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WorksheetsScience 6 Final Exam
Total questions: 99
Worksheet time: 2hrs 39mins
Which lab equipment is made of porcelain so it can withstand high temperature when heated?
beaker
crucible and cover
petri dish
thermometer
Which term describes data that is drastically different from the rest of the data?
average
graph
outlier
variable
Which is the center and largest celestial body in our solar system?
asteroid
comet
Jupiter
Sun
Which color of the star has the lowest temperature?
blue
red
white
yellow
What solar feature appears as dark areas on the sun’s surface?
coronal mass ejections
prominences
solar flares
sunspots
Which is the correct arrangement of Earth’s specific location in the Universe?
Orion Arm à Solar System à Local Group à Milky Way à Virgo Supercluster
Milky Way à Virgo Supercluster à Solar System à Orion Arm à Local Group
Solar System à Orion Arm à Milky Way à Local Group à Virgo Supercluster
Virgo Supercluster à Orion Arm à Local Group à Solar System à Milky Way
How long is one lunar cycle?
21 days
24 days
28 days
31 days
If Northern Hemisphere experiences autumn, what is the season in the southern hemisphere?
autumn
spring
summer
winter
Which is the earliest era on the geologic time scale?
Archean
Hadean
Phanerozoic
Proterozoic
Which era is also called the Age of Mammals?
Cenozoic
Mesozoic
Paleozoic
Phanerozoic
Why is Cambrian explosion a significant event in geologic history?
Many organisms have gone extinct during this period
Many organisms have rapidly evolved during this period
Many organisms have remained the same throughout this period
Many organisms have migrated to another place during this period
What happens during a mass extinction?
There is a rapid destruction of habitat
There is a sharp spike in the birth of new species
There is a sharp spike in the extinction of species
There is a rapid growth in organisms’ populations
Which among the following landmasses were formed when two continental plates collide?
San Andreas Fault
Mariana Trench
Himalayas Mountain Ranges
The Red Sea
According to Alfred Wegener, which among the following is the cause of the movement and drifting of continents toward and apart from each other?
Earth’s rotation
Heat transfer
Movement of tectonic plates
None of the above
Which agent of erosion usually results in avalanche and landslide?
gravity
ice
water
wind
Which correctly describes accumulation during water cycle?
The water vapor collects and form clouds filled with water droplets.
The clouds become heavier and eventually pours down as rain or snow.
The sun heats up the ocean causing the liquid water to change into gas.
The water flows on the land and eventually collects in different bodies of water.
In which of the following is freshwater mostly confined?
glaciers and ice caps
groundwater
lakes
river
Which statement is true about a weather hazard?
A weather hazard cannot be predicted.
A weather hazard always results in a long-term effect.
A weather hazard has a potential to cause harm or damage.
A weather hazard may bring economic growth to a country.
Which of the following is not an example of point source pollution?
water runoff from residential lawns
oil that is escaping from a damaged tanker
heavy metals that are leaching out of an underground mine
untreated sewage that is accidentally released from a wastewater treatment plant
Why is ground-level ozone considered as a “bad” ozone?
It regulates global air temperature.
It releases greenhouse gases back to the space.
It acts as the main ingredient in smog formation.
It shields us from the sun’s harmful ultraviolet rays.
On the blank, put a check (ü) if the statement adheres to the laboratory safety rule. Otherwise, put a cross (û). 1. Use dirty, chipped, or broken glassware when experimenting in the lab.
True
False
On the blank, put a check (ü) if the statement adheres to the laboratory safety rule. Otherwise, put a cross (û). Return used chemicals back to their containers.
True
False
On the blank, put a check (ü) if the statement adheres to the laboratory safety rule. Otherwise, put a cross (û). 3. Notify teacher immediately if there’s any accident in the lab.
True
False
On the blank, put a check (ü) if the statement adheres to the laboratory safety rule. Otherwise, put a cross (û). 4. Do not sniff or taste chemical.
True
False
On the blank, put a check (ü) if the statement adheres to the laboratory safety rule. Otherwise, put a cross (û). 5. Use beaker as a drinking glass inside the lab.
True
False
Be familiarized with the safety equipment inside the lab.
True
False
Always keep the lab clean in consideration for the next user.
True
False
Once the experiment is done, mix leftover chemicals to easily dispose them. Is this statement correct?
No, this statement is incorrect. Leftover chemicals should not be mixed for disposal unless instructed by proper safety guidelines.
Yes, mixing leftover chemicals is always the safest way to dispose them.
It is acceptable to mix chemicals if they are in small quantities.
Mixing chemicals after experiments is recommended for faster cleanup.
C. Arrange the steps in performing the laboratory procedure. Write the correct number of steps on the blank. Measuring Mass Using a Triple Beam Balance: How many steps are there in the procedure?
