I.

MULTIPLE CHOICE
___ 1.The smallest unit among the levels of organization.
a. atom b. molecule c. cell d. biosphere
___ 2.The greatest in magnitude among the levels of organization.
a. atom b. molecule c. cell d. biosphere
___ 3. Man with plants, and other organisms form the _____________.
a.population b.biotic community c. abiotic community d. biosphere
___ 4. The biotic community with their interaction with air, water, soil, sun and other physical factors comprise the ____
a.population b.biotic community c. ecosystem d. biosphere
___ 5. The unit of structure and function of an organism.
a. atom b. molecule c. cell d. biosphere
___ 6. Results from the increase in the number of cells through cell division or mitosis.
a. growth b. reproduction c. development d.none of these
___7. ‘’Makahiya’’ aka Mimosa pudisa, a member of a pea plant responds to your touch by closing its leaves. This
reaction meant to protect itself. This characteristic of living organisms is known as _____________
a. reproduction b. growth and development c.response to the environment d. all
___8. Magnifies the specimen either five , eight or ten times ,usually indicated as 5X, 8X or 10X.
a. ocular or eyepiece b. objectives diaphragm d. all
___9. Magnify the specimen four, ten, forty or one hundred times depending on the kind (scanning low power, low
power or high power).
a. ocular or eyepiece b. objectives diaphragm d. all
___10. Allows greater movement of the body tube or stage.
a. Course adjustment knob b. fine adjustment knob c. light source d. stage
___11. Allows finer/smaller movement of the body tube or stage.
a. course adjustment knob b. fine adjustment knob c. light source d. stage
___12. Provides the main support of the microscope.
a. base b. light source c. body tube d. stage
___13. Allows shifting of objectives.
a. revolving nosepiece b. light source c. body tube d. stage
___14. The life process that allows organisms to produce their own kind.
a. response b. development c. reproduction adjustment
___15. The discovery of the cell came about because of the invention of a __________.
a. Machine b. microscope c. telescope d. scanner
___16. Chloroplasts, nucleus and mitochondria are examples of ____________.
a. Ecosystem b. cell c. organelles d. growth
___17. The study of life.
a. Ecosystem b. cell c. biology d. science
___18. He observes cells of a cork of an oak tree through a primitive microscope.
a. Theodore Schwann b. Robert Hooke c. Albert Einstein d. Galileo Galilei
___19. He stated that all animals are made up of cells.
a. Theodore Schwann b. Robert Hooke c. Albert Einstein d. Galileo Galilei
___20. He generalized that cell arise from other living cells that divide.
a. Theodore Schwann b. Robert Hooke c. Rudolf Ludwig Karl Virchow d. Galileo Galilei
___21. It is known as the ‘’suicide bag’’ of the cell, contains hydrolytic enzymes capable of breaking down or dissolving
foreign microorganisms.
a. ATP b. lysosome c. peroxisome d. cytoskeleton
___22. It is known as the ‘’liquid tank’ ’in plant cells, stores water and plant toxins.
a. vacuole b. cell wall c. peroxisome d. nucleus
___23. It is known as the ‘’powerhouse of the cell’’, converts food molecules into usable energy called ATP.
a. vacuole b. cell wall c. mitochondrion d. nucleus
___24. Just like a lysosome, it is a single membrane vesicle, it usually self-replicates by enlarging and then dividing. It
protects the cell by detoxifying substances.
a. lysosome b. peroxisome c. mitochondrion d. nucleus
___25. It is known as the ‘’protein manufacturers’’ of the cell. It appears like dots, made up of two subunits that when
assemble into one, protein synthesis takes place.
a. ribosomes b. cell wall c. mitochondrion d. nucleus
___26. It is known as the ‘’cellular skeleton’’, of the cell. It can assemble and disassemble in the addition and removal of
proteins.
a. vacuole b. cell wall c. mitochondrion d. cytoskeleton
___27. It is known as the ‘’control center’’ of the cell. It contains DNA- the genetic material that controls most of the
activity of the other parts of the cell.
a. vacuole b. cell wall c. mitochondrion d. nucleus
___28. These are the ‘’little organs’ ‘within the cell that performs specific functions.
a. cell b. cell wall c. organelles d. nucleus
___29. ATP - as the energy currency of the cell, stands for ___________.
a. At the Place b. Adenosine Phosphate c. Adenosine Triphosphate always at Point
___30. The three unique structures of plant cells not found in animal cells.
a. Nucleus, centriole and cell wall b. nucleus, plastid and cell wall c. plastids, cell wall and bigger
vacuoles d. none of the choices
___31. Organisms that are made up of only one cell.
a. prokaryotic cell b. eukaryotic cell c. unicellular d. multicellular
___32. Organisms that are made up of many cells, thousands to billions of cells.
a. prokaryotic cell b. eukaryotic cell c. unicellular d. multicellular
___33. An important cause of bacterial diarrhea especially in children.
a. cyanobacteria b. compylobacterjejuni c. helicobacter pylori d.myxobacteria
___34. Bacteria that are free-living organisms in water and soil, play an important role in decomposition,
biodegradation, carbon and nitrogen cycles; frequently found as part of the normal flora of plants, but they are
one of the most important bacterial pathogens of plants as well.
a. pseudomonads and relatives b.compylobacterjejuni c. helicobacter pylori d. myxobacteria
___35. Live in intestinal tracts of animals; consist of Escherichia coli and relatives.
a. cyanobacteria b. compylobacterjejuni c. helicobacter pylori d. enterics
___36. Members are unified only on the basis of their metabolic ability to ‘’fix’’ nitrogen in the process known as
nitrogen fixation.
a. nitrogen-fixing organisms b.compylobacterjejuni c. helicobacter pylori d. myxobacteria
___37. Group of bacteria that lack cell wall; free-living in soil and sewage, parasitic inhabitants of the mouth and urinary
tract of humans; they are pathogens in animals and plants.
a.rickettsias b. mycoplasmas c. helicobacter pylori d.myxobacteria
___38. Microscopic plant that photosynthesize.
a. zooplankton b. phytoplankton c. plankton d.bacteria
___39. Derived from the latin word ‘’alga’’ that means seaweed.
a. bacteria b. plankton c. algae d. aqua
___40. A group of small eukaryotic organisms : algae, protozoa, and the water and slime molds.
a. bacteria b. protists c. protozoa d. phytoplankton
___41. Resemble plants, but they lack chloroplast and do not photosynthesize. Yet, clearly not animals nor do they
resemble bacteria or protozoa.
a. bacteria b. protists c. fungi d. protozoa

