Major Competitive Exams

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Q. What is the main active ingredient in most antacids?
  • A. Calcium carbonate
  • B. Magnesium hydroxide
  • C. Aluminum hydroxide
  • D. All of the above
Q. What is the main advantage of asexual reproduction? (2023)
  • A. Genetic diversity
  • B. Faster population growth
  • C. Requires two parents
  • D. Involves gametes
Q. What is the main advantage of sexual reproduction? (2023)
  • A. Faster reproduction
  • B. Genetic variation
  • C. Less energy required
  • D. No need for a mate
Q. What is the main advantage of using a potentiometer over a voltmeter?
  • A. It is cheaper.
  • B. It provides more accurate measurements.
  • C. It is easier to use.
  • D. It can measure AC voltages.
Q. What is the main advantage of using a Wheatstone bridge in measurements?
  • A. It is very fast
  • B. It provides high accuracy
  • C. It is very simple
  • D. It requires no power supply
Q. What is the main advantage of using a Wheatstone bridge?
  • A. It is simple to construct
  • B. It provides high accuracy in measurement
  • C. It can measure both AC and DC
  • D. It is portable
Q. What is the main advantage of using biopesticides? (2022)
  • A. They are more effective than chemical pesticides
  • B. They are environmentally friendly
  • C. They are cheaper to produce
  • D. They have a longer shelf life
Q. What is the main advantage of using chromatography for group identification? (2021)
  • A. Speed
  • B. Cost-effectiveness
  • C. High resolution
  • D. Simplicity
Q. What is the main advantage of using CRISPR technology in genetic engineering? (2021)
  • A. High precision
  • B. Low cost
  • C. Speed of modification
  • D. All of the above
Q. What is the main advantage of using genetically modified organisms (GMOs) in agriculture? (2021)
  • A. Higher nutritional value
  • B. Increased resistance to diseases
  • C. Lower production costs
  • D. All of the above
Q. What is the main advantage of using genetically modified organisms (GMOs) in food production? (2020)
  • A. Higher prices
  • B. Longer shelf life
  • C. Increased labor costs
  • D. More complex farming techniques
Q. What is the main advantage of using genetically modified organisms in food production? (2021)
  • A. Longer shelf life
  • B. Higher nutritional value
  • C. Resistance to pests and diseases
  • D. All of the above
Q. What is the main advantage of using hormonal contraceptives? (2023)
  • A. They are 100% effective
  • B. They can regulate menstrual cycles
  • C. They are inexpensive
  • D. They require no medical consultation
Q. What is the main advantage of using polymers in manufacturing?
  • A. High melting point
  • B. Lightweight
  • C. High electrical conductivity
  • D. Brittleness
Q. What is the main advantage of using semaphores in synchronization?
  • A. They are easy to implement
  • B. They prevent race conditions
  • C. They are faster than mutexes
  • D. They require less memory
Q. What is the main advantage of using transgenic animals in research? (2021)
  • A. Increased lifespan
  • B. Disease modeling
  • C. Higher reproduction rate
  • D. Better growth rate
Q. What is the main advantage of using transgenic plants? (2022)
  • A. Higher nutritional value
  • B. Increased growth rate
  • C. Resistance to herbicides
  • D. Faster reproduction
Q. What is the main advantage of using yeast as a host for cloning? (2023)
  • A. High growth rate
  • B. Eukaryotic post-translational modifications
  • C. Simple genome
  • D. Low cost
Q. What is the main aim of the Pradhan Mantri Ujjwala Yojana? (2016)
  • A. To provide free electricity to rural households
  • B. To provide LPG connections to women from Below Poverty Line (BPL) households
  • C. To promote solar energy usage
  • D. To enhance rural sanitation
Q. What is the main application of a Wheatstone bridge?
  • A. Measuring capacitance
  • B. Measuring inductance
  • C. Measuring resistance
  • D. Measuring voltage
Q. What is the main application of CRISPR technology? (2023)
  • A. Gene therapy
  • B. Gene editing
  • C. DNA sequencing
  • D. Protein synthesis
Q. What is the main application of nuclear fusion?
  • A. Nuclear power plants
  • B. Atomic bombs
  • C. Hydrogen bombs
  • D. Medical imaging
Q. What is the main argument presented in the article about the digital divide? (2021)
  • A. The digital divide is closing rapidly.
  • B. Access to technology is essential for economic growth.
  • C. The digital divide only affects rural areas.
  • D. Technology is not necessary for modern education.
Q. What is the main argument presented in the article about the importance of biodiversity?
  • A. Biodiversity is irrelevant to human survival.
  • B. Biodiversity contributes to ecosystem stability and resilience.
  • C. Biodiversity only benefits certain species.
  • D. Human activities have no impact on biodiversity.
Q. What is the main argument presented in the last paragraph of the passage?
  • A. The need for immediate action.
  • B. The benefits of inaction.
  • C. The importance of public awareness.
  • D. The role of government in environmental issues.
Q. What is the main argument presented in the passage about globalization?
  • A. Globalization has only negative effects on local economies.
  • B. Globalization fosters cultural exchange and economic growth.
  • C. Globalization is a recent phenomenon.
  • D. Globalization leads to the loss of cultural identity.
Q. What is the main argument presented in the passage about renewable energy?
  • A. Renewable energy sources are too expensive to implement.
  • B. Renewable energy is essential for sustainable development.
  • C. Renewable energy has no significant impact on the economy.
  • D. Renewable energy technologies are not yet reliable.
Q. What is the main argument presented in the passage about the benefits of a plant-based diet?
  • A. A plant-based diet is the only way to achieve good health.
  • B. Plant-based diets are environmentally sustainable and health-promoting.
  • C. Plant-based diets are too restrictive for most people.
  • D. Plant-based diets do not provide enough protein.
Q. What is the main argument presented in the passage about the benefits of reading?
  • A. Reading is a waste of time.
  • B. Reading enhances cognitive skills and empathy.
  • C. Reading is only beneficial for academic success.
  • D. Reading should be replaced by digital media.
Q. What is the main argument presented in the passage about the effects of globalization? (2021)
  • A. Globalization has only negative effects on local economies.
  • B. Globalization fosters cultural exchange and economic growth.
  • C. Globalization leads to the loss of cultural identity.
  • D. Globalization is a recent phenomenon with no historical precedent.
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