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WorksheetsScience Quiz Set II
Total questions: 107
Worksheet time: 3hrs 50mins
Which of the following sets of sub-atomic particles are located in the nucleus of the atom in diagram A?
neutrons
I and II
II and III
Protons III
Electrons
Which statement about materials 1 and 2 is most likely to be correct?
Material 1 is glass, and material 2 is clay.
Material 1 is copper, and material 2 is wood.
Material 1 is iron, and material 2 is sugar.
Material 1 is cork, and material 2 is gold.
The scattering of the light is caused by air particles in the fog.
dust particles in the fog.
sunlight passing in the fog.
water droplets in the fog.
What name is given to the method of separation of mixtures as shown in Diagram A?
Threshing
Thriving
Sieving
Winnowing
Which of the following statements best describes the relationship between magnetic force and Newton's Second Law?
They are unrelated concepts.
Magnetic force only applies to very strong magnets.
Magnetic force explains why objects fall to the ground.
Newton's Second Law can be used to calculate the force exerted by a magnet.
How do calcium and potassium contribute to the body's functions, as shown in the diagram?
Calcium: blood pressure; Potassium: oxygen transportation.
Calcium: hydration; Potassium: digestion, nutrient absorption.
Calcium: metabolism; Potassium: immune system, hormone production.
Calcium: muscle, blood clotting, bone health; Potassium: heartbeat
A prokaryotic cell possesses all the following characteristics except?
Exhibit asexual reproduction.
Exhibit sexual reproduction.
Have genetic materials in its nucleus.
Lack of nuclear membrane.
In a pond ecosystem, algae are eaten by small fish, which are then eaten by larger fish. What is the role of the algae in this food chain?
Decomposer
Primary Consumer
Producer
Secondary Consumer
A fox eats a rabbit, which gets its energy from eating grass. How many trophic levels are there in this food chain?
1
2
3
4
How do the poles of a bar magnet in the diagram show the important principle of magnetic attraction and repulsion?
Only similar poles attract, while opposite poles neither attract nor repel.
Opposite poles attract, and similar poles repel.
Opposite poles repel, and similar poles attract with varying degrees of force.
Similar poles attract, and opposite poles repel.
According to Newton's Second Law, the acceleration of an object is directly proportional to the net force acting on it and inversely proportional to its mass. If a stronger magnet is used to repel the steel ball from question 10, what will happen to its acceleration?
It will decrease.
It will increase.
It will stay the same.
It's impossible to determine without knowing the mass of the ball.
What is the primary difference between grasshopper nymphs and adult grasshoppers as shown in the diagram?
Adults have fully developed reproductive organs.
Nymphs are smaller in size compared to adults.
Nymphs exhibit a different feeding behavior than adults.
Nymphs have wings, while adults do not.
Asamoah Gyan kicked a ball with a large force as shown in the diagram. According to Newton's Second Law of motion, what will happen to the acceleration of the ball?
It will be slow because the ball is round.
It will be very high due to the large force.
It will depend on the direction of the ball.
It will not accelerate at all.
Alhassan is riding a bicycle at a constant speed. Suddenly he was crossed by a goat and he quickly applied the brakes to help him slow down. How will you best describe the relationship between the force exerted by the brakes and the bicycle's acceleration when Alhassan applied the brakes while riding at a constant speed and being crossed by a goat?
The force exerted by the brakes is greater than the bicycle's acceleration.
The force exerted by the brakes is equal to the bicycle's acceleration.
The force exerted by the brakes is less than the bicycle's acceleration.
The force exerted by the brakes causes the bicycle to accelerate faster.
Which of the following energy is made from the waterfall?
hot water
solar power
electricity
drinking water
Miss Nancy Asieduwaa is performing an experiment where she adds a solid substance to a liquid. After stirring, she noticed that the solid particles were evenly distributed throughout the liquid, forming a homogeneous mixture. Which of the following terms best describes this mixture?
Solute
Solvent
Suspension
Solution
In warehouses, forklifts are complex machines designed to lift and transport heavy objects as seen in the diagram Y. How does a forklift address the challenge of lifting heavy objects that humans face in warehouses?