___42. Which of the following is NOT a concept in the cell theory?

a. cells come from pre-existing cells b. cells may come from non-living things
c. all living things are made up of cells d. cells are the basic unit of life
___43. The following are found in plant cell, EXCEPT ?
a. plastids b. cellulose c. cell wall d. fats
___44. Cells that are capable of undergoing photosynthesis contain.
a. Endoplasmic reticula b. mitochondria c. chloroplasts d. chromosomes
___45. All of these contain cells, EXCEPT?
 a. tree bark b. cheek tissue c. lactobacilli d. iron bar
II. Enumeration
46-50. Briefly explain the following modes of reproduction.
Budding _______________________________________________________________________________________
Fragmentation__________________________________________________________________________________
Binary fission___________________________________________________________________________________
Parthenogenesis________________________________________________________________________________
Hermaphrodism_________________________________________________________________________________

YOU CAN’T LOSE WHAT YOU NEVER HAD, YOU CAN’T KEEP WHAT’S NOT YOURS, AND YOU CAN’T HOLD ON TO
SOMETHING THAT DOESN’T WANT TO SAY.
----- UNKNOWN

Noted by: Ms. Chuck lyn Alianza

School Principal

Prepared by: Sir Jovan Amihan

Science Teacher

SECOND QUARTER EXAMINATION

SCIENCE 7

Table of specification (TOS)

No.
Competency Remembering Understanding Applying Analyzing Evaluating Creating of %
items
Identify parts of the
microscope and 10,11 8,9 12,13 14 7 14%
their functions
focus specimens
using the compound 36 7,42 37 38,39,40 41 8 16%
microscope
describe the
different levels of
biological 1,2 3,4,5 6 6 12%
organization from
cell to biosphere
differentiate plant
and animal cells
according to 15,16 20 17,18,19 21,22,23 9 18%
presence or absence
of certain organelles
explain why the cell
is considered the
basic structural and 24,25 26 27,28 29 6 12%
functional unit of all
organisms
identify beneficial
and harmful 30,31 32 35 33,34 6 12%
microorganisms
differentiate asexual
from sexual
reproduction in
terms of; number of 43,44 45 46-50 8 16%
individuals involved;
similarities of
offspring to parents;

Total 7 12 6 9 7 9 50 100%
 DEPARTMENT OF EDUCATION
DIVISION OF NEGROS OCCIDENTAL
DISTRICT OF BINALBAGAN I
TLE LIGHT CHRISTIAN ACADEMY OF ABC CHILDREN’S AID PHILIPPINES –
BINALBAGAN NEGROS OCCIDENTAL
CANMOROS, BINALBAGAN NEGROS OCCIDENTAL

