SCIENCE
SCIENCE
This will test your knowledge about the concepts embodying different branches of Science. Choose the best answer among the options provided after each question.
1. Which among these organisms does not have a backbone?
a. alligator
b. whale
c. jellyfish
d. cat
e. None of the above
2. Plant's roots and shoots were made for what purpose?
a. growth and survival
b. strength and resistance
c. protection from erosion
d. protection from flashfloods
e. none of the above
3. What do you call plant's process of food production?
a. Reproduction
b. Photosynthesis
c. Fertilization
d. Meiosis
e. None of the above
4. Magma reaches the earth's surface through crustal fissures called what?
a. volcano
b. fault
c. cone
d. lava
e. None of the above
5. It is termed to as the internal shaking of the earth.
a. eruption
b. earthquake
c. erosion
d. crystallization
e. None of the above
6. What do you call the measuring instrument used in determining the location and origin of waves caused by the internal vibration occurrence of the earth?
a. Seismograph
b. Radar
c. Satellite
d. RayleighWave Meter
e. None of the above
7. The instrument mentioned in the previous item measures what particular wave?
a. electromagnetic waves
b. sound waves
c. radio waves
d. seismic waves
e. None of the above
8. 20 mL of sugar was added to 50 mL of water. What will be the final volume?
a. 70 mL
b. About 70 mL
c. Stays at 50 mL
d. Not enough data
e. None of the above
9. Sodium chloride (NaCl) is a compound. What is true about this compound?
a. Sodium and chlorine belong in the same group.
b. Sodium and chlorine belong in the same period.
c. Sodium is heavier than chlorine.
d. Sodium and chlorine are both noble gases.
e. None of the above
10. What is true about salt?
a. It is an acid.
b. It is a base.
c. It is a product if chemical reaction between acid and base.
d. It is a product of physical reaction between acid and base.
e. None of the above
11. Which among these is an element?
a. Sodium chloride
b. Hydroxide
c. Hydrochloric acid
d. Carbon
e. None of the above
12. What two consecutive elements follow Hydrogen in Family 1A?
a. Lithium, Potassium
b. Lithium, Sodium
c. Lithium, Rubidium
d. Lithium, Cesium
e. None of the above
13. What is true about the electronegativity of the elements across the Periodic Table?
a. Increasing from top to bottom, decreasing from left to right.
b. Decreasing from top to bottom, increasing from left to right.
c. Both increasing from top to bottom and from left to right.
d. Both decreasing from top to bottom and from left to right.
e. None of the above
14. What is true about the electron affinity of the elements across the Periodic Table?
a. Increasing from top to bottom, decreasing from left to right.
b. Decreasing from top to bottom, increasing from left to right.
c. Both increasing from top to bottom and from left to right.
d. Both decreasing from top to bottom and from left to right.
e. None of the above
15. What elements were discovered by Marie Curie and Piere Curie?
a. Radium and Magnesium
b. Radium and Strontium
c. Radium and Polonium
d. Radium and Aluminum
e. None of the above
16. How much time would it take a car to travel 300 meters if its velocity is 30 m/s?
a. 5 s
b. 10 s
c. 20 s
d. 12 s
e. None of the above
17. An express delivery truck driver needs to reach its destination which is 450 km away from his point. How long would it take him to reach it considering that his velocity is 90 kph?
a. 7 hours
b. 3.5 hours
c. 9 hours
d. 5 hours
e. None of the above
18. Is it possible to have a distance in the value of zero but at the same have a displacement in a non-zero value?
a. Yes. It can always happen.
b. Yes. It sometimes happens.
c. No. Both must be non-zero.
d. No. But reasons are unknown.
e. None of the above
19. A vessel has a velocity of 15 mi/hr. How far would it travel after a day?
a. 330 miles
b. 340 miles
c. 350 miles
d. 360 miles
e. None of the above
20. Aside from the final velocity an the time, what must also be included to determine the acceleration of an object?
a. distance travelled
b. instantaneous velocity
c. initial velocity
d. range
e. None of the above
21. What type of acceleration does a free-falling body have as it goes down?
a. decreasing
b. increasing
c. constant
d. uniformly accelerating
e. None of the above
(22-23) Includes illustrations
a.
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b.
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c.
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22. Which among the above-illustrated graphs shows constant velocity? A
23. Which among the above-shown graphs shows constant acceleration? B
24. Unless acted by an external force, a moving object will continue moving and an object at rest will remain at rest, is a statement of what?
a. Law of Acceleration
b. Law of Inertia
c. Law of Interaction
d. Second Law of Thermodynamics
25. Moving along the same path, which among these vehicles would have the greatest acceleration?
I. Car
II. Jeepney
III. Bus
IV. Truck
a. I only
b. II only
c. III only
d. IV only
e. None of the above
26. What does deceleration mean?
a. Stop
b. Increasing acceleration
c. Slowing down
d. Negative acceleration
e. None of the above
27. An object which started at rest now speeds up with an acceleration of 35 mi/hr. What is its initial velocity?
a. -35 mi/hr
b. 35 mi/hr
c. 0 mi/hr
d. Cannot be determined.
e. None of the above
28. What is the measure of gravitational pull of the earth observed in the acceleration of an object thrown upward through an applied force?
a. -6.43 x 10^23
b. 6.43 x 10^23
c. 9.8 m/s^2
d. -9.8 m/s^2
e. None of the above
29. What angle may be observed from Quadrant III?
a. 320 degrees
b. 250 degrees
c. 360 degrees
d. 40 degrees
e. None of the above
30. Both the parents have straight hair. Is it possible for them to have an offspring who has a curly hair?
a. No. They must both have a curly hair, too.
b. No. At least one of them must have curly hair, too.
c. Yes, If their genes are heterozygous.
d. Yes, If their genes are homozygous.
e. None of the above
31. What separates the mantle from the crust?
a. MohorovicicDiscontinuity
b. Mohoroviccic Discontinuity
c. Mohorrovicic Discontinuity
d. Mohorovicic Continuity
e. None of the above
32. Which compounds contain elements carbon and hydrogen?
a. Inorganic Compounds
b. Organic Compounds
c. Compounds
d. Pure Substance
e. None of the above
33. These are substances with uniform composition and properties.
a. Heterogeneous Mixture
b. Matter
c. Mixture
d. Homogeneous Mixture
34. What comes after cell in the biological organization levels?
a. Organ
b. Tissues
c. Organ System
d. Organism
e. None of the above
35. This number is equal to the number of protons present in an element.
a. Mass Number
b. Isotopes
c. Atomic Number
d. Atomic Mass and Weight
e. None of the above
36. What branch of Zoology deals with the study of insects?
a. Insectology
b. Anatomy
c. Echtyology
d. Entomology
e. None of the above
37. These are organelles containing digestive enzymes.
a. Mitochondria
b. Ribosome
c. Centrioles
d. Vacuoles
e. None of the above
38. This is a force that resists motion.
a. Gravitational Force
b. Upthrust
c. Friction
d. Normal Force
e. None of the above
39. These are the vector sum of all the forces acting on an object.
a. Net Weight
b. Total Force
c. Total Force Sum
d. Net Force
e. None of the above
40. These are basic measureable quantities that have no connection with each other.
a. Fundamental Forces
b. Fundamental Measures
c. Fundamental Quantities
d. Fundamental Compositions
e. None of the above