By relying on human strength
By using hydraulic systems for lifting
By utilizing magnetic technology
By utilizing telekinetic powers
In this experiment, car A is pushed down the track with a constant force. If you then place the bar magnet near car A, repelling it, what will happen to the car's acceleration compared to when there was no magnet?
It will increase because the magnet attracts the car.
It will decrease due to the repulsive force from the magnet.
It will stay the same.
It is impossible to determine without knowing the magnet's strength.
Two toy cars with the same mass are pushed with different forces. The car pushed with a greater force will?
experience a higher acceleration than the other car.
experience a lower acceleration than the other car.
experience the same acceleration as the other car.
It's impossible to determine without more information.
Mr. Mark Kwakye was given three substances, X, Y, and Z, and was asked to identify the solute and the solvent in each substance. He observes that substance X is a mixture of sugar dissolved in water, substance Y is a mixture of sand suspended in water, and substance Z is a mixture of oil floating on top of water. Which of the following correctly identifies the solute and solvent in substance X?
Solute: Sugar; Solvent: Water
Solute: Water; Solvent: Sugar
Solute: Petrol; Solvent: Water
Solute: Water; Solvent: Sand
Which organism occupies the trophic level with the least energy?
Eagle
Frog
Grasshopper
Snake
What are the common symptoms of hepatitis?
Fever, cough, sore throat
Jaundice, abdominal pain, nausea
Muscle aches, fatigue, headache
Rash, dizziness, chest pain
Which option best describes the first step in a dammed river's process to produce electricity, as shown in the diagram?
Construction of the dam
Generation of hydroelectric power
Regulating water flow
Water flowing through turbines
The greenhouse gases impact the carbon cycle by?
accelerating the process of photosynthesis.
decreasing the levels of carbon dioxide in the atmosphere.
increasing the repeated pattern of the carbon cycle.
trapping heat in the atmosphere, leading to global warming.
This human activity contributes to the increase of greenhouse gases in the atmosphere.
Recycling waste materials to reduce emissions.
Planting more trees to absorb carbon dioxide.
Conservation efforts to reduce emissions.
Burning fossil fuels and deforestation.
What is the role of prokaryotes in the human microbiome?
They compete with other microorganisms, leading to infections.
They do not affect the microbiome.
They do not interact with other microorganisms in the body.
They help maintain a healthy balance of microorganisms in the body.
Which of the following is not an adaptive feature of plants that do well in dry environments with little water?
Stem coated with a waxy.
Roots deep in the earth.
Leaves look like spines.
Complicated root system.
Which of the following is used for loosening the soil and cultivating the soil around the growing plants and putting a small amount of compost in the soil?
Hand cultivator
Hand fork
Hand spoon
Hand trowel
The work input of a machine is 1000 J. If the work output is 800 J, calculate the machine's efficiency.
75%
79%
80%
82%
The efficiency of a machine is 75%. If the work output is 450 J, what is the work output?
600 J
500 J
450 J
400 J
In the illustration provided, the electronic component that enables current to flow in one direction only within an electric circuit is called ………
Capacitor
Diode
Resistor
Transistor
How does the digestive system function?
The body's blood-transporting system.
The body's breathing system.
The body's food-processing system.
The body's nervous system.
What occurs in the absence of the part labelled VII?
Elimination of waste from the body
No breakdown of food for body cells to use
Production of energy for life
Regulation of body temperature
How does hydrochloric acid function in the part labelled III within the digestive system?
Hydrochloric acid aids in food digestion by breaking down proteins
Hydrochloric acid destroys germs that come with food substances
Hydrochloric acid provides essential nutrients to the body
Hydrochloric acid serves as an energy source for the cells in the stomach
Which organelle in the plant cell diagram below is responsible for photosynthesis?
Chloroplast
Endoplasmic reticulum
Golgi apparatus
Vacuole
All living cells contain the following parts below except?
Cellulose
Chloroplast
Cytoplasm
Starch
Digestion takes place in a long tube-like canal called the alimentary canal. Food travels through these organs in the following order:
Mouth, gullet, stomach, small intestine, large intestine and rectum.
Mouth, oesophagus, stomach, large intestine, small intestine and rectum.
Mouth, stomach, gullet, small intestine, large intestine, and rectum.