SECOND QUARTER EXAMINATION

SCIENCE 8
NAME: ________________________________ DATE:_____________ SCORE:______

I. MULTIPLE CHOICE
Instruction: Read and understand carefully each item. Write the letter of your choice on the space
provided. Avoid erasures.
___1. Sound is transmitted best in ___________.
a. Solid b. liquid c. gas d. plasma
___2. The ability of a substance to regain its original shape and size after being deformed.
a. density b. elasticity c. speed d. temperature
___3. Speed of sound in air at 00C.
a. 344 m/s b. 331.5 m/s c.1482 m/s d. 20 m/s
___4. Formula use to calculate the speed of sound.
a. d=vt b.v = v0 + (0.6m/s0C) (T) c.v=v0+( 331.5m/s)(T) d. 00C
___5. An object, say an airplane,flying faster than the seed of sound is said to have ___________.
a. supersonic speed b. shockwaves c.sonic boom d. mach numbers
___6. What is carried by sound wave ?
a. energy b. music c. noise d. compression
___7. The visible spectrum – the small range of electromagnetic wavelengths that a human can see.
a. sound b. light c.prism d. rainbow
___8. The process by which light is separated into its color due to differences in degrees of refraction is called _______.
a. light b. spectrum c. refraction d. dispersion
___9. It has the longest wavelengths humans can see.
a. violet b. prism c.red light d. light
___10. The bending of light when it passes from one medium to another of different densities.
a. light b. spectrum c. refraction d. dispersion
___11. Is a band of colors that is dispersed when white light passes through a prism.
a. light b. spectrum c. refraction d. dispersion
___12. A natural phenomenon observed as an arc of spectral colors, usually identified as red,orange, yellow,green,blue,
indigo and violet that appears in the sky opposite the sun as the result of the refractive dispersion of sunlight in
raindrops or mist.
a. Cloud seeding b. spectrum c. rainbow d. dispersion
___13. Is a clear wedge-shaped glass or plastic that can dispersed white light into a band of colors.
a. crystal b. luminous c. clear glass d. prism
___14. Rainbow is a natural phenomena where arc of different colors are observed. Rainbow formation is due to _____.
 a. Reflection and refraction of sunlight in a drop of rain b. refraction of sunlight in the sky
c. refraction and reflection of sunlight in the sky d. reflection of sunlight in clouds
___15. A record of an earthquake waves.
a. seismograph b. seismogram c. tsunami d. magnitude
___16. The formation of giant sea waves; an unusually large sea wave produce by seaquake.
a. seismograph b. seismogram c. tsunami d. magnitude
___17. It is the government agency responsible for the for the monitoring of earthquakes and volcanic activities.
a. mercalli scale b. PEIS c. PHIVOLCS d. richter scale
___18. It is the energy released by an earthquake.
a. magnitude b. PEIS c. PHIVOLCS d. intensity
___19. It is the branch of geology that studies earthquake.
a. fault b. seismologist c. seismology d. seismograph
___20. Force that causes rocks to slide past each other in opposite direction.
a. Shearing force b. tension force c. compression force d.rock slabs
___21. Pulls rocks in opposite direction.
a.Shearing force b. tension force c. compression force d.rock slabs
___22. Force that pushes rocks inwards making it thicker in the middle,the opposite of tension.
a.Shearing force b. tension force c. compression force d.rock slabs
___23. A kind of fault caused by shearing. The rock slabs slide past each other and move in opposite direction.
a.reverse fault b. strike-slip fault c. normal fault d.fault
___24. A fault formed by compression. The rock slabs are push towards each other.
a. reverse fault b. strike-slip fault c. normal fault d. fault
___25. A fault formed by tensional force. The rocks break at an angle and one part maybe higher than the other.
a. reverse fault b. strike-slip fault c. normal fault d. fault
___26. It is the crumpling of rocks without breaking, causing it to shorten or thicken.
a. fault b. force c. block d. folding
___27. The plates slide past each other and move in opposite direction.
a. plate boundary b. transform boundary c. divergent boundary d. convergent boundary
___28. It is shown by the collision of two continental plates or a continental plate and oceanic plate.
a. plate boundary b. transform boundary c. divergent boundary d. convergent boundary
