SAAT – Experimental Test 2 – SATI

Welcome to your SAAT - Experimental Test 2

School Name

Gender

Male

Female

City

Biology

What helps (unsegmented Fungal hyphae/ Aseptate) on fast growth

The speed of absorption increases

The nutrients transported rapidly

Many hyphae

The area of absorption increases

None

Math

The value of $x$ in the opposite quadrilateral equals:

$90^{\circ}$

$180^{\circ}$

$45^{\circ}$

$270^{\circ}$

None

Biology

Which of the following is a sarcodina?

plasmodium

amoeba

Paramecium

Trypanosoma

None

Chemistry

The conjugate acid for the base $HCO_3^-$

$CO_3^{-2}$

$H_2CO_3$

$HCO_3^{-2}$

$HCO_3$

None

Biology

In your heart, when the blood leaves the ventricle, it goes to:

Intestines

Brain

Lungs

Liver

None

Biology

Why men must have more red blood cells per cubic millimeter of blood than women?

Man wastes more blood cells and needs extra

They are more prone to anaemia disorders

They have bigger physique and need more blood

Man does strenuous activities and needs more energy

None

Physics

Pendulum with a length of L equal to the gravitational acceleration g, what is the period for this pendulum in s?

$4 \pi 2$

$2 \pi$

$\pi$

$2 \pi 2$

None

Math

In the opposite figure: The value of $x$ equals:

$107^{\circ}$

$214^{\circ}$

$130^{\circ}$

$360^{\circ}$

None

Math

A circle of radius 3 units is drawn within a square of length 9 units, a point was randomly selected inside the square. What is the probability that is also located in the circle?

$\frac{1}{9}$

$\frac{\pi}{9}$

$\frac{1}{3}$

$\frac{9}{\pi}$

None

10.

Math

The length of the transverse axis for the hyperbola whose equation $\frac{(x-8)^2}{49} - \frac{(y+5)^2}{64}=1$ equals:

None

11.

Math

Find the equation of the line with a slop of 4 and a $y$-intercept of 5?

$x=5y+4$

$y=4x+5$

$y=5x+4$

$y=-\frac{1}{4}x+5$

None

12.

Chemistry

The oxidation number of nitrogen in $HNO_3$ is ...

-5

-3

None

13.

Biology

If A player falls and feels pain, what does the body release to relieve/reduce the pain?

Cortisone

Adrenaline

Growth hormone

Thyroxine

None

14.

Physics

Temperature equicalent to $50^{\circ}$C in kelvin is...

323

223

None

15.

Chemistry

if the reactants' concentration is greater than the products' concentration at equilibrium then ....

$K_{eq}$ = $1$

$K_{eq}$ > $1$

$K_{eq}$ < $1$

$K_{eq} \geq 1$

None

16.

Math

What is the measure of each interior angle of a regular pentagon?

$108^{\circ}$

$540^{\circ}$

$96^{\circ}$

$120^{\circ}$

None

17.

Chemistry

What is the volume required of a 2M KI solution to form a 1M solution with a volume of 0.2L?

200ml

300ml

100ml

400ml

None

18.

Chemistry

Which of the following mole ratio for iron in the following balanced chemical equation is right?

$3\text{Fe(s)}+4\text{H}_2\text{O(I)} \rightarrow \text{Fe}_3\text{O}_4\text{(s)}+4\text{H}_2\text{(g)}$

$\frac{3\ mol\ Fe}{2\ mol\ H_2}$

$\frac{1\ mol\ Fe}{4\ mol\ H_2}$

$\frac{3\ mol\ Fe}{4\ mol\ H_2O}$

$\frac{3\ mol\ Fe}{2\ mol\ Fe_3O_4}$

None

19.

Math

The parent function of the opposite graph is:

$f(x)=x^2$

$f(x)=\sqrt{x}$

$f(x)=\frac{1}{x}$

$f(x)=x^3$

None

20.

Chemistry

A colloid is considered..

A homogenous mixture

Suspended mixture

Heterogenous mixture

Solution

None

21.

Math

In the opposite figure; if $\angle \widehat{AB}=150^{\circ}$, then the value of x equals:

$30^{\circ}$

$50^{\circ}$

$60^{\circ}$

$120^{\circ}$

None

22.

Math

From the opposite figure: the local maximum value is:

4 at $x=3$

2 at $x=-1$

5 at $x=4$

$-1$ at $x=1$

None

23.

Chemistry

How do we make carbon dioxide dissolve in liquid?

Increasing the temperature

Decreasing the temperature

decreasing the pressure

Continuous agitation

None

24.

Math

Which of the following is equivalent to the expression: $\frac{\cos{\theta}}{1-\sin ^2 \theta}$?

