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