___29. Plates move apart or away from each other.
a. plate boundary b. transform boundary c. divergent boundary d. convergent boundary
___30. The origin of an earthquake occurs deep in the earth .
a. plate boundary b. fault c. focus d. epicenter
___31. The damage done by an earthquake to the environment is described as __________.
a. fault b. strength c. magnitude d. intensity
___32. As Primary waves move through the earth’s material,
a. it moves the particles from side to side b. it swings and raises the particles
c. it pushes and pulls the particles d. it presses and thickens the particles
___33. In convergent boundaries, the force that acts between plates is _______.
a. tension b. compression c. sliding d. downward
___34. Earthquakes occurring on the ocean floor cause the formation of giant sea waves called _____.
a. tidal wave b. ocean surge c. lahar d. tsunami
___35. In transform boundaries, the plates move ________.
a. in opposite directions to each other b. away from each other
c. toward each other d. on top of each other
___36. Which of the following describes an S wave.
a. it can pass through solids, liquids, gases b. it can pass through solids only
c. divergent boundary d. convergent boundary
___37. The behavior of seismic waves made seismologists infer that the interior of the earth is made up of________.
a. solid b. liquid outer core c. liquid d. solid outer core
___38. In the PEIS, earthquakes with intensity I to IV are considered _______.
a. strong b. weak c. destructive d. very strong
___39. Which of the following statement is TRUE
a. seismic waves move through the earth without changing speeds
b. the speed of seismic waves are affected by the material through which they travel
c. shadow zones are areas in which only P waves are detected
d. seismic waves travel only on the earth’s surface
___40. Which of the following scales give a more accurate recording of seismic waves
a. mercalli scale b. seismogram scale c. richter scale d. moment magnitude scale
___41. When there are earthquake tremors felt, the first thing to do is
a. duck under a sturdy table, protect your head from falling obects and wait until the tremors stop before going
out.
b. run to the nearest exit and out to an open field when there are still tremors. c. close doors and windows
when inside a building. d. shout to alert others, and run to the nearest exit using the stairs or elevators.
___42. As S waves move through the earth’s material,
a. it moves the particles from side to side b. it swings and raises the particles
c. it pushes and pulls the particles d. it presses and thickens the particles
___43. It tells about the effects of the tremors in an area, its effect to people, objects, structures, and surroundings.
a. PEIS b. PHIVOLCS c. magnitude d. seismograph
___44. Area on the earth’s surface directly above the focus.
 a. focus b. epicenter c. seismic waves d. fault line
___45. An area on earth where no earthquake waves are observed.
a. seismic station b. shadow zone c. shadow d. earthquake
___46. PHIVOLCS stands for _________.
a. Philippine Institution of Volcanoes and Seismology b. Philippine Intensity of Volcanology and Seismology
c. Philippine Institute of Volcanoes and Seismology d. Philippine Institute of Volcanology and Seismology
___47. Conduct regular earthquake drills and see to it that everyone understands why we are doing it and know what
we are supposed to do. This statement falls to __________.
a. Pre-earthquake Activities b. Post-earthquake activities c. During an Earthquake d. all
___48. Remain calm and and quickly open the doors for exit. Stay away from glass windows and heavy objects that are
in danger of falling. Stay away from trees, posts and concrete structures. These statements fall to ________.
a. Pre-earthquake Activities b. Post-earthquake activities c. During an Earthquake d. all
___49. Be ready for aftershocks. Check for injuries. Do not enter damaged buildings and do not use elevators.
Keep updated by listening to news broadcasts using your battery operated radio. These statements fall to _____.
a. Post-earthquake activities b. During an Earthquake c. Pre-earthquake Activities d. all
___50. Know where the fire extinguishers are located and be sure that you know how to use it. . These statements fall
to _____.
a. Post-earthquake activities b. During an Earthquake c. Pre-earthquake Activities d. all

