Q.1 Heavy rainfall continued for several days in a city. What is the likely effect?
Water scarcity
Flooding in low-lying areas
Decrease in river levels
Improved road conditions
Explanation - Continuous heavy rainfall leads to accumulation of water, causing flooding, especially in low-lying areas.
Correct answer is: Flooding in low-lying areas
Q.2 A factory released untreated waste into a river. What could be the effect?
Improved aquatic life
Water pollution
Increase in fish population
Better quality of water
Explanation - Discharging untreated waste contaminates the river, leading to water pollution.
Correct answer is: Water pollution
Q.3 A student studied hard for weeks for an exam. What is the most likely effect?
Poor marks
High performance in the exam
Forgetfulness
Boredom during the exam
Explanation - Consistent and focused study generally results in better understanding and higher marks.
Correct answer is: High performance in the exam
Q.4 The government increased taxes on fuel. What could be an effect?
Decrease in fuel prices
Increase in transportation costs
Reduction in taxes
More fuel consumption
Explanation - Higher fuel taxes increase transportation costs because fuel is a major input for transport.
Correct answer is: Increase in transportation costs
Q.5 Deforestation occurred in a region. What is a likely effect?
More rainfall
Soil erosion
Increase in wildlife
Decrease in temperature
Explanation - Trees hold soil together; removing them causes soil erosion due to rain and wind.
Correct answer is: Soil erosion
Q.6 Excessive use of fertilizers in a field. What is the likely effect?
Water pollution
Better air quality
Less plant growth
Soil hardening
Explanation - Excess fertilizers can wash into water bodies, causing nutrient pollution and eutrophication.
Correct answer is: Water pollution
Q.7 A person smoked heavily for years. What is the likely effect?
Improved lung health
Lung disease
Better stamina
No effect
Explanation - Long-term smoking damages lungs and can cause chronic diseases like COPD and cancer.
Correct answer is: Lung disease
Q.8 The local authority planted more trees along roads. What is the likely effect?
Increase in air pollution
Reduced noise and cleaner air
Decrease in oxygen levels
Soil erosion
Explanation - Trees act as air filters and noise barriers, improving environmental quality.
Correct answer is: Reduced noise and cleaner air
Q.9 A company reduced the prices of its products significantly. What could be the effect?
Decrease in sales
Increase in sales
No change in demand
Decrease in customer interest
Explanation - Lower prices attract more buyers, leading to higher sales volume.
Correct answer is: Increase in sales
Q.10 A school conducted awareness sessions on hygiene. What is the likely effect?
Increase in disease spread
Improved personal hygiene among students
Negligence towards health
Decrease in attendance
Explanation - Awareness sessions educate students on cleanliness and health, leading to better hygiene practices.
Correct answer is: Improved personal hygiene among students
Q.11 An oil spill occurred in the sea. What is the likely effect?
Increase in marine life
Water contamination and harm to aquatic animals
Cleaner water
Better fishing conditions
Explanation - Oil spills pollute water and can poison marine animals, affecting the ecosystem.
Correct answer is: Water contamination and harm to aquatic animals
Q.12 A company provided safety training to its employees. What could be the effect?
More accidents at work
Fewer accidents and improved safety
No change in safety
Increase in workplace negligence
Explanation - Proper training reduces mistakes and ensures adherence to safety protocols.
Correct answer is: Fewer accidents and improved safety
Q.13 A city increased the number of buses on the roads. What is the likely effect?
Increased traffic congestion
Reduced private vehicle use and pollution
More pollution
Less public transport usage
Explanation - Improved public transport encourages people to use buses, reducing private vehicle use and pollution.
Correct answer is: Reduced private vehicle use and pollution
Q.14 Children watched violent videos frequently. What could be the effect?
Increased aggression
Better behavior
More focus on studies
Decrease in violence
Explanation - Exposure to violent content can influence behavior, leading to increased aggression.
Correct answer is: Increased aggression
Q.15 A farmer overused pesticides on crops. What is the likely effect?
Health hazards for consumers
Better immunity for humans
Increase in crop yield without side effects
Improved soil fertility
Explanation - Excessive pesticide use can leave residues in crops, causing health problems.
Correct answer is: Health hazards for consumers
Q.16 A person exercised regularly for months. What is the likely effect?
Weaker muscles
Better fitness and stamina
Increased fatigue
Decrease in strength
Explanation - Regular exercise strengthens muscles, improves endurance, and boosts overall health.
Correct answer is: Better fitness and stamina
Q.17 A government banned plastic bags in a city. What is a likely effect?
Increased plastic pollution
Reduction in plastic waste
More littering
Decrease in recycling efforts
Explanation - Banning plastic bags reduces the usage of plastic, thereby decreasing plastic waste.
Correct answer is: Reduction in plastic waste
Q.18 Students were given nutritious meals in school. What is the likely effect?
Increased malnutrition
Improved health and concentration
Decrease in attendance
Poor growth
Explanation - Nutritious meals enhance physical growth and mental focus in students.
Correct answer is: Improved health and concentration
Q.19 A country increased its import taxes on electronic items. What is the likely effect?
Increase in import
Decrease in import and higher domestic prices
Lower domestic prices
More electronic items availability
Explanation - Higher import taxes make imported goods more expensive, reducing import volume and raising domestic prices.
Correct answer is: Decrease in import and higher domestic prices
Q.20 A river dried up due to prolonged drought. What is a likely effect?
Increase in aquatic life
Water scarcity and crop failure
Better irrigation
More rainfall
Explanation - A dried river reduces water availability for drinking and irrigation, causing crop failure and scarcity.
Correct answer is: Water scarcity and crop failure
Q.21 A student cheated during exams. What could be the effect?
Improved knowledge
Disciplinary action and loss of trust
Better skills
Recognition from teachers
Explanation - Cheating leads to punishment and affects credibility, rather than improving learning.
Correct answer is: Disciplinary action and loss of trust
Q.22 Excessive use of smartphones late at night. What is the likely effect?
Better sleep quality
Sleep disturbances and eye strain
Improved concentration
Reduced fatigue
Explanation - Late-night screen exposure affects sleep patterns and can strain the eyes.
Correct answer is: Sleep disturbances and eye strain
Q.23 A city planted more streetlights. What could be the effect?
Increased crime rate
Reduced accidents and improved safety
More darkness
Decreased public visibility
Explanation - Better illumination at night decreases accidents and improves safety for pedestrians and drivers.
Correct answer is: Reduced accidents and improved safety
Q.24 Regular vaccination is done in a community. What is the likely effect?
Spread of diseases
Reduced risk of infectious diseases
Weakened immunity
Increase in epidemics
Explanation - Vaccination protects individuals and communities from infectious diseases, reducing outbreaks.
Correct answer is: Reduced risk of infectious diseases
Q.25 People ignored traffic rules frequently. What is a likely effect?
Reduced accidents
Increased road accidents and chaos
Better traffic flow
Decrease in penalties
Explanation - Ignoring traffic rules leads to accidents and disorder on roads.
Correct answer is: Increased road accidents and chaos