UTME

• Piece refers to a portion or part of something, like advice.
• Peace means calmness or absence of war, not fitting here.
• Peas are vegetables, unrelated to advice.
• Pace refers to speed or steps, which doesn’t fit.

Explanation:

• Correct: Gravity is a force that pulls objects towards the center of the Earth, causing the pen to fall.
• Incorrect:
  • Gravity does not push objects upwards; it pulls them downwards.
  • Gravity doesn't neutralize the pen's weight; it causes the pen to fall due to its weight.
  • Gravity definitely affects the pen’s motion, as without it, the pen would not fall.

Explanation:

• Correct: Physics explains stellar motion, gravity, and how stars emit light due to nuclear fusion.
• Incorrect:
  • Emotions don’t play a role in star formation.
  • Planets don’t glow because of mirrors; they reflect sunlight.
  • Space isn’t filled with colored paint.

• Sell means to give something in exchange for money, which fits here.
• Sail refers to traveling on water, unrelated to cars.
• Sale is the event of selling, but the sentence needs a verb.
• Cell is a small room or a unit in a living organism, which doesn’t make sense here.

Explanation:

• Correct: Electrical energy heats the filament, causing it to emit light.
• Incorrect:
  • Sunlight is not involved in the bulb’s operation.
  • Magnetic fields are not the primary source of light in a bulb.
  • Air vibrations cause sound, not light.

Explanation:

• Correct: Physics explains how heat energy increases molecular motion, causing phase changes from liquid to gas.
• Incorrect:
  • Heating water doesn’t change its taste significantly.
  • Water doesn’t change color when heated.
  • Molecules don’t disappear; they change state from liquid to gas.

Explanation:

• Correct: This is an example of a living thing (the bird) interacting with its environment (the tree).
• Incorrect:
  • A book, computer, and glass are non-living objects and their behavior isn’t biological.

Frequent means happening often, while rare means happening very few times.

• Lead here means to guide or direct, which fits the sentence context about a project.
• Lead as a metal (pronounced differently) is unrelated to teamwork.
• A leash for an animal isn’t connected to leading a team.
• To lag behind is the opposite of leading.

Brilliant and smart both describe someone who is very intelligent. While brilliant can also mean very bright, in this context, it refers to intelligence.

Answer: To bend forward as a sign of respect
Explanation:

• Bow here means to bend forward, which is common after a performance.
• A weapon or knot isn’t related to the context of acting.
• Refusing politely isn’t connected.

Explanation:

• Correct: Physicists use knowledge of forces, motion, and energy to develop rockets and space missions.
• Incorrect:
  • Mapping Earth’s mountains is geography.
  • Writing fiction is unrelated to the scientific study of space.
  • Animal training isn’t a task physicists perform.

Ancient means very old, while modern means new or recent.

Explanation:

• Correct: Electrical energy from the power source drives a motor inside the fan, which causes the blades to spin.
• Incorrect:
  • Sound waves don’t power fans.
  • Room heat may affect temperature but doesn’t cause spinning.
  • Gravity pulls objects down, but it doesn’t spin the fan blades.

Optimistic means expecting good things to happen, while pessimistic means expecting bad outcomes.

Explanation:

• Correct: Alcohol disrupts the lipid membrane of bacteria and viruses, effectively killing them.
• Incorrect:
  • Alcohol doesn’t freeze bacteria.
  • Evaporation doesn’t kill bacteria.
  • Changing color doesn’t affect bacteria’s ability to survive.

Explanation:

• Correct: Physicists studied how electricity and resistance work to help develop the lightbulb.
• Incorrect:
  • Telephone books are informational, not technological inventions based on physics.
  • Cookbooks involve culinary arts, not physics.
  • Pasta making is a part of food science, not directly related to physics.

Explanation:

• Correct: Physics principles explain how electricity flows through circuits from generators to homes.
• Incorrect:
  • There’s no magic involved; it’s science.
  • The sun doesn’t provide direct electricity, especially at night.
  • Gravity doesn’t pull light; it pulls objects toward Earth.

• Tale means a story, which is correct here.
• Tail refers to the back part of an animal, not related to stories.
• Tall means having great height, unrelated here.
• Tell is a verb meaning to narrate, but not a noun for a story.

Smart and clever both describe someone who is intelligent

Explanation:

• Correct: In chemical reactions, atoms don’t disappear but rearrange to form new molecules with different properties.
• Incorrect:
  • Atoms do not disappear; matter cannot be created or destroyed in a chemical reaction.
  • Atoms do not shrink into smaller particles during chemical reactions.
  • Atoms do change their arrangements in reactions.