YOU CAN’T LOSE WHAT YOU NEVER HAD, YOU CAN’T KEEP WHAT’S NOT YOURS, AND YOU CAN’T HOLD ON TO
SOMETHING THAT DOESN’T WANT TO SAY.
----- UNKNOWN

Noted by: Ms. Chuck lyn Alianza

School Principal

Prepared by: Sir Jovan Amihan

Science Teacher
 FIRST QUARTER EXAMINATION
SCIENCE 8

Table of specification (TOS)

No. of
Competency Remembering Understanding Applying Analyzing Evaluating Creating %
items
investigates the
effect of
temperature to
6 1,5 3,4 2 6 12%
speed of sound
through fair
testing
explain the
hierarchy of
7 10,12 8,9,11,13 14 8 16%
colors in relation
to energy
using models or
illustrations,
explain how
15 16 33 20-23 24-29 13 26%
movements along
faults generate
earthquakes
differentiate the;
epicenter of an
earthquake from
its focus; intensity
43,46,47-50 17,19,44 18,41 30 30,32 31 15 30%
of an earthquake
from its
magnitude; active
and inactive faults
demonstrate how
underwater
earthquakes 34 35,40 3 6%
generate
tsunamis
explain how
earthquake waves
provide
37 45 39 30,42 5 10%
information
about the interior
of the earth
Total 9 9 6 7 8 11 50 100%
 DEPARTMENT OF EDUCATION
DIVISION OF NEGROS OCCIDENTAL
DISTRICT OF BINALBAGAN I
TLE LIGHT CHRISTIAN ACADEMY OF ABC CHILDREN’S AID PHILIPPINES –
BINALBAGAN NEGROS OCCIDENTAL
CANMOROS, BINALBAGAN NEGROS OCCIDENTAL