$\csc{\theta}$

$\tan{\theta}$

$\sec {\theta}$

$\cos{\theta}$

None

25.

Biology

what symmetry is seen in octopus?

Asymmetrical

Polylateral

Bilateral

radial

None

26.

Physics

Calculate the amount of change in entropy for a sample of water that gained 600j of heat at $27^{\circ}$C ..

2 j/k

0.5 j/k

22.22 j/k

20 j/k

None

27.

Math

Find the sixth term of the sequences: 2, 4, 8, .... ?

None

28.

Physics

What work is done to move 4C charge through a potential difference of 200V ?

8000 J

25 J

80000 J

800 J

None

29.

Biology

Where do producers obtain their energy?

From the sun

From the consumers

From other producers

From the decomposers

None

30.

Biology

Which of the following is the building block carbohydrate?

Monosaccharide

Nucleotide

Fatty acid

Amino acid

None

31.

Math

From the opposite figure: the value of $x$ equals:

$7\sqrt{3}$

$7\sqrt{2}$

None

32.

Biology

Which of the following is the building block of protein?

Nucleotide

Fatty acid

Monosaccharide

Amino acid

None

33.

Math

The value of the integration $\int (3x^2-4) {dx}$ equals:

$6x-4$

$3x^2-4x+c$

$x^3-4x+c$

$3x^3$

None

34.

Biology

The beak of the humming bird is used in

stabbing fish

sever its prey

getting nectar from flowers

filter feeding

None

35.

Math

If $y=⟨1, 3⟩ , w=⟨-1, 2⟩$ , then what is the value of $y-3w$?

⟨-2, 2⟩

⟨-2, 1⟩

⟨4, -3⟩

⟨4, 3⟩

None

36.

Physics

What is the frequency in Hz of the second resonance for a one end closed tube that has a height of 15cm? Knowing that the speed of sound is 343 m\s.

1715

2287

1143

572

None

37.

Physics

A lamp has an average power of 75W, what is its maximum power?

150W

15W

37.5W

3.75W

None

38.

Biology

Reptiles are similar to bats in all the following, except

Yolk Sac

Fetal Membrane

Placenta

Intestines

None

39.

Chemistry

If the angle of the bond is 180, what is the hybridization type?

$Sp^3$

$Sp$

$Sp^2$

$Sp^3d$

None

40.

Physics

The diagram represents the motion of a runner; his speed is ...

5 m/s

3 m/s

15 m/s

25 m/s

None

41.

Biology

What term is used to describe the ability to maintain a constant internal environment

Thermoregulation

Growth and development

Homeostasis

Metabolism

None

42.

Math

What is the number of sample elements for selecting two cards with replacement, from a set of numbered cards from 1 to 8?

None

43.

Math

Determine the direction of opening of the parabola curve whose equation $y^2=-8(x-6)$?

Down

Right

Left

None

44.

Math

What is the image of the point $B(2, 3)$ by translation $(x, y) \rightarrow (x+4, y-5)$?

$(4, -5)$

$(6, 0)$

$(6, -2)$

$(-2, 6)$

None

45.

Biology

Which region of a vertebrate forebrain is considered with the neutral-endocrine control of visceral activities?

Pituitary

Thalamus

Hypothalamus

Cerebellum

None

46.

Math

If $f(x)=2x-5$, then $f^{-1}(x)$ equals:

$-2x+5$

$\frac{x-5}{2}$

$2x+5$

$\frac{x+5}{2}$

None

47.

Biology

Which is concerned with phylogenetic taxonomy

Nucleotide arrangement of organisms

Internal features

Everything concerning the organism

External features

None

48.

Chemistry

The name of the compound in the following figure...

1,2-Dibromo-3-chlorocyclohexane

1-Chloro-2,3-dibromobenzene

1,2-Dibromo-3-chlorobenzene.

None

49.

Biology

What clears waste and aids in water balance in insects

Nephron

Nephridia

Flame cell

Malpighian tubes

None

50.

Math

The domain of the function $y=\sqrt{x+1}$ is:

$R-\{-1\}$

$[-1, \infty)$

$[1, \infty)$

$R$

None

51.

Math

The mean of normal distribution is 34, and its standard deviation is 5, find the probability that the value of $x$ which randomly selected in this distribution is more than 24?

97.5%

64%

68%

81.5%

None

52.

Physics

A person has a mass of 100kg on the earth, what's its mass on the moon?

980 kg

0 kg

100 kg

160 kg

None

53.

Math

$\lim_{x\rightarrow\infty}\frac{3x^4-2x+7}{5x^2+9x}=.....$

$\frac{1}{3}$

$\infty$

None

54.