Answer: A tool used to smooth wood
Explanation:

• Plane in this context means a tool for smoothing wood, fitting a carpenter’s work.
• A flat surface or flying vehicle doesn’t relate to woodworking.
• Making something rough is the opposite.

• Bear means to carry or support weight, which fits the sentence.
• Bare means uncovered or exposed, which doesn’t make sense here.
• Beer is a drink, not related to lifting something.
• Bier is a stand for a coffin, which is unrelated.

Begin and start both mean to start doing something.

Explanation:

• Correct: Bird behavior, like nest-building, is a biological subject.
• Incorrect:
  • Freezing of water is a topic in chemistry or physics.
  • Metal expansion is a physical property.
  • Mountain formation is studied in geology.

Explanation:

• Correct: The Maillard reaction is a chemical reaction between amino acids and sugars that gives browned foods their distinctive flavor and color.
• Incorrect:
  • Fermentation is related to yeast and sugar, not meat browning.
  • Photosynthesis occurs in plants, not meat.
  • Evaporation removes water but doesn’t cause browning.

Benevolent means kind and generous, while malevolent means having bad intentions or wishing harm to others.

Answer: A type of fish
Explanation:

• Bass here refers to a type of fish, which makes sense in an aquarium.
• A low-pitched sound or musical instrument isn’t something you put in an aquarium.
• A large container isn’t the correct meaning here

Explanation:

• Correct: Friction is a force that opposes motion, slowing the car down when brakes are applied.
• Incorrect:
  • Sound waves don’t stop the car; they’re just a byproduct.
  • Gravity pulls down, not upwards, and doesn’t directly stop the car.
  • The car’s weight doesn’t disappear; it’s the friction that causes deceleration.

Answer: To write or capture audio/video
Explanation:

• Record means to capture audio or video, which fits with a meeting.
• A highest achievement refers to a record, but here it’s used as a verb.
• Forgetting or deleting is the opposite of recording.
• Breaking something doesn’t apply.

• Armor is protective gear worn in battles.
• Armory is a place where weapons are stored, not something you wear.
• Amour means love in French, not related to battles.
• Armer isn’t a correct word here.

Fast and quick both describe something that happens in a short time.

• Wind here refers to moving air, which fits because it affects sailing.
• Wind meaning to turn or twist doesn’t fit the context.
• Wrapping around something isn’t related to sailing or weather.
• To blow gently would be breeze, but wind implies stronger movement.

Explanation:

• Correct: More pressure raises the boiling point of water, allowing food to cook at higher temperatures.
• Incorrect:
  • Removing heat would slow cooking, not speed it up.
  • Food molecules don’t convert into light energy while cooking.
  • Lowering pressure would reduce the boiling point, making cooking slower.

• Way means a path or direction, which fits perfectly.
• Weigh means to measure weight, unrelated to paths.
• Whey is the liquid from curdled milk, unrelated here.
• Wade means to walk through water, not fitting in this context.

Explanation:

• Correct: TVs receive signals, which are processed into images (light) and sound using electronics and physics principles like electromagnetic waves.
• Incorrect:
  • Magnetic waves alone don’t create TV programs.
  • Sunlight isn’t involved in how TVs display images.
  • Air pressure doesn’t control TV displays.

• Veil is a piece of cloth worn over the face, common in weddings.
• Vail is an old word meaning to lower something, which doesn’t fit.
• Vale means a valley, unrelated here.
• Vile means disgusting, which doesn’t fit the context.

Explanation:

• Correct: The Big Bang Theory is the most accepted scientific explanation for the origin of the universe, describing a rapid expansion from a singular point.
• Incorrect:
  • The idea that the universe always existed contradicts the evidence supporting the Big Bang.
  • Magic is not a scientific explanation.
  • Air has no role in forming the universe.

Answer: An injury or cut
Explanation:

• Wound here refers to an injury, which makes sense with healing.
• To twist or tighten is the verb form, but the sentence uses the noun.
• Releasing tension isn’t related.

Explanation:

• Correct: Physics is the science of understanding natural laws, forces, and energy in the universe.
• Incorrect:
  • Art and colors are more about aesthetics, not physical laws.
  • Emotions belong to psychology, not physics.
  • Crop growth is part of biology and agriculture, not directly physics.

• Piece refers to a portion or part of something, like advice.
• Peace means calmness or absence of war, not fitting here.
• Peas are vegetables, unrelated to advice.
• Pace refers to speed or steps, which doesn’t fit.

Explanation:

• Correct: Rocks are non-living things, so their erosion is studied in geology, not biology.
• Incorrect:
  • How plants grow towards sunlight is a biological process called phototropism.
  • How fish breathe underwater involves gills, which is part of biology.
  • A baby growing into an adult is a fundamental biological process.