SECOND QUARTER EXAMINATION

SCIENCE 9

NAME: ________________________________ DATE:_____________ SCORE:______

I. MULTIPLE CHOICE
Instruction: Read and understand carefully each item. Write the letter of your choice on the space
provided. Avoid erasures.
___1. The major cause of extinction.
a. diseases and epidemics b. pollution c. habitat destruction d. overexploitation
___2. Causes the supply of food and another resources to be exhausted, i.e overfishing, and overgrazing.
a. diseases and epidemics b. pollution c. habitat destruction d. overexploitation
___3. Refers to the introduction of potentially harmful substances or suspended particles into the environment.
a. diseases and epidemics b. pollution c. habitat destruction d. overexploitation
___4. Results from the chemical reactions of sulfur dioxide or nitrogen oxide with the water molecules in the
atmosphere.
a. acidity b. acid rain c. sulfuric acid d. nitrogen and sulfur
___5. The illegal act of hunting animals for their skin, fur teeth, horns, or claws to be used for making medicines, jewelry
and bags.
a. overexploitation b. hunting c. overconsumption d. poaching
___6. Species that are preserved and maintained only in zoos and other artificial habitats because they are no longer
found in the wild.
a. extinction b. functionally extinct c. extirpation d. endangered
___7. The following are the raw materials for photosynthesis EXCEPT;
a. carbon dioxide b. water c.CO2 d. sugar
___8. Which of the following is the product of photosynthesis?
a. carbon dioxide b. water c.CO2 d. sugar
___9. Which of the following are the by-products of photosynthesis?
a. CO2 and water b. oxygen and water c. sugar and water d. sugar and CO2

___10. The green pigment that traps the energy from the sun to manufacture or synthesize complex food.
a. green leaves b. chlorophyll c. stroma d. photosystems
___11. Hundreds of photosynthetic pigments that are organized into light-collecting units.
a. green leaves b. chlorophyll c. stroma d. photosystems
___12. The major photosynthetic pigment that absorbs violet and red light and reflects green and yellow light.
a. chlorophyll a b. chlorophyll b c. chloroplast d. accessory pigments
___13. The energy released from the breakdown of food. The energy ‘’currency’’ used by all organisms. It acts as the
fuel for nearly all the metabolic reactions inside the cell.
a. Adenosine Triphosphate b. Adenosine Diphosphate c. Adenosine Phosphate d. a,b and c
___14. The bond that holds atom together.
a. ionic bond b. covalent bond c. chemical bond d. none of these
___15. A covalent bond in which electrons are shared unequally between atoms.
a. ionic bond b. covalent bond c. polar covalent bond d. non-polar covalent bond
___16. A covalent bond in which electrons are shared equally.
a. ionic bond b. covalent bond c. polar covalent bond d. non-polar covalent bond
___17. The property used to predict the type of bond that exists between atoms in compounds.
a. oxidation states b. electronegativities c. valence electrons d. ions
___18. The bond which two atoms share one or more pairs of electrons.
a. ionic bond b. covalent bond c. polar covalent bond d. non-polar covalent bond
___19. A compound formed between cation and anion.
a. ionic compound b. covalent compound c. polar covalent compound d. non-polar covalent
compound
___20. The electrons in the outermost shell of an atom; s and p blocks.
a. electrostatic attraction b. electronegativities c. valence electrons d. positive electron
___21. Involves the transfer of electrons from one atom to another.
a. ionic bond b. covalent bond c. chemical bond d. none of these
___22. A positive charge ion.
a. ionic bond b. cation c. anion d. chemical bond
___23. It consists of the symbol of the element surrounded by dots. Each dot represents a valence electron.
a. Dot symbol b. Lewis dot symbol c. Gilbert Lewis d. Dot structure
___24. A negative charge ion.
a. ionic bond b. cation c. anion d. chemical bond
___25. Occurs when cation and anion are brought together and form compound.
a. electrostatic attraction b. electronegativities c. chemical bonding d. bonding
___26. The valence electron of F.
a. 5 b. 6 c. 7 d. 8
___27. The bonding of a sodium atom and a chlorine atom is an example of_____________.
a. ionic bonding b. covalent bonding c. polar covalent bonding d. non-polar covalent
bonding
___30. It does not conform to the octet rule in covalent bonding because its outermost shell contains only one electron.
a. helium b. hydrocarbon c. hydrogen d. hydrochloride
___31. The sharing of a single pair of electrons between bonded atoms.
a. ionic bond b. single covalent bond c. double covalent bond d. triple covalent bond
___32. Valence electrons that are not involved in bonding.
a. bonding electrons b. lone electron pairs c. bonding d. valence pairs
___33. It is the ability of an atom in a compound to attract electrons to it. The larger the value, the greater the tendency
of an atom to attract electrons.
a. oxidation state b. charge c. valence electrons d. electronegativity
___34. The electronegativity of cesium.
a. 0.5 b. 0.6 c. 0.7 d. 0.7
___35. The number of atom/s in the Hydrochloride compound.
a. 1 b. 2 c. 3 d. 4
___36. Type of bond formed when the electronegativity difference between two atoms is 0.4 or less.
a. ionic bond b. polar covalent bond c. double covalent bond d. covalent bond
___37. It is made up of two or more atoms
a. atoms b. element c. compound d. electron
___38. Type of bond formed when the electronegativity difference between two atoms is greater than 0.4 but less than
2.0.
a. ionic bond b. polar covalent bond c. double covalent bond d. covalent bond
___39. The electronegativity difference of H and Cl.
a. 0.9 b. 0.8 c. 0.7 d. 0.6
___40. Type of bond formed when the electronegativity difference between two atoms is equal to or greater than 2.0 .
a. ionic bond b. polar covalent bond c. double covalent bond d. covalent bond