6
4
8
5
On the blank, put a check (ü) if the description matches the given celestial body.
True
False
III. Our Solar System A. On the blank, put a check (ü) if the description matches the given celestial body. 2. Mercury: The hottest planet in the solar system.
True
False
III. Our Solar System A. On the blank, put a check (ü) if the description matches the given celestial body. 3. Venus: The Earth's twin planet.
True
False
Our Solar System: On the blank, put a check (ü) if the description matches the given celestial body. Earth: The only planet where life exists.
True
False
III. Our Solar System A. On the blank, put a check (ü) if the description matches the given celestial body. 5. Mars: The Red Planet.
True
False
Jupiter is the biggest planet in the solar system.
True
False
Saturn: The spinning giant gas.
True
False
8. Uranus: A miniature solar system.
True
False
Neptune: The coldest planet in the solar system.
True
False
Pluto: The biggest asteroid in the solar system.
True
False
Label the diagram to show the complete stages of the life cycle of a medium-sized star. Fill in the blank for the first stage.
Nebula
White Dwarf
Red Giant
Supernova
Label the diagram to show the complete stages of the life cycle of a medium-sized star. Fill in the blank for the second stage.
Protostar
White Dwarf
Supernova
Neutron Star
Label the diagram to show the complete stages of the life cycle of a medium-sized star. What is the third stage?
Main Sequence Star
White Dwarf
Red Giant
Neutron Star
Label the diagram to show the complete stages of the life cycle of a medium-sized star. Fill in the blank for the fourth stage.
Red Giant
White Dwarf
Neutron Star
Black Hole
Label the diagram to show the complete stages of the life cycle of a medium-sized star. Fill in the blank for the fifth stage.
Planetary Nebula
Red Giant
Main Sequence
White Dwarf
Label the diagram to show the complete stages of the life cycle of a medium-sized star. Fill in the blank for the sixth stage.
White Dwarf
Red Giant
Neutron Star
Black Hole
Refer to the diagram of the Hertzsprung-Russell diagram showing star categories, luminosity, and temperature. What characteristic of sun is plotted on the:
a. x-axis: Temperature (Kelvin) / Stellar Classification b. y-axis: Luminosity (Sun = 1)
a. x-axis: Age (Million Years) b. y-axis: Distance from Earth (Light Years)
a. x-axis: Mass (Solar Masses) b. y-axis: Radius (Solar Radii)
a. x-axis: Apparent Magnitude b. y-axis: Surface Gravity
In which category does the sun belong?
Main Sequence
Red Giant
White Dwarf
Neutron Star
What happens to the luminosity of stars as the surface temperatures increase?
The luminosity of stars generally increases as the surface temperature increases (for main sequence stars).
The luminosity of stars generally decreases as the surface temperature increases (for main sequence stars).
The luminosity of stars remains constant as the surface temperature increases (for main sequence stars).
The luminosity of stars fluctuates randomly as the surface temperature increases (for main sequence stars).
To what category do Betelgeuse and Antares belong?
Supergiants
White dwarfs
Neutron stars
Main sequence stars
How will you describe the temperature of white dwarf stars?
White dwarf stars have high surface temperatures.
White dwarf stars have low surface temperatures.
White dwarf stars have moderate surface temperatures.
White dwarf stars have variable surface temperatures.
To what category does Arcturus belong?
(a)
Label the seasons in both Northern and Southern Hemispheres. (Refer to the diagram showing Earth's orbit around the Sun with four positions labeled N and S. Fill in the boxes with the correct seasons for each hemisphere.)
Northern Hemisphere: Spring, Summer, Fall, Winter; Southern Hemisphere: Fall, Winter, Spring, Summer (order depends on position in orbit)
Northern Hemisphere: Summer, Fall, Winter, Spring; Southern Hemisphere: Winter, Spring, Summer, Fall (order depends on position in orbit)
Northern Hemisphere: Fall, Winter, Spring, Summer; Southern Hemisphere: Spring, Summer, Fall, Winter (order depends on position in orbit)
Northern Hemisphere: Winter, Spring, Summer, Fall; Southern Hemisphere: Summer, Fall, Winter, Spring (order depends on position in orbit)
Label the types of solar eclipse. Then, describe each type.
Total Solar Eclipse: The Moon completely covers the Sun. Partial Solar Eclipse: The Moon covers part of the Sun. Annular Solar Eclipse: The Moon covers the center of the Sun, leaving a ring-like appearance.
Total Solar Eclipse: The Moon partially covers the Sun. Partial Solar Eclipse: The Moon completely covers the Sun. Annular Solar Eclipse: The Moon is not visible at all.