Mouth, stomach, oesophagus, small intestine, large intestine, and rectum.
The problems and disorders of the respiratory system shown in diagram T include:
I. Asthma II. Tuberculosis III. Lung cancer IV. Pneumonia V. Arteriosclerosis
I, II, III, IV
I, II, III, V
I, II, IV, V
Efficiency of energy is never 100%. This is because parts of the energy put into work?
are changed into other forms of energy.
are used to overcome friction and inertia.
are used to overcome weight and gravity.
vanish into thin air without being seen.
Which of the following does NOT manufacture digestive juices?
Kidneys
Liver
Pancreas
Stomach
If the mass of the pawpaw is 20 kg and rolls on the ground at 12 −1, calculate the potential energy of the pawpaw.
800 J
700 J
600 J
500 J
Based on the information provided in diagram X, which of the following binary compounds contain two molecules of hydrogen?
Hydrochloric acid
Nitrous oxide
Sodium chloride
Water
Which specialized animal cell in diagram is responsible for transmitting signs in the body?
Blood Cell
Muscle Cell
Nerve Cell
Sperm Cell
How will the knowledge of the maturity stages of different crops help the farmer in this journey?
Quality of the harvest.
Selection of crops that align with only growing season.
Selection of time of harvest only
Selection of varieties of crops that align with the climate, soil type and time of harvest.
Yaa Mansa found some tadpoles and fish in a pond as shown in the diagram. How did the tadpoles get there?
They developed from eggs laid by frogs in the pond.
They formed from mud at the bottom of the pond.
They hatched from eggs laid by fish in the pond.
They were made from materials dissolved in pond water.
If you add more foodstuffs to the shopping cart (increasing its mass), what will happen to its acceleration?
It will become erratic.
It will decrease.
It will increase.
It will remain the same.
In a calm tropical rainforest, natural factors such as closeness to large bodies of water, altitude, and dense vegetation play key roles in shaping the region's climate. These factors give to the special weather patterns and environmental conditions experienced within the rainforest ecosystem as shown in diagram.
How does the closeness to large bodies of water influence the climate of the tropical rainforest?
It accelerates soil erosion
It increases the frequency of droughts
It leads to extreme temperature fluctuations
It moderates temperature changes throughout the year
Baaba and Ali are discussing the colours of light. They decided to think about how they can see the colours of the Ghana flag.
What scientific principle is helping them to see the colours?
diffraction
Mirage
Reflection
Refraction
In a flourishing farm ecosystem, water and feed play serious roles in supporting the growth and reproduction of animals. Suitable access to these important resources ensures the health and well-being of the livestock, contributing to a workable farming procedure.
Why is water vital for the growth and reproduction of animals on the farm?
It accelerates the ageing process in animals
It decreases the need for regular veterinary care
It helps regulate body temperature and digestion
It provides essential nutrients for bone development
How do modern industries typically differ from indigenous industries in terms of market reach?
Indigenous industries mostly target niche markets for specialized products.
Indigenous industries rely on e-commerce platforms, whereas modern industries follow traditional marketing methods.
Modern industries cater to local markets, while indigenous industries focus on international trade.
Modern industries have a broader market reach due to advanced distribution networks.
What is the current flowing in the circuit?
6.70A
6.50A
7.03A
6.67A
How will you describe them in terms of electrical connection and flow of current?
Current flows through all the devices are different.
Each device receives the same voltage in diagram B.
Speakers in diagram A and B are in series.
Speakers in diagram B are in series.
Why does Alice see a sun in the lake?
The sunlight warms that part of the lake.
The sky spreads sunlight over the lake.
The sunlight reflects off the lake water.
Clouds reflect sunlight into the lake
In the agricultural fields, farm workers are thoroughly working on their crops under the healthy sun. Explore the tools they use to carry out their tasks efficiently.
How can farm workers best break up clumps of dirt and remove weeds when preparing the soil for planting?
By using Hoe
By using Pitchfork
By using Rake
By using Shovel
It is crucial to understand the environmental impact of plastic, glass, paper, and metal waste for effective waste management. Each type of waste has distinct challenges and recycling opportunities. Proper disposal and recycling practices are vital to reduce the environmental footprint and foster a more sustainable future.
