General Science

Which of the following is most closely associated with black hole?

A microbial/cellular metabolic process producing useful products
B region from which nothing including light can escape beyond the event horizon
C on-demand computing resources delivered over networks
D cell capable of self-renewal and differentiation

Which of the following is most closely associated with geostationary satellite?

A object orbiting another body
B large gravitationally bound system of stars, gas, dust and dark matter
C Geosynchronous Satellite Launch Vehicle
D satellite appearing fixed over a point on the equator by matching Earth’s rotation

Which statement correctly identifies astrobiology?

A distributed ledger technology
B study of life in the universe
C particle with characteristic dimensions in the nanoscale range
D rechargeable battery using lithium-ion movement between electrodes

In general science, dark matter refers to:

A defunct human-made objects/fragments orbiting Earth
B inferred matter detected mainly through gravitational effects
C imaging using high-frequency sound waves
D laboratory-produced antibody population targeting a specific antigen

Which of the following is most closely associated with astrobiology?

A study of life in the universe
B additive manufacturing building objects layer by layer
C computing/statistics applied to biological data
D ripples in spacetime produced by accelerating massive objects

Which of the following is most closely associated with CT scan?

A cell capable of self-renewal and differentiation
B distance light travels in vacuum in one year
C computed tomography using X-rays
D guided missile generally flying within the atmosphere toward its target

In general science, automation refers to:

A system using radio waves to detect and locate objects
B technology performing tasks with reduced human intervention
C particle with characteristic dimensions in the nanoscale range
D polymerase chain reaction for amplifying specific DNA sequences

What is the best description of nuclear reactor?

A on-demand computing resources delivered over networks
B technology converting sunlight directly into electricity
C device maintaining a controlled nuclear chain reaction
D computed tomography using X-rays

Which statement correctly identifies satellite?

A additive manufacturing building objects layer by layer
B study of life in the universe
C object orbiting another body
D hydrogen used as an energy carrier

In general science, fuel cell refers to:

A computed tomography using X-rays
B electrochemical device converting fuel and oxidant chemical energy into electricity
C digitally monitored and controlled electricity network
D technology converting sunlight directly into electricity

In general science, biotechnology refers to:

A satellite appearing fixed over a point on the equator by matching Earth’s rotation
B large gravitationally bound system of stars, gas, dust and dark matter
C India’s Defence Research and Development Organisation
D use of biological systems or components to develop products/processes

Which statement correctly identifies genetic engineering?

A direct modification of genetic material
B India’s lunar exploration programme
C satellite in near-polar orbit, useful for Earth observation
D galaxy containing the Solar System

In general science, encryption refers to:

A science/engineering involving nanoscale structures and phenomena
B network of physical devices exchanging data through sensors/software
C production of genetically identical biological copies by a relevant method
D transformation of data so it cannot be read without decryption

In general science, blockchain refers to:

A organism whose genetic material has been altered using genetic engineering
B distributed ledger technology
C India’s Defence Research and Development Organisation
D direct modification of genetic material

In general science, solar photovoltaic refers to:

A distributed ledger technology
B additive manufacturing building objects layer by layer
C technology converting sunlight directly into electricity
D hydrogen used as an energy carrier

Which statement correctly identifies space telescope?

A India’s regional satellite navigation system
B India’s space agency
C telescope placed in space to observe astronomical objects
D large infrared space telescope operated through an international partnership

Which statement correctly identifies fermentation?

A protection of digital systems, networks and data
B microbial/cellular metabolic process producing useful products
C hydrogen used as an energy carrier
D additive manufacturing building objects layer by layer

In general science, carbon capture refers to:

A organism whose genetic material has been altered using genetic engineering
B capture of CO2 emissions for storage/use
C methods that learn patterns from data
D fifth-generation mobile communication technology

In general science, fermentation refers to:

A vehicle using electric motor propulsion wholly or partly
B capture of CO2 emissions for storage/use
C magnetic resonance imaging using magnetic fields and radiofrequency signals
D microbial/cellular metabolic process producing useful products

Which of the following is most closely associated with radar?

A satellite in near-polar orbit, useful for Earth observation
B missile whose major trajectory is ballistic after powered flight
C galaxy containing the Solar System
D system using radio waves to detect and locate objects

Which of the following is most closely associated with graphene?

A India’s Mars Orbiter Mission
B US-operated global satellite navigation system
C distance light travels in vacuum in one year
D single-layer/few-layer carbon material with hexagonal lattice

Which statement correctly identifies GPS?

A ripples in spacetime produced by accelerating massive objects
B India’s lunar exploration programme
C US-operated global satellite navigation system
D computing/statistics applied to biological data

Which statement correctly identifies MRI?

A Indian solar mission studying the Sun from near Sun-Earth L1
B unknown component associated with accelerated cosmic expansion
C magnetic resonance imaging using magnetic fields and radiofrequency signals
D study of small-molecule metabolites and metabolic profiles

In general science, DRDO refers to:

A digitally monitored and controlled electricity network
B treatment modifying/replacing/regulating genetic material
C India’s Defence Research and Development Organisation
D computed tomography using X-rays

In general science, cruise missile refers to:

A guided missile generally flying within the atmosphere toward its target
B ripples in spacetime produced by accelerating massive objects
C India’s lunar exploration programme
D computing/statistics applied to biological data