Total Solar Eclipse: The Sun covers the Moon. Partial Solar Eclipse: The Sun covers part of the Moon. Annular Solar Eclipse: The Sun is completely blocked by the Moon.
Total Solar Eclipse: The Moon covers the Sun, leaving a ring. Partial Solar Eclipse: The Moon is not visible. Annular Solar Eclipse: The Moon completely covers the Sun.
Foucault’s pendulum experiment proves that Earth is rotating and not stationary because:
The pendulum swings in a fixed direction while the Earth rotates beneath it.
The pendulum changes its length as Earth rotates.
The pendulum stops swinging when Earth rotates.
The pendulum swings faster as Earth rotates.
Why does Earth’s revolution speed vary as it changes its distance from the sun?
Because of the changing gravitational force between Earth and the Sun
Because Earth's mass changes during revolution
Because the Sun's mass changes during the year
Because Earth's axis is tilted
Axial tilt is one of the main reasons for seasons because:
it causes different parts of Earth to receive varying amounts of sunlight throughout the year.
it changes the distance between the Earth and the Sun.
it affects the speed of Earth's rotation.
it causes the Moon to orbit the Earth.
On the blank, write true if the statement is true. Otherwise, change the underlined word/s to make each statement true. 1. Paleontology is the science that deals with the study of Earth.
True
False
On the blank, write true if the statement is true. Otherwise, change the underlined word/s to make each statement true. 2. Fossils are the remains of prehistoric organisms or other evidence of prehistoric life.
True
False
On the blank, write true if the statement is true. Otherwise, change the underlined word/s to make each statement true. 3. Fossilization is a very common occurrence due to the presence of scavengers and decomposers.
True
False
On the blank, write true if the statement is true. Otherwise, change the underlined word/s to make each statement true. 4. Petrified fossils are formed when minerals replace the structure of an organism.
True
False
On the blank, write true if the statement is true. Otherwise, change the underlined word/s to make each statement true. 5. A cast is an imprint left by the shell on the rock that surrounded it.
True
False
Preserved fossil is also known as a ________ fossil as it remains intact or nearly intact during fossilization.
true form
trace
cast
mold
The fossil and the order in which fossils appear comprises the ________.
fossil record
geological scale
evolutionary tree
carbon cycle
The fossil record provides ________ by revealing the features of an ancestor for comparison against living descendants.
evidence
confusion
contradiction
ignorance
________ fossils provide evidence that organisms may have transitioned from one form to another.
Trace
Index
Mold
Cast
Fossils can show structural similarities and differences in organisms overtime, revealing the vast ________ of life form on Earth.
diversity
simplicity
scarcity
uniformity
In which layer of rocks are the oldest fossils found?
Top layer
Middle layer
Bottom layer
Surface layer
In which layer of rocks are the newest fossils discovered?
Topmost layer
Middle layer
Bottom layer
All layers
Based on the diagram, how do scientists determine the age of the fossils?
By comparing the layers of rock in which the fossils are found
By measuring the size of the fossils
By observing the color of the fossils
By counting the number of fossils in each layer
Explain what fossil succession is based on the given diagram.
Fossil succession is the principle that fossil organisms succeed one another in a definite and recognizable order.
Fossil succession is the process by which fossils are formed from living organisms.
Fossil succession refers to the age of rocks determined by radioactive dating.
Fossil succession is the study of how fossils are preserved in amber.
What type of fault is shown in the first diagram (top left)?
Normal fault
Reverse fault
Strike-slip fault
Thrust fault
What type of fault is shown in the second diagram (top right)?
Reverse fault
Normal fault
Strike-slip fault
Oblique-slip fault
What type of fault is shown in the third diagram (bottom left)?
What type of fault is shown in the fourth diagram (bottom right)?
Oblique-slip fault
Normal fault
Reverse fault
Strike-slip fault
Which of the following correctly matches the movement and associated geological features of Divergent, Transform, and Convergent plate boundaries?
Divergent: plates move apart, mid-ocean ridges; Transform: plates slide past, earthquakes; Convergent: plates move together, mountains/trenches.
Divergent: plates move together, earthquakes; Transform: plates move apart, volcanoes; Convergent: plates slide past, mid-ocean ridges.
Divergent: plates slide past, mountains; Transform: plates move together, trenches; Convergent: plates move apart, volcanoes.
Divergent: plates move together, trenches; Transform: plates move apart, mountains; Convergent: plates slide past, earthquakes.
Supply the missing information to complete the nitrogen cycle diagram below. Choose from the words inside the box. (Note: Some answers may be repeated) Word bank: ammonification, ammonium, assimilation, decomposers, denitrification, denitrifying bacteria, nitrogen in air, nitrates, nitrites, nitrification, nitrifying bacteria, plants, nitrogen-fixing soil bacteria, nitrogen-fixing bacteria in root nodules of legumes.