Math

Find the polar coordinates for the point $(1, -\sqrt{3})$?

$(2, \frac{\pi}{3})$

$(1, \frac{\pi}{3})$

$(2, -\frac{\pi}{3})$

$(-2, \frac{5\pi}{3})$

None

55.

Chemistry

Which of the following is true about the electronic configuration $[Ar]4s^23d^{10}4p^{4}$?

Group 14, period 4, and block d

Group 16, period 3, and block p

Group 16, period 4, and block p

Group 14, period 4, and block p

None

56.

Chemistry

1kg of wood dust burns faster than 1kg of a piece of wood because....

temperature

surface area

concentration

chemical composition

None

57.

Math

If $y$ varies directly with $t$, and $x=6$ when $y=9$, then what is the value of $y$ when $x=18$?

None

58.

Biology

Which term correctly completes the concept map shown above?

Nonvascular

Flowering

Seed-producing

Vascular

None

59.

Physics

The unit of power ..

$kg.m^3/s^3$

$kg.m/s^2$

$kg.m^2/s^3$

$kg.m^2/s^2$

None

60.

Chemistry

moving down a group in the periodic table...

Ionization energy doesn't change

Electronegativity decreases

Ionization energy increases

Atomic radius decreases

None

61.

Biology

Why do you experience not seeing things clearly for some seconds when you enter suddenly a well-lighted room after coming from n a dark room?

The pupils are not adapted to the dark

The pupils are not dilated yet

Light had caused temporary blindness

The eyes are adapted to the light only

None

62.

Chemistry

Calculate the sells potential $\text{Sn(s)}+\text{Cu}^{2+}\text{(aq)}+\text{Cu(s)}$, knowing that $E^0_{\text{Sn}^{2+}} \ \text{,} \ E^0_{\text{Cu}^{2+}}=+0.3\text{V}$

0.3 V

0.2 V

0.4 V

0.1 V

None

63.

Biology

Which plant division is the largest on Earth today and is characterized by producing flowers and fruit?

Bryophyta

Pterophyta

Anthophyta

Coniferophyta

None

64.

Physics

A bicycle has a mass of 50kg and a momentum of 250 kg.m/s, its speed equals ...

5 m/s.

50 m/s.

0.25 m/s.

25 m/s.

None

65.

Chemistry

Atomic mass unit nearly equals the mass of...

Proton

Atom

Electron

Nucleus

None

66.

Chemistry

The following shape represents ...

2-ethyl-4-mehtylheptane.

4-methylbutane.

4,2-dimethylhexane.

2-ethylpropane.

None

67.

Biology

Which of the following doesn’t have an antenna:

Spider

crab

Cockroach

ant

None

68.

Math

The value of $(7+4i)-(1-5i)$ equals:

$6-i$

$8+9i$

$6+9i$

$8-i$

None

69.

Biology

Why do diatoms float on water?

Because its cells are big

Because its cell wall is made from silica

Because it has an air bladder

It stores its food as oil

None

70.

Biology

Which of the following is part of agnathic fish (without jaws)?

Stingray

Shark

Lamprey

Skate

None

71.

Biology

When a kid is diagnosed with hip dislocation, the doctor is expected to treat the

Gliding joint

Ball and socket joint

Pivot joint

Hinge joint

None

72.

Physics

a car moves from at rest with an acceleration of $6 m/s^2$ during how many seconds the car velocity reaches 24 m/s?

None

73.

Math

The value of $x$ satisfices the equation: $4^{x-1}+5=6$

-1

None

74.

Physics

The magnetic force acting on a wire that its length is 5m, a 2A current passes through it, oriented at right angle in a magnetic field with strength 0.6T...

30N

60N

15N

None

75.

Math

If $g(x)=x^2$, then which of the following equals $g(x+1)$ ?

$x^2+2x+1$

$x^2+x$

$x^2+1$

None

76.

Biology

Which is not a trait shared by freshwater green algae and plants?

Chlorophyll

Food stored as starch

Contain vascular tissue

Cellulose cell walls

None

77.

Biology

The opening of the uterus that connects to the vagina is called the:

Cervix

Uterus

Fallopian tube

Ovary

None

78.

Physics

The equation of the energy of vibration is....

nh$\lambda$

nhc

nhf

nhv

None

79.

Chemistry

Which of the following electrons are distributed according to Hund's rule?

None

80.

Physics

An object immersed in a fluid has an upward force on it that is equal to the ..... of the fluid displaced by the object.

Mass

Weight

Surface area

Volume

None

81.

Physics

A body is put in front of a concave mirror and the distance between them is 15cm and the focal point is 30cm, what are the characteristics of the body's image?

virtual and enlarged

real and enlarged

real and reduced

virtual and reduces

None

82.