Explanation:

• Correct: Sound is produced when an object causes air to vibrate, and these vibrations reach your ears as sound waves.
• Incorrect:
  • Clapping doesn’t produce light waves, so your eyes are not involved in hearing the sound.
  • Clapping doesn’t generate magnetic waves, which are unrelated to sound.
  • While clapping may create a little heat, heat energy doesn’t produce sound in this case.

Explanation:

• Correct: Growth in biology refers to the increase in size or complexity of living organisms over time.
• Incorrect:
  • A balloon inflating is a physical change, not biological growth.
  • A car being painted is a superficial change, not growth.
  • A sponge absorbing water isn’t biological growth.

Answer: To bend forward as a sign of respect
Explanation:

• Bow here means to bend forward, which is common after a performance.
• A weapon or knot isn’t related to the context of acting.
• Refusing politely isn’t connected.

Explanation:

• Correct: Chemistry studies atoms (the smallest units of elements) and molecules (groups of atoms bonded together). These form the basis of all matter.
• Incorrect:
  • Cells and tissues are biological structures studied in biology, not chemistry.
  • Rocks and minerals are composed of atoms, but chemistry focuses on the atomic level.
  • Water and air are substances made of molecules, but they are not the fundamental building blocks.

Answer: To rip or pull apart
Explanation:

• Tear in this context means to rip, fitting with getting rid of a contract.
• A drop from the eye doesn’t make sense here.
• Moving quickly isn’t connected to tearing a contract.
• Folding neatly is the opposite of tearing.

Explanation:

• Correct: Heat causes the proteins in the egg to denature and coagulate, changing the egg’s appearance and texture.
• Incorrect:
  • The egg doesn’t evaporate.
  • Frying heats the egg, not cools it down.
  • The egg doesn’t dissolve into the pan.

Cold and freezing both describe low temperatures, with freezing being very cold.

Explanation:

• Correct: Both involve the flow of electrical energy, which physics explains.
• Incorrect:
  • Writing a poem doesn’t involve physical principles.
  • Singing is more about sound, but not directly applying physics like electricity.
  • Storytelling is not related to physical processes.

Explanation:

• Correct: Physics explains that attractive forces between positively and negatively charged particles lead to chemical bonds.
• Incorrect:
  • Atoms don’t have emotions.
  • Atoms don’t grow into planets; they form molecules.
  • Atoms often bond to achieve stability, not avoid it.

Explanation:

• Correct: All living things are made of cells, which are the smallest units of life.
• Incorrect:
  • Atoms and molecules are smaller but don’t define life by themselves.
  • Rocks are non-living materials.

Explanation:

• Correct: The gravitational force between the sun and Earth keeps the Earth in a stable orbit.
• Incorrect:
  • Light doesn’t exert enough force to move planets.
  • The moon’s gravity affects Earth’s tides, not its orbit around the sun.
  • Earth’s movement is not random; it follows a specific orbital path.

Explanation:

• Correct: A cloud is not a living thing; it’s a mass of water droplets in the atmosphere.
• Incorrect:
  • A tree is a living organism studied in botany.
  • A mushroom is a living fungus.
  • A butterfly is an insect, which is alive.

Explanation:

• Correct: The chemical formula for water is H₂O, meaning it contains two hydrogen atoms and one oxygen atom bonded together.
• Incorrect:
  • One hydrogen and two oxygen atoms would be hydrogen peroxide (H₂O₂), not water.
  • Two hydrogen and two oxygen atoms do not form water.
  • One hydrogen and one oxygen atom would not create water.

Answer: To express disapproval
Explanation:

• Object here means to oppose or disapprove, fitting the meeting scenario.
• A physical thing (an object) is a noun, not the verb needed here.
• Agreeing is the opposite of objecting.
• Organizing isn’t related.

Artificial means man-made or fake, while natural means found in nature, not made by humans.

Explanation:

• Correct: Physics studies the fundamental laws governing motion, energy, and forces in the universe.
• Incorrect:
  • Emotions relate to psychology, not physics.
  • Space is part of physics, but physics covers much more than just space.
  • Art involves creativity, not the scientific principles of physics.

Mad and angry mean the same thing—they both describe feeling upset.

Explanation:

• Correct: Soap molecules have a hydrophilic (water-attracting) and hydrophobic (oil-attracting) end, which helps break down and remove grease.
• Incorrect:
  • Soap doesn’t freeze grease.
  • Soap doesn’t turn grease into solids.
  • Grease doesn’t evaporate; it needs to be emulsified.