Answers will vary depending on the specific blanks in the diagram, but should be selected from the provided word bank.
Answers should be selected from outside the provided word bank.
The diagram should be completed using only the terms 'photosynthesis' and 'respiration'.
Only use the terms 'carbon dioxide' and 'oxygen' to fill in the blanks.
Fill in the blank for the top left label in the nutrient cycle diagram.
Plant
Animal
Fungi
Bacteria
Fill in the blank for the top right label in the nutrient cycle diagram.
Plant
Animal
Decomposer
Soil
Fill in the blank for the animal in the nutrient cycle diagram.
Animal
Plant
Fungi
Bacteria
Fill in the blank for the process involving aerobic and anaerobic bacteria and fungi in the nutrient cycle diagram.
Decomposition
Photosynthesis
Transpiration
Respiration
Fill in the blank for the process where nutrients are absorbed by plant roots in the nutrient cycle diagram.
Absorption
Transpiration
Photosynthesis
Respiration
Which of the following best describes the processes involved in the rock cycle?
Melting, cooling, weathering, erosion, compaction, cementation, heat and pressure
Photosynthesis, respiration, transpiration, evaporation
Condensation, precipitation, infiltration, runoff
Diffusion, osmosis, active transport, endocytosis
Fill in the description for the following process: Weathering and Erosion.
Weathering and erosion are processes that break down rocks and transport the particles to new locations.
Weathering and erosion are processes that form new rocks from molten lava.
Weathering and erosion are processes that increase the temperature of the Earth's core.
Weathering and erosion are processes that create earthquakes and volcanoes.
Fill in the description for the following process: Transport and Deposition.
Fill in the description for the following process: Compaction and Cementation.
Fill in the description for the following process: Metamorphism.
Metamorphism is the process by which rocks are changed by heat, pressure, or chemical processes.
Metamorphism is the process by which rocks are formed from magma cooling.
Metamorphism is the process by which sediments are deposited in layers.
Metamorphism is the process by which rocks are broken down by weathering and erosion.
Fill in the description for the following process: Melting and Crystallization.
Melting and crystallization involve the melting of rocks into magma and the cooling and solidification of magma into igneous rock.
Melting and crystallization involve the breaking down of rocks into smaller pieces by weathering and erosion.
Melting and crystallization involve the transformation of sediment into sedimentary rock through compaction and cementation.
Melting and crystallization involve the alteration of rocks by heat and pressure without melting.
Which of the following is NOT a process involved in the hydrologic cycle?
Evaporation
Condensation
Photosynthesis
Precipitation
Match the process 'Evaporation' with its correct description.
The process by which water changes from a liquid to a gas or vapor, usually caused by the sun's heat.
The process by which water changes from a gas to a liquid, usually forming clouds.
The process by which plants absorb water through their roots and release it as vapor through their leaves.
The process by which water moves downward through the soil, filtering into underground reservoirs.
Match the process 'Precipitation' with its correct description.
Any form of water, such as rain, snow, sleet, or hail, that falls from clouds to the Earth's surface.
The process by which plants release water vapor into the air through their leaves.
The process of water changing from a liquid to a gas or vapor.
The movement of water from the surface into the ground.
Match the process 'Infiltration' with its correct description.
The process by which water on the ground surface enters the soil.
The process by which plants release water vapor into the air.
The process by which water changes from liquid to gas.
The process by which water flows over the surface of the ground.
Match the process 'Runoff' with its correct description.
Water, usually from precipitation, that flows over the land surface and into bodies of water.
The process by which plants absorb water through their roots.
The evaporation of water from plant leaves into the atmosphere.
The process of water seeping into the ground to become groundwater.
Match the process 'Groundwater flow' with its correct description.
The movement of water through the subsurface soil and rocks.
The evaporation of water from plant leaves into the atmosphere.
The process of water turning into vapor from the surface of lakes and rivers.
The movement of water from clouds to the ground as precipitation.
Sun’s heat energy drives the hydrologic cycle by:
causing evaporation of water from Earth's surface
increasing wind speed
decreasing rainfall
cooling the atmosphere
Which planet is known as the 'Gas Giant'?
Jupiter
Mars
Venus
Earth
What is the primary component of the Earth's atmosphere?
Oxygen
Nitrogen
Carbon Dioxide
Hydrogen
Which of the following is a laboratory safety rule?
Use broken glassware for experiments.
Leave spills unattended.
Wear safety goggles when handling hazardous materials.
Always taste chemicals to identify them.
Which planet is known as the 'Red Planet'?
Earth
Mars
Venus
Jupiter
What is the primary component of the Sun?
Oxygen
Helium
Hydrogen
Carbon