How does plastic waste differ from glass waste, paper waste, and metal waste in terms of its environmental impact, especially on wildlife and ecosystems?
Glass waste is easy to recycle but may pose risks of breakage during handling.
Metal waste can be recycled into new products, reducing the need for virgin resource
Paper waste is biodegradable but can contribute to deforestation if not recycled efficiently.
Plastic waste is non-biodegradable and can lead to pollution and harm to wildlife.
In the field of science, which career involves researching sea life, ecosystems, and environmental conservation through observation and analysis?
Astrophysicist
Biomedical Engineer
Marine Biologist
Meteorologist
When considering an iron as an example of a system, what is the input?
electricity
temperature
motion on clothes
steam from the plate
How do birds benefit from trees from the description?
Explain how birds and plants affect one another in an ecosystem.
Write three examples of ecosystem as a self-sustaining unit in which components interact.
How will life on earth be without the sun?
Predict how mining, 'galamsey,' will disrupt the balance within an ecosystem.
What happens when the trolley is released?
How will you describe the pair of forces?
Which Newton's law of motion is shown above?
If the mass of the trolley is 100kg and is moved with an acceleration of 4 / 2. Find the force with which it moves.
What factors affect the rate of salt dissolving in water when stirred with a stirring rod?
How can you determine if all the salt has completely dissolved in the water after stirring?
How does the temperature of the water used influence the process of dissolving salt in water?
What specific properties of salt make it soluble in water compared to other substances?
How would you separate the dissolved salt from the water to recover the salt from the solution?
What four specific requirements are there for the growth of the seeds?
How will you ensure adequate drainage within the disposable bowl cups to prevent waterlogging?
What strategies will you put in place to provide sufficient sunlight and warmth for the seeds to germinate in the absence of a traditional seedbed?
How frequently do you plan to water the seeds in the yogurt cups, and what indicators will you observe to determine the moisture levels for optimal plant growth?
Write the two types of seed beds that you can transplant the seedlings into.
What two different plant parts will you advise the students to select and plant in different seed beds?
Describe in detail each stage of your journey.
Explain the processes involved in transforming from one state to another.
What role do you play in sustaining life on earth throughout your journey?
Distinguish between energy conversion and energy conservation.
What signs and symptoms of the heart problems did the doctor most likely highlight?
How would regular exercise benefit the man?
What lifestyle habits should be adopted to promote heart health?
What will happen if the nitrogen cycle is interrupted by human activities?
Show with the help of a sketch the arrangement of solid, liquid and gas particles.
Explain three effects of thermal electricity generation on the environment.
Describe four ways your household can employ to reduce electricity bills on daily routine activities.
Write the chemical formula for each of the following binary compound: Carbon(IV) oxide.
Write the chemical formula for each of the following binary compound: Iron(II) sulphide.
Write the chemical formula for each of the following binary compound: Magnesium oxide.
From the scenario, how do farmers use plant parts for agricultural practices?
Explain this statement giving at least three examples: 'Science and technology are often described as two sides of the same coin'.
Explain three environmental benefits that farmers can expect to gain from their project.
Write three things you can put on posters to educate your community on how to reduce the housefly menace?
Distinguish between ionic bonding and covalent bonding.
Explain three ways science and technology are used in the community.
Draw and label the structure of a plant cell.
Briefly explain how the absence of mitochondrion and lysosome would affect the cell's functioning and overall survival.
Describe three observable impacts of climate change on your local community.
What happens when a force is exerted on an object?
What happens when there is a reaction from the object?
What happens when the force exerted is the same as the reaction of the object?
Draw the electron configuration of aluminum.
If two toy cars of different masses are pushed with the same force, which car will experience a greater acceleration?
It cannot be determined without additional information.
The lighter car will experience a greater acceleration.
Both cars will experience the same acceleration.
The heavier car will experience a greater acceleration.
What phenomenon causes the colors of a rainbow to appear in the sky?
Dispersion
Refraction
Diffraction
Reflection
Which type of cell in the human body is primarily responsible for fighting infections?
Platelet
Red Blood Cell
White Blood Cell
Muscle Cell
