ $(0.00032)^{3}=-5$ $(0.00032)^{-5}=3$ $(5)^{-5}=0.00032$ $0.00032=(-5)^3$ None 43. Chemistry Arrhenius acid is: Accept H Accept OH Donate OH Donate H None 44. Chemistry Arrhenius definition of a base is ….. Produces $H^+$ Electron pair acceptor Produces $OH^-$ Electron pair donor None 45. Physics What type of bond exists in the molecule hydrogen chloride (HCl)? Note that the atomic numbers are (Cl=17, H=1) Covalent Ionic Metallic Hydrogen None 46. Biology The Reason behind the variety of color for the ladybug beetle Species diversity Bioremediation Genetic diversity Biodiversity None 47. Biology When an arm of a starfish is cut, it does: Parthenogenesis Budding Death Regeneration None 48. Math In the figure, which of the following is not true? CB = AC AC || DB AC ≅DB ΔABC ≅ΔDCB None 49. Biology Which of the following is true? T=G , A=C A>C>G>T A=T , G=C A<C<G<T None 50. Biology Where are proteins first digested? Large intestine Mouth Stomach Small intestine None 51. Math Find the resultant vector R. $\sqrt{40}$ $\sqrt{61}$ $\sqrt{13}$ $\sqrt{11}$ None 52. Biology Monkeys throwing a coconut under a car to open it is what type of behavior? Cognitive Innate Habituation Imprinting None 53. Biology Which order is correct from arranging from biggest to smallest? Domain, kingdom, order, family, phylum, class, genus, species Domain, kingdom, order, class, phylum, family, genus, species Domain, kingdom, phylum, class, order, family, genus, species Domain, kingdom, species, class, order, family, genus, phylum None 54. Physics Microwaves and radio waves share all properties except that Don’t need a move in medium to transmit them Have the same wavelength Move in vacuum at the same speed in vacuum They are electromagnetic Waves None 55. Biology The primary respiratory organs for tadpoles: Lungs Mouth mucus membrane Gills Skin None 56. Chemistry Which one is a physical property? color Rusting Reaction with water Burning None 57. Biology Which factor does not depend on population density? Drought Predators Competition None 58. Math If $f(x)=x-1,\ g(x)=x^2+5$ then find $f[g(2)]$ 23 4 16 8 None 59. Biology If an animal eats meat and fruit it’s classified as? Omnivore Herbivore Cannibal Carnivore None 60. Physics The force between the neutron and the proton is? Magnetic Nuclear Electrical Gravitational Energy None 61. Chemistry Which group does element Cl belongs to? 2 15 17 3 None 62. Biology The exerted force on protons and neutrons in the nucleus is called as: Electrical Nuclear Magnetic Neutrons to protons None 63. Biology Where are lipids digested? Stomach Large intestine Mouth Small intestine None 64. Biology Someone wanted to clean the soil from oil and he used water with microorganisms, what is this called? Biological Augmentation Harvesting Predation Bioremediation None 65. Physics Max. number of electrons in the first energy level 2 8 4 6 None 66. Biology The term used to describe a highly specific chemical secreted by animals, used for communication purposes, and cannot be detected by predators is call an… Pheromone Hormone Protein Enzyme None 67. Chemistry What is the oxidation number of $Cr$ in the compound $K_2Cr_2O_7$? -12 +6 +12 -6 None 68. Physics If an athlete lifts one foot and stand on the other foot then: Pressure and weight increases Pressure increases and weight stays the same Pressure and weight don’t change Pressure increases and weight decreases None 69. Math Solve $x^2-625x=0$ $\pm 25,\ 0$ $\pm 5i,\ \pm5,\ 0$ $\pm 5,\ 0$ $\pm 25i,\ \pm5,\ 0$ None 70. Chemistry Which one is Synthesis reaction $2NaF_{(aq)} \rightarrow 2Na_{(s)} + F_{2(g)}$ $2H_2O_{(l)} \rightarrow 2H_{2(s)} + O_{2(g)}$ $MgCl_{2(s)} \rightarrow Mg_{(s)} + Cl_{2(g)}$ $Mg_{(s)} + Cl_{2(g)} \rightarrow MgCl_{2(s)}$ None 71. Math What is the value of $\sum_{n=3}^{17}(2n-1)$ 361 266 323 285 None 72. Physics Derived mathematical formula that describes the force effective in a wire in which electric current flows in a magnetic field.. F=ILB $F=\frac{LB}{I}$ $F=ILB^2$ $F=\frac{IL}{B}$ None 73. Biology What is the relationship between sea anemone and clownfish? Parasitism Commensalism Predation mutualism None 74. Chemistry The solution that resists changes in pH values upon adding specified amounts of acids and bases is the: Standard Buffer Concentrated Reference None 75. Math Sara has 30 riyals, she wants to buy a no. of pens x, and a no. of notebooks y, if the pens price is 3 riyals and the notebooks price is 5 riyals; which inequality represents all the possible no. of pens and notebooks she can buy.. *the total of what Sara buys does not exceed 30 riyals* $3x+5y \leq 30$ $3x+5y \geq 30$ $3x+5y > 30$ $3x+5y < 30$ None 76. Biology in 2011, the lack of rain led to a drought in some African countries, which led to a scarcity of natural resources, which in turn led to an increase in the rate of competition and disease among living creatures, which of the following factors affecting the bioscene in that region does not depend on density? Predation Drought Disease Competition None 77. Biology Which of the following is caused by bacteria? Malaria Cavities None 78. Biology Which of the following statements describes the function of nucleic acids: Storage of energy & provides structural support Storage & transfer of genetic material Transport of substances & increase rate of reaction Storage of energy & barrier formation None 79. Math In the figure, a body of weight W. is sliding on an inclined plane. Which arrow represents the perpendicular normal force? 3 4 1 2 None 80. Biology The most biodiverse biomes: Tropical rainforests Boreal forests Tundra Deserts None 81. Physics Where is the image missing for the concave mirror? When the rays reflect parallel. When the reflected ray pass through focus. When the object is located between f and c. When the object is located at the focus. None 82. Physics The mass number in the atom is: The atomic number and number of neutrons Number protons Number of protons and electrons Number of neutrons None 83. Math In the figure, if the value of vector A is 5, and the value of vector B is 6; What is the value of the resultant vector R? To find R we use the Pythagorean theorem $\sqrt{13}$ $\sqrt{61}$ $\sqrt{11}$ $\sqrt{40}$ None 84. Biology Where can protists not live? Muddy soil Dry sand Fallen leaves Lakes None 85. Biology The crow bird uses the stone to break the eggs to feed on it, this method is a learned behavior called imprinted behavior Get used to Conditional learning perceptual behavior None 86. Chemistry What is the functional group of the following compound? Ketone Ether Alcohol Amine None 87. Physics The validity of the hypothesis is checked by the means of .... Analysis Experimentation Conclusion Its design None 88. Physics Which level is UV light shown? n=4 n=3 n=2 n=1 None 89. Biology Which nitrogenous bases are complementary for the following base 5' ATGGGCGC 3' : 3' TAGGGCGC 5' 3' TAGCGCGG 5' 3' TACCCGCG 5' 3' ATCGGCCG 5' None 90. Physics Conduction is faster on Vacuum Metals Gases Liquids None 91. Physics The stability of atom can be determined using ratio of....... Protons to electrons Electromagnetic Electrons to neutrons Neutrons to Protons None 92. Chemistry The atomic mass of the element: Mass of the least abundant isotope Most abundant isotope Mass of the most abundant isotope Average atomic mass of the isotopes None 93. Chemistry Calculate the mass in grams for the element K if you know that the number of moles is 2 mol and its molar mass is [39g/mol]. 39 87 78 19.5 None 94. Physics Which of the following are found in the nucleus? Protons and Neutrons Electrons and Protons Only Protons Electron and Neutrons None 95. Biology Khalid needs a blood transfusion and the paramedics don't know his blood type, what should they carry on the ambulance? AB O B A None 96. Math Find $\lim_{x\rightarrow \infty} \frac{8x^2+x-22}{4x^3-13}$ $2$ $- \infty$ $\infty$ $0$ None 97. Biology Which phenotype has 2 recessive traits? ssrr SsRr SSRR SSrr None 98. Biology Which of the following nitrogenous bases is seen in DNA but not RNA Adenine Cytosine Thymine Guanine None 99. Physics Separating a porous barrier of source from liquid is called? Filtration Evaporation Crystallization Distillation None 100. Physics Which material doesn't conduct electricity? Plastic Copper Graphite Iron None 101. Chemistry The solution in a filled up balloon is: Solid-gas Liquid-gas Gas-gas None 102. Biology The second diagram represents a comparative organizer for cells. Which of the following structures are represented by the question mark (?)? Cilia Plasma membrane Mitochondria Cell wall None 103. Math Find $lim_{x\rightarrow \infty} \frac{x^2-4}{x-2} =??$ 0 $\infty$ -4 4 None 104. Math Solve this equation: $\frac{x}{2+x}+\frac{1}{x}=1$ 4 5 3 2 None 105. Physics What does the shaded area represent Acceleration Force Time Push None 106. Chemistry Which is a correct half reaction equation? $Ag^+_{(aq)} \rightarrow Ag_{(s)} + e^-$ $Cu_{(s)} \rightarrow Cu^{2+}_{(aq)} + 2e^-$ $Hg^{2+}_{(aq)} \rightarrow Hg_{(l)} + 2e^-$ $2O^{2-}_{(aq)} + 2e^- \rightarrow O_{2(g)}$ None 107. Chemistry Oxidation number of iron in $FeO$ +3 +2 -2 -3 None 108. Chemistry Which is the coefficient of $\text{NH}_3$ 6 3 2 1 None 1 out of 108
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