Biology

Which of the following is a major principle upon which cell theory is based?

All cells form by free-cell formation

All cells are eukaryotic

All cells have DNA

All organisms are made of cells

None

83.

Physics

In the decay of an alpha particle in a nucleus, the atomic number (Z) and mass number (A) become.

Z+2, A-4

Z-2, A-4

Z+2, A+4

Z-2, A+4

None

84.

Chemistry

The bond between carbon molecules is ....

Metallic

Covalent

Hydrogen

Ionic

None

85.

Math

In the opposite figure: if $m(\angle 1)=2x-5$ , $m(\angle 2) = 4x-13$, then $m(\angle 2) = ......$

$31^{\circ}$

$18^{\circ}$

$55^{\circ}$

$59^{\circ}$

None

86.

Chemistry

Which of the following is considered matter?

Waves

Smoke

Light

heat

None

87.

Physics

What is the electrostatic force in Newtons that a charge of $4\times 10^{-9}C$ has on a test charge of 1C that is 1m away? Knowing that Coulomb's constant is $9\times 10^{9} N.m^2/C^2$ ...

$4\times 10^{-19}$

$4\times 10^{-9}$

None

88.

Chemistry

if $[OH^-]=10^{-5}$, Find the pH

None

89.

Chemistry

Carbonyl group: earbon atom bonded with ...... atom in a .....?

Oxygen, Double Bond

Oxygen, Single Bond

Nitrogen, Double Bond

Nitrogen, Single Bond

None

90.

Biology

Which of the following parts of the figure is an example of a biotic factor?

river

deer

sunlight

soil

None

91.

Math

In the opposite figure; the measure of the arc $\widehat{AB}$ equals:

$60^{\circ}$

$120^{\circ}$

$90^{\circ}$

$80^{\circ}$

None

92.

Physics

What is the charging of a capacitor with a capacitance of $6\mu F$ and its potential difference is 30 V?

$5 \mu C$

$5C$

$180\mu C$

$180 C$

None

93.

Biology

The glue cells on the contractile tentacles of Hydra used to catch prey is called

Colloblast

Combs

Statocyst

Cnidoblast

None

94.

Physics

A 12V battery needs ...... time in seconds to produce 600J of energy in an electric circuit that has 0.5 A current. what is the time needed?

0.01

100

3600

None

95.

Math

What is the derivative of the function $f(x)=\frac{1}{x^6}$

$\frac{6}{x^7}$

$\frac{-6}{x^5}$

$6x^5$

$\frac{-6}{x^7}$

None

96.

Physics

The equivalent resistant in the following circuit is ..

$\frac{48}{R}$

$\frac{4}{R}$

$\frac{R}{4}$

None

97.

Biology

Which of the following is responsible for the production of red blood cells?

Lymphatic system

Nervous system

Muscular system

Skeletal system

None

98.

Physics

The transmission of an electron from the fourth energy level to the second energy level launches ............ series.

Lyman

Absorption

Balmer

Paschen

None

99.

Math

What is the value of the statement $log_aa^n$?

None

100.

Math

Determine the type of the Function: $f(x)=x^5+x$?

even

even and odd

odd

neither even nor odd

None

101.

Biology

The diagram shows a leaf attached to the stem of a plant. What do the arrows at X represent?

movement of carbon dioxide in phloem

movement of sucrose in phloem

movement of sucrose in xylem

movement of mineral ions in phloem

None

102.

Biology

Where does protein synthesis take place?

Endoplasmic reticulum

Golgi bodies

Ribosomes

Lysosomes

None

103.

Physics

In standing waves, the number of antinodes ...... number of nodes.

Double

Greater than

Less that

Equals

None

104.

Biology

What is the most common cause of cardiovascular disease?

Increased heartbeat

Inadequate supply of red blood cells

Fatty deposits in the arteries

Lack of sodium in the diet

None

105.

Biology

Which is the smallest unit of life that can survive and reproduce on its own?

Cell

Tissues

Organ

Population

None

106.

Biology

Which is a characteristic of mosses?

Rhizoids

Vascular tissue

Seeds

Flowers

None

107.

Math

Find the fifth term in the expansion of $(x+y)^{6}$?

$30x^3y^3$

$30x^2y^4$

$60xy^5$

$15x^2y^4$

None

108.

Chemistry

which compound has the highest polarity?

$CH_4$

$NH_3$

$H_2O$

$CH_3CH_3$

None

109.

Chemistry

A property of compounds is that its components ...

unite in any proportion

separated through filtration

react chemically

don't lose their original properties

None

110.

Math

The number $\pi$ is:

integer

rational

irrational

imaginary

None

1 out of 110

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