II. CHEMICAL BONDING

A. Instruction: Write the Lewis structure of each of the following:
Write your answer inside the box below.
a. CH4 b. CH3Cl c.CH2CCH2 d. CH3CCH
B. Instruction: a. Calculate the difference in electronegativity for the pairs of element.
b. Use the values obtained in ( a ) to classify the bonds as ionic bond, polar covalent bond, non-polar
covalent bond
c. Write the Lewis dot structure of the compounds formed.
d. Write the Chemical formula.
e. Fill in the table given below.
1. C and O 2. H and O 3. C and H 4. H and Br 5. Sn and Cl 6. Li and F 7. Cl and O
8. Na and Br 9. I and I 10. C, H and O

PAIR OF ELEMENTS ELECTRONE TYPE OF BOND LEWIS’ STRUCTURE CHEMICAL

GATIVITY FORMULA
DIFFERENCE
1.

2.

5.

6.

7.

8.

9.

10.
YOU CAN’T LOSE WHAT YOU NEVER HAD, YOU CAN’T KEEP WHAT’S NOT YOURS, AND YOU CAN’T HOLD ON TO
SOMETHING THAT DOESN’T WANT TO SAY.
----- UNKNOWN

Noted by: Ms. Chuck lyn Alianza

School Principal

Prepared by: Sir Jovan Amihan

Science Teacher
 FIRST QUARTER EXAMINATION
SCIENCE 9

Table of specification (TOS)

No.
Competency Remembering Understanding Applying Analyzing Evaluating Creating of %
items
relate species
extinction to the
failure of populations
of organisms to 4 5 1,2,3 6 6 12%
adapt to abrupt
changes in the
environment
differentiate basic
features and
importance of 10,11,12 13 7 8 9 7 14%
photosynthesis and
respiration
explain the
formation of ionic 14,23 15,16 17 5 10%
and covalent bond
recognize different
types of compounds
(ionic or covalent)
based on their
properties such as 18,19 26 20,36 30,40 31,38 41,42 11 22%
melting point,
hardness, polarity,
and electrical and
thermal conductivity
explain how ions are
27 21 28,29,39 22 24,25 43,44 10 20%
formed
explain how the
structure of the
carbon atom affects 32,33,34 35 37 45,46 47-50 11 22%
the type of bonds it
forms

Total 10 7 7 8 9 9 50 100%